Coding Guide for OMS 2016 Author:Optum360 Coding Guide for OMS 2016 — The Coding Guide for OMS is your one-stop coding, billing, and documentation guide to submitting claims with greater precision and efficiency. Co-produced with the American Association of Oral and Maxillofacial Surgeons (AAOMS), this guide has the latest 2016 OMS specific ICD-10-CM, HCPCS Level II, CDT, and CPT® code s... more »ets along with Medicare payer information, CCI edits, helpful code descriptions, and clinical definitions.