Review documentation from payer portals, client systems, provider notes, explanation of benefits (EOBs), remittance advice, and other sources to understand account history and claim status, communicate with insurance carriers and internal stakeholders as needed to clarify claim status, and support the development of comprehensive appeal submissions. Support Compliance Program by adhering to policies and procedures pertaining to HIPAA, GLBA, FCRA, and other laws applicable to business practices; this includes becoming familiar with Code of Ethics, attending training as required, notifying management when there is a compliance concern or incident, HIPAA-compliant handling of patient information, and demonstrable awareness of confidentiality obligations.