Summary & Overview
CPT 92640: Auditory Brainstem Implant Programming and Analysis
CPT code 92640 denotes a diagnostic programming and analysis procedure for an implanted auditory brainstem device used to restore hearing. This specialized service is clinically significant because it supports device optimization and functional outcomes for patients with severe auditory pathway impairment who receive brainstem implants. Nationally, the code reflects a niche but important component of auditory implant care and device maintenance.
Key payers covered in the analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of the clinical purpose of the code, typical sites of service, and payer coverage context. The publication summarizes common billing practices and modifiers associated with complex device programming, offers benchmarks where available, and highlights policy or coverage considerations relevant to implantable auditory devices.
The content is organized to help providers, billing staff, and policy analysts understand the clinical role of CPT code 92640, how it fits into care pathways for implanted auditory devices, and what aspects of payer policy and billing practice to monitor for compliance and reimbursement.
Billing Code Overview
CPT code 92640 describes a diagnostic programming service for an implanted auditory brainstem device used to restore a patient’s hearing. This service involves analysis and adjustment of the implanted device to optimize auditory function for the recipient.
-
Service type: Diagnostic programming and analysis of an implanted auditory brainstem hearing device
-
Typical site of service: Hospital inpatient, hospital outpatient, or specialized surgical/implant clinic where implanted neuro-auditory devices are managed
Clinical & Coding Specifications
Clinical Context
A typical patient is an adult with bilateral profound sensorineural hearing loss who previously received an implanted auditory brainstem implant (ABI) after cochlear nerve aplasia, neurofibromatosis type 2 tumor resection, or extensive cochlear nerve injury. The patient presents to an otology or neurotology clinic for device analysis, mapping and programming to optimize sound perception. The visit includes review of device integrity and telemetry, behavioral and objective audiometric testing (soundfield thresholds, speech perception measures), and clinician-driven adjustment of electrode stimulation levels and signal-processing parameters.
Pre-visit workflow includes device interrogation and review of prior programming maps. During the visit the provider evaluates wound status and skin overlying the implant, ensures external processor fit, obtains patient-reported outcomes and speech testing, and performs stepwise programming: measure impedance and electrically evoked auditory brainstem responses if indicated, set comfortable (C-level) and threshold (T-level) stimulation for electrodes, enable mute or deactivate electrodes with poor responses or non-auditory side effects, and document changes. Typical follow-up intervals are initial activation weeks after implantation, multiple adjustments in the early months, and routine annual or problem-focused visits thereafter. Typical site of service is an outpatient specialty clinic within an otolaryngology or neurotology practice; services may also occur in hospital outpatient departments for complex testing or same-day post-operative programming.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|