HCPCS 2018

A4630 Replacement batteries, medically necessary, transcutaneous electrical stimulator, owned by patient
A4633 Replacement bulb/lamp for ultraviolet light therapy system, each
A4634 Replacement bulb for therapeutic light box, tabletop model
A4635 Underarm pad, crutch, replacement, each
A4636 Replacement, handgrip, cane, crutch, or walker, each
A4637 Replacement, tip, cane, crutch, walker, each.
A4638 Replacement battery for patient-owned ear pulse generator, each
A4639 Replacement pad for infrared heating pad system, each
A4640 Replacement pad for use with medically necessary alternating pressure pad owned by patient