Utilize Coding Guidelines: Research and utilize all current coding guidelines for appropriate code assignment; including but not limited to AHA Coding Clinic, CPT Assistant, federal regulations, CCI coding initiatives, Official Guidelines for ICD-10 and CPT, insurance payer guidelines and Trinity Health internal coding guidelines. Licenses and Certifications Required: An applicable credential from one of the following associations is required upon hire: American Health Information Management Association, including CCA, CCS, CCS-P, RHIT, or RHIA; or.