Serving as a subject matter expert, the Senior Coding Specialist works closely with Coding Leadership, OP Coding Validators, Revenue Integrity, Compliance, and Clinical Operations teams to promote coding uniformity, consistency, and accuracy in accordance with ICD-10-CM and CPT coding conventions, Official Coding Guidelines, CMS regulations, Federal and State requirements, American Hospital Association (AHA) guidance, Coding Clinic publications, National Correct Coding Initiative (NCCI) edits, and payer-specific policies. Under the supervision of the Outpatient Coding Manager and OP Coding Supervisor, the Senior Coding Specialist is responsible for the accurate, timely, and compliant assignment of ICD-10-CM, CPT, HCPCS Level II, modifiers, revenue codes, and APC classifications for complex hospital outpatient encounters.