D9999 Adjunctive procedure
Also known as: unlisted procedure, miscellaneous, other procedure
Adjunctive procedure code used for unlisted or miscellaneous dental services not specifically described by other current procedural codes.
In Plain Language
other dental procedure not listed
Clinical Context
Catch-all code for dental services not covered by specific codes, requiring detailed description of the procedure performed and justification for code selection.
RVU Information
CPT D9999 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 D9999?
CPT D9999 (Adjunctive procedure) is a D Codes (Dental) code. Adjunctive procedure code used for unlisted or miscellaneous dental services not specifically described by other current procedural codes.
Is D9999 covered by dental insurance?
CPT D9999 is a dental procedure code used by General Dentistry, All Specialties. Catch-all code for dental services not covered by specific codes, requiring detailed description of the procedure performed and justification for code selection. Coverage depends on your dental insurance plan.
When is CPT D9999 used?
Catch-all code for dental services not covered by specific codes, requiring detailed description of the procedure performed and justification for code selection.
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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.