NewHealthcare Billing Manager JobotHealthcare Billing ManagerFresno, CA$75,000–$85,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Our operations team plays a critical role in ensuring accurate billing, compliance, and reimbursement across multiple programs and payor sources.
Ophthalmologist Cornea Specialist Opportunity- Fresno, CA Kaiser Permanente - The Permanente Medical Group, Inc. -Northern CaliforniaOphthalmologist Cornea Specialist Opportunity- Fresno, CAFresno, CAFull-time annual salary range is $352,860 to $372,780 plus additional potential incentives up to $28,500*.Reduced schedules with pro-rated compensation may be available. Please visit our website to view all of our opportunities located throughout Northern California https://northerncalifornia.permanente.org/.
Billing Support Representative (Remote) Ambry Genetics CorporationBilling Support Representative (Remote)CaliforniaRemoteIn this role, Billing Support Specialist provides client and patient support for billing-related issues, including but not limited to communicating estimated out-of-pocket costs, offering assistance options, providing billing status, quoting pricing, collecting payments and reviewing patient correspondence. Assist with incoming inquiries from patients and clients, providing one-touch resolution whenever possible for all billing-related issues.
Specialist, Billing NTT Global Data Centers AmericasSpecialist, BillingNorCal, CaliforniaRemoteWe offer local-to-global data center expertise, aligned with our connected platform of AI-ready data centers to create solutions that enable our clients to seamlessly scale their digital businesses, anywhere and anytime. Support internal and external audits by providing documentation, reconciliations and explanations related to revenue accounting and billing processes.
Billing Specialist United Health Centers of the San Joaquin ValleyBilling SpecialistFresno-Corporate, CaliforniaMust be able to reach above the shoulder level to work, must be able to bend, squat and sit, stand, stoop, crouch, reach, kneel, twist/turn. As a Billing Specialist, one can look forward to ensuring that United Health Centers is able to obtain payment from appropriate parties.
Billing Specialist United Health Centers of San Joaquin ValleyBilling SpecialistFresno, CAMust be able to reach above the shoulder level to work, must be able to bend, squat and sit, stand, stoop, crouch, reach, kneel, twist/turn. As a Billing Specialist, one can look forward to ensuring that United Health Centers is able to obtain payment from appropriate parties.
NewBilling System Specialist City of FresnoBilling System SpecialistFresno, CA$57,072–$68,460 / yearThe written examination is designed to test a candidates knowledge of computers, software and communications systems; ability to analyze, and problem solve independently; ability to apply skills in interpersonal relations; and training methods. The Billing System Specialist is a specialized, technical class in which incumbents develop, administer, maintain, and support the entry of proper data and criteria into the utilities and billing related computer systems.
Staff Product Manager, Billing Pinterest IncStaff Product Manager, BillingCARemote$164,695–$339,078 / yearYour success will depend on leading the company through significant process changes, having deep empathy for our sellers and advertisers, partnering with many stakeholders internally and externally, and championing better ways of running the business. You will lead everything we need to do to support a world-class billing system, which involves collaborating with a dynamic, motivated, and expert team of cross functional partners to redefine, automate, expand, and streamline how Pinterest transacts with its clients.
Medicaid Billing Specialist CHP HealthMedicaid Billing SpecialistUnited States, CARemote$25–$35 / hourKnowledge of Medicaid managed care plans across multiple states is a strong plus; California Medi-Cal experience is a bonus. We are looking for a driven, entrepreneurially minded Billing Specialist who thrives in environments where the work is meaningful, the pace is energetic, and no two days look exactly the same.
Hospital Billing Coordinator Deloitte Touche Tohmatsu LtdHospital Billing CoordinatorCA$50,000–$60,000 / yearOur purpose comes through in our work with clients that enables impact and value in their organizations, as well as through our own investments, commitments, and actions across areas that help drive positive outcomes for our communities. This compensation range is specific to the remote role and takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs.
NewRegional Billing Specialist PACSRegional Billing SpecialistCaliforniaThe Billing Specialist will perform all functions necessary through the revenue cycle of claims including proper revenue recognition, claims generation, claim submission, and follow-up through payment. Prolonged periods of sitting or standing at a desk (typically 7-8 hours per day) while reviewing claims, posting payments, and analyzing AR metrics.
