CPT code 69700 represents the surgical closure of a postauricular fistula of the mastoid, a focused otologic soft-tissue procedure involving excision of the skin plug containing the fistula and suturing of the incision. This code is used when the procedure is performed as a separate service and typically applies to procedures in ambulatory surgical centers, hospital outpatient departments, or office-based surgical suites. Nationally, correct coding of 69700 matters for accurate surgical case capture, appropriate payment for otologic procedures, and consistent clinical documentation.

Key payers discussed include Aetna, Blue Cross Blue Shield, Cigna, UnitedHealthcare, and Medicare. Readers will find an overview of the clinical context for this otologic closure procedure, typical sites of service, and which payers commonly cover or process claims for this CPT code. The publication also provides benchmarking guidance, common billing considerations, and a summary of policy and reimbursement trends affecting surgical closures of postauricular fistulae. Data not available in the input is noted where applicable.