Summary & Overview
HCPCS A4601: Rechargeable Lithium Ion Battery, Replacement
HCPCS Level II code A4601 designates a rechargeable lithium ion battery supplied as a replacement for non‑prosthetic devices. This code matters nationally because rechargeable battery replacements are common components of durable medical equipment (DME) maintenance and can affect device functionality, patient safety, and durable medical equipment supply costs across care settings. Typical sites of service include DME suppliers, outpatient clinics, and facility maintenance departments.
Key payers addressed in this overview include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise briefing on the clinical context for replacement rechargeable batteries, what reimbursement and coding considerations to expect for HCPCS Level II code A4601, and which payers commonly cover such supplies. The publication provides benchmarks and payer coverage patterns where available, summarizes relevant policy updates that could affect coverage of replacement components, and clarifies the typical service line and settings where this code applies.
This summary equips billing managers, DME suppliers, and policy analysts with the foundational information needed to identify HCPCS Level II code A4601 in claims workflows, compare payer approaches to replacement battery supplies, and locate further details on documentation and billing processes. Data not available in the input will be noted in detailed sections.
Billing Code Overview
HCPCS Level II code A4601 describes a lithium ion battery, rechargeable, for non-prosthetic use, replacement. This item is a replaceable rechargeable lithium ion battery intended for use in durable medical equipment or other non-prosthetic devices. The service type is supply/replacement of a rechargeable battery component, and the typical site of service is durable medical equipment suppliers, outpatient clinics, or facility settings where non-prosthetic devices are maintained or serviced.
Data not available in the input.
Clinical & Coding Specifications
Clinical Context
A patient presents to a durable medical equipment (DME) supplier or outpatient clinic for replacement of a rechargeable lithium-ion battery used in a non-prosthetic medical device (for example, a powered mobility device accessory, continuous glucose monitor transmitter docking battery, or other rechargeable DME component). Typical workflow: the patient or caregiver schedules a DME service visit or brings the device to the clinic; the device is inspected by a certified DME technician or biomedical technician to confirm battery failure or diminished hold time; device serial numbers and component part numbers are documented; the technician replaces the rechargeable lithium-ion battery with a compatible replacement battery A4601, verifies device function, and documents the service in the medical record including date of service, device make/model, battery part number, and patient authorization where required. The typical site of service is an outpatient DME supplier location, outpatient clinic, or hospital biomedical services area. Common patient scenarios include failure to hold charge in mobility aids, failed rechargeable module in durable home medical equipment, or end-of-life battery in non-implantable rechargeable medical devices used for chronic care.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
00 | No modifier | Use when no modifier applies to the service. |