Dental Billing Clerk Castle Family Health CentersDental Billing ClerkAtwater, CAFull timeKey Responsibilities: Medi-Cal (Denti-Cal) Billing – Primary Focus: - Prepare, review, and submit dental claims in accordance with Denti-Cal/Medi-Cal guidelines. Ability to commute/relocate: Atwater, CA 95301: Reliably commute or planning to relocate before starting work (Required).
Billing Clerk Castle Family Health CentersBilling ClerkAtwater, CAFull timeCommercial billing experience - knowledge of CPT4, HCPC, and ICD-10 codes, ability to read EOB's in order to process the information needed from commercial payors (workers comp experience is a plus) Be able to submit claims through an electronic automated billing system as well as experience with mailing paper claims. Commercial AR experience - ability to understand EOB's and RA's from commercial payors with knowledge of appropriate actions to take for payment.
Head of Billing and Collections- Fuze Rx Alto PharmacyHead of Billing and Collections- Fuze RxCaliforniaRemotePhysical requirements for this role include the ability to work at a computer terminal with monitor, keyboard and mouse for extended periods of time, stoop, bend, and reach for equipment and supplies, make frequent repetitive motions required to operate a computer that include the wrists, hands and fingers, and lift, carry, push, pull, and move light objects up to 20 pounds. The Head of Billing and Collections is responsible for overseeing the daily operations of the billing and collections department, ensuring accurate and timely submission of claims and invoices, managing revenue cycle processes, and leading a team to maximize collections.
Medical Records/Billing Allergy and Asthma Associates of Southern CaliforniaMedical Records/BillingLaguna Niguel and Irvine, CA$24–$26 / hourThis position is responsible for maintaining electronic health records, processing medical records requests, ensuring documentation is complete and compliant, and providing limited support to billing operations when needed. Allergy and Asthma Associates of Southern California is seeking a detail-oriented and organized Medical Records Coordinator to oversee the accuracy, integrity, and confidentiality of patient medical records.
Senior Manager, Billing and Collections NTT Global Data Centers AmericasSenior Manager, Billing and CollectionsNorCal, CaliforniaRemoteWe offer local-to-global data center expertise, aligned with our connected platform of AI-ready data centers to create solutions that enable our clients to seamlessly scale their digital businesses, anywhere and anytime. In addition, the Senior Manager oversees accounts receivable collections, developing and executing strategies to optimize cash flow, reduce outstanding balances, and maintain strong client relationships.
Director of Billing United Health Centers of the San Joaquin ValleyDirector of BillingCaliforniaEffectively communicates changes regarding contracted health plans for claims processing, data management and information systems, financial management, eligibility verification, specialty panel access, patient tracking provider relations, patient satisfaction and health education to staff. Works to communicate health plans specifics regarding claims processing, data management and information systems, financial management, eligibility verification, specialty panel access, patient tracking provider relations, patient satisfaction and health education to staff to ensure compliance.
Billing and Accounts Receivable Manager Deloitte Touche Tohmatsu LtdBilling and Accounts Receivable ManagerCARemote$140,000–$160,000 / yearAs an Epic Billing and Accounts Receivable Manager you will help deliver back-end revenue cycle management (RCM) services, including billing and claims submission, A/R follow-up, denials management, payment posting, and credits and refunds, for health care provider client. This compensation range is specific to the remote role and takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs.
NewClubhouse Billing Analyst Pacific Health GroupClubhouse Billing AnalystState-Wide, CARemote$49,920–$54,080This is a hands-on role for a billing professional who is comfortable operating in a new benefit with evolving guidance — building billing workflows from the ground up, monitoring DHCS and County claiming updates, and partnering closely with program staff to make sure documentation supports every claimed day of service. Verify MediCal eligibility and aid codes for all Clubhouse members monthly (and prior to claiming), including share-of-cost, other health coverage (OHC), and managed care assignment issues that affect SMHS claiming.
