2026 Coding Guide for OMS
An essential coding, billing and reimbursement guide for oral and maxillofacial surgery
What is the 2026 Coding Guide for OMS and why is it essential?
The Coding Guide for OMS is your one-stop coding, reimbursement, and documentation resource developed exclusively for OMS. This comprehensive and easy-to-use guide is updated for 2026 and organized by specialty-specific CDT and CPT® codes. Each code includes its official description and lay description, coding tips, documentation and reimbursement tips, Medicare edits, and is cross-coded to common ICD-10-CM diagnosis codes to complete the coding process. Getting to the code information you need has never been so easy.
PDF: Compare Optum Coding and Payment Guides to other industry books (199KB).
The Coding Guide for OMS is your one-stop coding, reimbursement, and documentation resource developed exclusively for OMS. This comprehensive and easy-to-use guide is updated for 2026 and organized by specialty-specific CDT and CPT® codes. Each code includes its official description and lay description, coding tips, documentation and reimbursement tips, Medicare edits, and is cross-coded to common ICD-10-CM diagnosis codes to complete the coding process. Getting to the code information you need has never been so easy.
PDF: Compare Optum Coding and Payment Guides to other industry books (199KB).
- Evaluation and Management (E/M) Services Guidelines. E/M codes are used every day in your practice. With CPT® E/M Guidelines and our Optum Coding Tips, you have all the information you need to select the correct E/M code for the service provided.
- Quickly find information. All the information you need is provided, including CPT® and CDT full code descriptions, lay descriptions, coding tips, procedure code-specific documentation and reimbursement tips, clinical terms, Medicare edits and IOM references, and Medicare Unlikely Edits MUE), and commonly associated ICD-10-M diagnosis codes.
- Procedure code icons. Quickly identify new, revised, add-on, and telemedicine procedure codes, making your coding process for procedures and E/M services quick and efficient.
- ICD-10-CM code icons. Icons identify age-related and laterality diagnosis codes.
- Easily determine fees for your practice and reinforce consistency in the charges. Relative value units including the practice, work, and malpractice components for CPT codes with the total RVUs for non-facility and facility also included.
- CPT® Assistant references. Identify that an article or discussion of the CPT® code has been in the American Medical Association’s CPT® Assistant newsletter. Use the citation to locate the correct volume.
- Helpful illustrations. The detailed illustration section provides a better understanding of anatomy.
- CCI edits by CPT®, CDT and HCPCS procedure code. CPT®, CDT and HCPCS procedure codes with their associated CCI edits are provided in a special section. Quarterly updates, and other significant updates for this Coding Companion are available online at Optumcoding.com Product Update page.
CDT© 2023 American Dental Association
Tara Rose, CPC, CPC-I, CPMA, RHIA
Tara Rose has more than 20 years of experience in the health care profession. She has extensive experience in auditing, physician billing, and multi-specialty coding with assignment of CPT, HCPCS, and ICD-10-CM codes. She has served in roles as a coding consultant, trainer, clinical investigator, community college instructor, and coding lead. She has experience providing education to physicians and both new and experienced coders. Tara is a member of her local AAPC chapter and holds credentials from the American Health Information Management Association (AHIMA).
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