A4288 – Valve for breast pump, replacement
HCPCS Level II code · A codes: Transportation, Medical & Surgical Supplies, Miscellaneous & Experimental
HCPCS codeA4288
- Long description
- Valve for breast pump, replacement
- Short description
- Replacement breastpump valve
- Pricing indicator
46Priced by carrier (not otherwise classified / individual determination)- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
Z2Undefined codes- Added
- October 1, 2025
- Last change
- October 1, 2025 – No change
Frequently asked questions
What is HCPCS code A4288?
A4288 is a HCPCS Level II code for valve for breast pump, replacement.
Does Medicare cover A4288?
The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby A codes
- A4280 – Adhesive skin support attachment for use with external breast prosthesis, each
- A4281 – Tubing for breast pump, replacement
- A4282 – Adapter for breast pump, replacement
- A4283 – Cap for breast pump bottle, replacement
- A4284 – Breast shield and splash protector for use with breast pump, replacement
- A4285 – Polycarbonate bottle for use with breast pump, replacement
- A4286 – Locking ring for breast pump, replacement
- A4287 – Disposable collection and storage bag for breast milk, any size, any type, each
- A4290 – Sacral nerve stimulation test lead, each
- A4295 – Intermittent urinary catheter; straight tip, hydrophilic coating, each
- A4296 – Intermittent urinary catheter; coude (curved) tip, hydrophilic coating, each
- A4297 – Intermittent urinary catheter; hydrophilic coating, with insertion supplies
- A4300 – Implantable access catheter, (e.g., venous, arterial, epidural subarachnoid, or peritoneal, etc.) external access
- A4301 – Implantable access total catheter, port/reservoir (e.g., venous, arterial, epidural, subarachnoid, peritoneal, etc.)
- A4305 – Disposable drug delivery system, flow rate of 50 ml or greater per hour
- A4306 – Disposable drug delivery system, flow rate of less than 50 ml per hour
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.