Customer Service & Billing - Future Opportunities (Innovation Consulting Talent Pool) Innovation ConsultingCustomer Service & Billing - Future Opportunities (Innovation Consulting Talent Pool)CaliforniaInnovation Consulting LLC is building a nationwide network of highly qualified professionals for upcoming customer operations, billing, and service delivery projects with our utility and infrastructure clients. When assigned to a client project through Innovation Consulting LLC, you’ll be a W-2 employee with full access to our comprehensive benefits package: Health Reimbursement Account (HRA): Helps cover premiums and out-of-pocket costs.
Hospital Billing Operator Deloitte Touche Tohmatsu LtdHospital Billing OperatorCA$70,000–$90,000 / yearOur purpose comes through in our work with clients that enables impact and value in their organizations, as well as through our own investments, commitments, and actions across areas that help drive positive outcomes for our communities. This compensation range is specific to the remote role and takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs.
NewC2M Billing Expert Artech LLCC2M Billing ExpertLos Angleles, CA$120–$130 / hourOracle C2M Lead with strong functional expertise. Should have worked on Billing modules, with configuration and design exp.
Lead Certified Payroll/AIA Billing Admin Ledgent Finance & AccountingLead Certified Payroll/AIA Billing AdminVista, CA, California$80,000–$1,000,000Responsible for managing office services by ensuring office operations and procedures are organized, correspondences are controlled, filing systems are designed, supply requisitions are reviewed and approved and that clerical functions are properly assigned and monitored. The Lead Payroll & Billing Administrator will organize and coordinate payroll, AP, AR (AIA Billing), office administration and procedures, in order to ensure organizational effectiveness, efficiency and safety.
Billing & Analytics Software Engineer DeepgramBilling & Analytics Software EngineerCaliforniaDeepgram is the leading platform underpinning the emerging trillion-dollar Voice AI economy, providing real-time APIs for speech-to-text (STT), text-to-speech (TTS), and building production-grade voice agents at scale. As a Billing & Analytics Engineer on the Console & Analytics team, you will own the systems that turn Deepgram’s raw API usage into accurate invoices, revenue-grade analytics, and the self-service billing experience our customers depend on.
Billing and Licensing Supervisor City of Oxnard, CABilling and Licensing SupervisorCA 93030, CAIncumbents provide first-level supervision to a minimum of two or more professional level (exempt) employees, or oversee a major financial function or administrative program having broad city-wide impact or serve as a designated subject matter expert, performing complex analysis and/or program administration, which may include providing first or second level supervision to paraprofessional(non-exempt) employees. Activities encompass a variety of fiscal, administrative, and business management oversight including, but not limited to, supervising and monitoring day-to-day operations, development and evaluation of goals and objectives, leading and supervising a team of employees that includes customer service representatives, accounting technicians, support supervisors, management analyst, and business tax compliance inspectors.
Billing Software Manager Zillow IncBilling Software ManagerCARemote$173,600–$277,400 / yearAs a technical leader, you'll collaborate with product and business partners on impactful financial initiatives, while serving as the point of technical escalation and ensuring the quality, scalability, and reliability of the solutions your team delivers. Zillow was named one of FORTUNE 100 Best Companies to Work For in 2025, and included on the PEOPLE Companies That Care 2025 list, reflecting our commitment to creating an innovative, inclusive, and engaging culture where employees are empowered to grow.
Medical Coder and Biller - Fresno, CA Healthcare ISMedical Coder and Biller - Fresno, CAFresno, CAPosition Summary: As a Medical Billing Specialist, you will be responsible for ensuring accurate and timely billing of patient accounts, as well as following up on unpaid claims to maximize revenue for our organization. We are seeking experienced individuals to contribute their coding and billing expertise to one of our healthcare clients in Fresno Please review the two positions and apply if you feel you would be a good fit.
Business Office Specialist Bristol Hospice, LLCBusiness Office SpecialistFresno, CAProvide office functions including handling correspondence and word processing for hospice organization, managing incoming calls, filing clinical notes, maintaining administrative and clerical files; and ensuring postage is purchased and kept on hand. Assist BOM in ensuring all Doctors order forms and related forms are completed and signed in compliance with Medicare and Medicaid regulations, place forms and applicable documents into patient files.
