D7991 Dental coronoidectomy
Also known as: Coronoidectomy, Coronoid process removal
Surgical removal of the coronoid process of the mandible to improve jaw opening and reduce restriction.
In Plain Language
Removing mandible projection to improve jaw opening
Clinical Context
Used for restricted mouth opening due to coronoid process hypertrophy or ankylosis. Improves jaw function when other methods fail.
RVU Information
CPT D7991 does not have a physician work RVU assigned by CMS. This is typical for supply, drug, and equipment codes — reimbursement is based on Average Sales Price (ASP), fee schedules, or payer contracts rather than the RVU system.
Billing & Documentation
Dental codes (CDT codes) require documentation of the tooth number(s) or area treated, clinical findings, and the procedure performed. Pre-authorization may be required for major restorative, prosthodontic, and oral surgery procedures. Include radiographs when supporting medical necessity.
Specialties
Frequently Asked Questions
What is CPT code D7991?
CPT D7991 (Dental coronoidectomy) is a D Codes (Dental) code. Surgical removal of the coronoid process of the mandible to improve jaw opening and reduce restriction.
Is D7991 covered by dental insurance?
CPT D7991 is a dental procedure code used by Oral and Maxillofacial Surgery. Used for restricted mouth opening due to coronoid process hypertrophy or ankylosis. Improves jaw function when other methods fail. Coverage depends on your dental insurance plan.
When is CPT D7991 used?
Used for restricted mouth opening due to coronoid process hypertrophy or ankylosis. Improves jaw function when other methods fail.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.