A4638 is a valid 2023 HCPCS Code that could be used to indicate Replacement battery for patient-owned ear pulse generator, each for reimbursement purposes.

A4638 belongs to Lump Sum Purchase of DME, Prosthetics, Orthotics Type of Service and has been in effect since Jan 01, 2004.

Short description for A4638 HCPCS code:

Repl batt pulse gen sys