Enrollment Specialist United Health Centers of the San Joaquin ValleyEnrollment SpecialistFresno, CaliforniaThe Enrollment Specialist is familiar with the screening and evaluative processes necessary to determine a patient's eligibility for Medi-Cal, (including Medi-Cal Dental and Presumptive Eligibility), Family PACT, CDP, Covered California and Sliding Fee Program, or any other program that may assist our patients financially. Promptly and courteously answers and screens phone calls for the department; routes call as appropriate within established customer service guidelines; accurately records messages and delivers to the appropriate party in a timely manner; checks voicemail frequently.
Enrollment Specialist United Health Centers of San Joaquin ValleyEnrollment SpecialistFresno, CAThe Enrollment Specialist is familiar with the screening and evaluative processes necessary to determine a patients eligibility for Medi-Cal, (including Medi-Cal Dental and Presumptive Eligibility), Family PACT, CDP, Covered California and Sliding Fee Program, or any other program that may assist our patients financially. Promptly and courteously answers and screens phone calls for the department; routes call as appropriate within established customer service guidelines; accurately records messages and delivers to the appropriate party in a timely manner; checks voicemail frequently.
Administrative Aide Temporary SIERRA TRIBAL CONSORTIUM INCAdministrative Aide TemporaryFRESNO, CAPreference given to qualified American Indian applicants in accordance with applicable Indian Preference Act (Title 25 U.S. Code Sections 472 and 473) and the Indian Self-Determination Act, Public Law 93-638, provided the applicant has submitted acceptable proof of Indian Preference for employment which is to accompany the application if you are claiming Indian Preference. Responsible for professional accounting work supervising payroll and investigating, evaluating, reconciling, and problem-solving regarding transaction processing.
Medical Assistant Front/Back (AGHA) Sante HealthMedical Assistant Front/Back (AGHA)Fresno, CAFull timeSante Health System provides numerous client services such as billing, claims processing, contracting, credentialing, finance, human resources, information services, marketing/communications, physician services, practice management, provider relations, quality improvement, and utilization management. In addition to your medical assisting responsibilities, you also handle a variety of office duties including scheduling appointments, answering phones, screening calls, relaying messages by phone or mail, and answering patient questions about general policies and procedures.
Lien Representative Albert & Mackenzie, LLPLien RepresentativeCaliforniaThis includes reviewing medical and non-medical billing, assessing exposure, preparing files for negotiation or litigation, and ensuring compliance with applicable California Workers’ Compensation regulations and billing guidelines. Proudly recognized as a Great Place to Work for six consecutive years (2021–2026), the firm has also earned multiple Best Places to Work awards.
Medical Assistant - Back Office (EMVL) Sante HealthMedical Assistant - Back Office (EMVL)Fresno, CAPart timeSante Health System provides numerous client services such as billing, claims processing, contracting, credentialing, finance, human resources, information services, marketing/communications, physician services, practice management, provider relations, quality improvement, and utilization management. Candidates should have exceptional people and communication skills, be highly skilled in multi-tasking in a fast paced environment, a commitment to achieving a high level of accuracy and attention to detail, and a no-task-too-small approach to the work.
Senior Accounts Payable Specialist Alto PharmacySenior Accounts Payable SpecialistCaliforniaRemotePhysical requirements for this role include the ability to work at a computer terminal with monitor, keyboard and mouse for extended periods of time, stoop, bend, and reach for equipment and supplies, make frequent repetitive motions required to operate a computer that include the wrists, hands and fingers, and lift, carry, push, pull, and move light objects up to 20 pounds. Employees are also provided flexible vacation time, accrued paid sick time, 10 paid holidays, (2 floating holidays for full time non-exempt employees), and eight weeks of paid parental leave for eligible employees, additional paid weeks for the birthing parent, 4 weeks paid caregiver leave, and a Lifestyle Spending Account allowance each month.
