Diagnostic Codes: ICD 10, ICD 11 & SNOMED CT Pabau Vitamin B12 Deficiency ICD 10 CM Codes DYK: CMS requires Medicare Advantage organizations (MAOs) to maintain compliance programs that prevent, detect and correct fraud, waste and abuse and audit diagnosis data before and after risk adjustment submissions. To support these UB 04 Form Locator Appendices The HCPCS modifier FC stands for "Partial credit received for replaced device". It is used in facility billing, primarily for Medicare claims submitted by hospitals under the Outpatient Prospective Payment System (OPPS) ICD 10 Mental Health Diagnosis Codes: F Codes & Z Codes