Summary & Overview
CPT 61885: Cranial Pulse Generator Implantation or Replacement
CPT code 61885 designates the surgical implantation or replacement of a cranial pulse generator or receiver placed in a subcutaneous pocket and connected to a single electrode array. This procedure is a core component of neuromodulation therapies used nationwide to manage movement disorders such as Parkinson’s disease, essential tremor, and select complications of multiple sclerosis. Implantation or replacement of pulse generators directly affects patient mobility, quality of life, and long-term device management strategies.
Key payers addressed in the analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a national overview of clinical context, typical sites of service, and the service type for CPT code 61885. The publication also presents payer coverage considerations and benchmarks where available, along with common billing modifiers and coding relationships where provided.
What readers will learn: the clinical purpose and procedural setting for CPT code 61885; which major payers commonly cover or adjudicate claims for cranial pulse generator implantation/replacement; and an outline of billing and coding elements associated with the service. Data not available in the input is noted where appropriate.
Billing Code Overview
CPT code 61885 describes the surgical incision and implantation or replacement of a direct or inductive cranial pulse generator or receiver placed in a subcutaneous pocket for connection to one electrode array. The procedure is typically performed to treat movement disorders such as Parkinson’s disease, essential tremor, or symptoms related to multiple sclerosis.
Service Type: Surgical implant procedure
Typical Site of Service: Hospital operating room or ambulatory surgery center, with postoperative care in the hospital, outpatient clinic, or device clinic depending on inpatient stay and recovery needs.
Clinical & Coding Specifications
Clinical Context
A 64-year-old patient with medically refractory Parkinson’s disease presents for implantation of a cranial pulse generator connected to a single electrode array for deep brain stimulation. Preoperative evaluation includes neurologic assessment confirming motor fluctuations and tremor not controlled by medication, imaging (MRI/CT) for target planning, and a pre-anesthesia visit. On the day of surgery the patient undergoes stereotactic lead placement into the target nucleus followed by creation of a subcutaneous pocket in the chest or abdominal wall and implantation of a direct or inductive cranial pulse generator (61885). Intraoperative testing verifies lead function and appropriate stimulation parameters. Postoperative workflow includes device programming by neurology or a device representative, wound checks, pain control, and follow-up visits for programming optimization and battery/replacement planning if a component malfunction is encountered.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
00 | Not a valid modifier for reporting; placeholder in some systems | Data entry placeholder; not used for claims billing |
11 |