Guest Experience Specialist Signature Aviation LtdGuest Experience SpecialistFresno, CA$21.50–$23 / hourThis is a dynamic, hands-on position that requires flexibility to work varied schedules, including nights, weekends, and holidays, and the ability to operate in both indoor and outdoor environments, often near active aircraft and ground service equipment. Pay ranges vary based on multiple factors, including, without limitation, skill sets, education, shift worked, responsibilities, seniority, geographical market, merit, output, productivity, prior training or experience, and travel.
Office Manager (CVCRSA) Sante HealthOffice Manager (CVCRSA)Fresno, CAFull timeSante Health System provides numerous client services such as billing, claims processing, contracting, credentialing, finance, human resources, information services, marketing/communications, physician services, practice management, provider relations, quality improvement, and utilization management. This position is accountable for providing administrative management services for the practice, planning and coordinating the work of clerical, clinical, and bookkeeping efforts of the site, resulting in a smooth comprehensive management of the day-to-day operations.
Surgery Scheduler & Authorization Coordinator (AGHA) Sante HealthSurgery Scheduler & Authorization Coordinator (AGHA)Fresno, CAFull timeSante Health System provides numerous client services such as billing, claims processing, contracting, credentialing, finance, human resources, information services, marketing/communications, physician services, practice management, provider relations, quality improvement, and utilization management. Candidates should have exceptional people and communication skills, be highly skilled in multi-tasking in a fast-paced environment, a commitment to achieving a high level of accuracy and attention to detail, and a no-task-too-small approach to the work.
Surgery Scheduler (CVCRSA) Sante HealthSurgery Scheduler (CVCRSA)Fresno, CAFull timeSante Health System provides numerous client services such as billing, claims processing, contracting, credentialing, finance, human resources, information services, marketing/communications, physician services, practice management, provider relations, quality improvement, and utilization management. Candidates should have exceptional people and communication skills, be highly skilled in multi-tasking in a fast paced environment, a commitment to achieving a high level of accuracy and attention to detail, and a no-task-too-small approach to the work.
Biller (FDH Chestnut) Sante HealthBiller (FDH Chestnut)Fresno, CAFull timeSante Health System provides numerous client services such as billing, claims processing, contracting, credentialing, finance, human resources, information services, marketing/communications, physicians services, practice management, provider relations, quality improvement and utilization management. Candidates should have exceptional people and communication skills, be highly skilled in multi-tasking in a fast paced environment, a commitment to achieving a high level of accuracy and attention to detail, and a no-task-too-small approach to the work.
Registered Nurse (RN) (UGSC) Sante HealthRegistered Nurse (RN) (UGSC)Fresno, CAFull timeSante Health System provides numerous client services such as billing, claims processing, contracting, credentialing, finance, human resources, information services, marketing/communications, physician services, practice management, provider relations, quality improvement, and utilization management. Candidates should have exceptional people and communication skills, be highly skilled in multi-tasking in a fast paced environment, a commitment to achieving a high level of accuracy and attention to detail, and a no-task-too-small approach to the work.
Medical Biller Roth Staffing CompaniesMedical BillerFresno, California$22–$28 / hourUltimate Staffing is seeking Medical Billers with experience in Accounts Receivable, AR Follow Up, Medicare, Medicaid, Private and Commercial Insurance. We have several temporary and temp to hire opportunities in Fresno and the surrounding areas.
Third-Party Medical Claims Processor Hire Up Healthcare (Division of Hire Up Staffing)Third-Party Medical Claims ProcessorFresno, CAIdeal Candidate: The perfect fit for this role has at least 3 years of experience in medical billing or claims processing especially if that experience includes working with a third-party administrator (TPA) within an insurance company . Prior TPA exposure is highly preferred due to the nature of this employers group benefit processing.
NewPatient Financial Services Supervisor San Joaquin County CaliforniaPatient Financial Services SupervisorSan Joaquin County, CAKNOWLEDGE Medical terminology, coding, procedure and diagnosis codes; completion of UB04 and CMS 1500 claims forms, government, managed care and third party payer billing, electronic claim submission systems and hospital patient accounting systems; accounts receivable methods and procedures; claim attachment specifications; regulatory and legal guidelines; appeals processes; principles of planning and organizing work; methods of researching, gathering, organizing and reporting data; personal computer systems and general office computer software; public relations techniques; advanced filing and record keeping systems; complex correspondence and report formats; arithmetical operations related to advanced clerical/technical/financial processes; basic principles of training and supervision; advanced cash handling procedures. PHYSICAL/MENTAL REQUIREMENTS Mobility-Frequent operation of a data entry device, repetitive motion, sitting for long periods, walking; occasional standing, pushing, pulling, bending, squatting, climbing; Lifting-Frequently 5 pounds or less; occasionally 5 to 30 pounds; Visual-Constant good overall vision and reading/close-up work; frequent color perception and use of eye/hand coordination; occasional use of depth perception and peripheral vision; Hearing/Talking-Frequent hearing of normal speech, hearing/talking on the telephone, talking in person; Emotional/Psychological-Frequent decision making, concentration, and public contact; Special Requirements-Some assignments may require working weekends, nights, and/or occasional overtime; Environmental-Occasional exposure to varied weather conditions.
Regional Oncology Specialist - Central California Exact Sciences CorpRegional Oncology Specialist - Central CaliforniaFresno, CA$127,000–$191,000 / yearDevelop and implement a highly strategic and actionable tactical plan to maximize the utilization of our products in the most productive accounts while staying within budget; support corporate objectives and highlight the delivery of key selling messages and provide a high-level of customer service toward being the best-in-class provider. Working on the Oncology Sales team, the Lead Regional Oncology Specialist (Lead ROS) will develop and implement a plan to maximize the utilization of Exact Sciences' products in targeted accounts, while staying within budget, and support the corporate objectives and highlight the delivery of key selling messages.
Claim Review Specialist - Coding Certification Required CorroHealthClaim Review Specialist - Coding Certification RequiredCaliforniaRemoteSummary: Assist the Director of HIM in preparing claim audits, reviewing and recommending coding, revenue cycle and charge/billing changes on client hospital outpatient and Profee claims using proprietary software product. Assist the Director of HIM in preparing claim audits, reviewing and recommending coding, revenue cycle and charge/billing changes on client hospital outpatient and Profee claims using proprietary software product.
NewOphthalmologist Cornea Specialist Opportunity- Fresno, CA The Permanente Medical Group, Inc. - N.CaliforniaOphthalmologist Cornea Specialist Opportunity- Fresno, CAFresno, CA$427,770–$441,000 / yearThe Permanente Medical Group, Inc. is one of the largest medical groups in the nation with over 10,000 physicians, 21 medical centers, numerous clinics throughout Northern and Central California and a 80-year tradition of providing quality medical care. For information about career opportunities and wage ranges, visit TPMG Physician Careers website: https://northerncalifornia.permanente.org.
Cash Posting Specialist 1 Air MethodsCash Posting Specialist 1HOMEBASED, CaliforniaFull timeEssential Functions and Responsibilities include the following: • Review daily remittance batches and apply all payments, adjustments, discounts; Identify payors that are not paying according to contract, negotiation or fee schedules; Research and resolve issues identified via reports, email and assigned callback from various departments, when necessary. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information.
NewSenior Fund Accountant - CLO UMB BankSenior Fund Accountant - CLOCaliforniaProvide day-to-day support to existing institutional/corporate trust accounts including billing for administrative fees, recommending fee increases, facilitating transaction closing, handling cash and investment transactions, monitoring cash activities and compliance items, providing debt service calculations, executing payment generation and follow-up. The posted compensation range on this listing represents UMB’s good faith and reasonable estimate based on its budget and what it expects to be the starting pay for this role, but the actual compensation may vary by geographic location, experience level, and other job-related factors.
Cash Posting Specialist 1 Air Methods CorpCash Posting Specialist 1CAEssential Functions and Responsibilities include the following: Review daily remittance batches and apply all payments, adjustments, discounts; Identify payors that are not paying according to contract, negotiation or fee schedules; Research and resolve issues identified via reports, email and assigned callback from various departments, when necessary. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information.