A4773 HCPCS code: Occult blood test strips, for dialysis, per 50
A4773 is the HCPCS Level II code for occult blood test strips, for dialysis, per 50. Its Medicare coverage code is D (Special coverage instructions apply): Medicare covers it when its national or local coverage criteria are met.
Code details
| Field | Value |
|---|---|
| Section | A codes — Transportation, medical/surgical supplies and miscellaneous |
| Coverage code | D — Special coverage instructions apply |
| Pricing indicator | 00 — Not separately priced by Medicare |
| BETOS category | P9B |
| Added | 1986-01-01 |
| Last action effective | 2015-01-01 |
What changed for A4773
- 1986-01-01: A4773 added to HCPCS Level II
- Next scheduled CMS quarterly update (HCPCS and DMEPOS fee schedule): 2027-01-01
Frequently asked questions
What is HCPCS code A4773?
A4773 is the HCPCS Level II code for occult blood test strips, for dialysis, per 50. Short descriptor: "Occult blood test strips".
Does Medicare cover A4773?
Coverage code D — Special coverage instructions apply. Medicare covers it when its national or local coverage criteria are met.
Related A47 codes
- A4706 — Bicarbonate concentrate, solution, for hemodialysis, per gallon
- A4707 — Bicarbonate concentrate, powder, for hemodialysis, per packet
- A4708 — Acetate concentrate solution, for hemodialysis, per gallon
- A4709 — Acid concentrate, solution, for hemodialysis, per gallon
- A4714 — Treated water (deionized, distilled, or reverse osmosis) for peritoneal dialysis, per gallon
- A4719 — "y set" tubing for peritoneal dialysis
- A4720 — Dialysate solution, any concentration of dextrose, fluid volume greater than 249 cc, but less than or equal to 999 cc, for peritoneal dialysis
- A4721 — Dialysate solution, any concentration of dextrose, fluid volume greater than 999 cc but less than or equal to 1999 cc, for peritoneal dialysis
- A4722 — Dialysate solution, any concentration of dextrose, fluid volume greater than 1999 cc but less than or equal to 2999 cc, for peritoneal dialysis
- A4723 — Dialysate solution, any concentration of dextrose, fluid volume greater than 2999 cc but less than or equal to 3999 cc, for peritoneal dialysis
- A4724 — Dialysate solution, any concentration of dextrose, fluid volume greater than 3999 cc but less than or equal to 4999 cc, for peritoneal dialysis
- A4725 — Dialysate solution, any concentration of dextrose, fluid volume greater than 4999 cc but less than or equal to 5999 cc, for peritoneal dialysis
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Next steps
- Run a reimbursement report for a device billed under A4773
- Watch A4773 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for A4773
Sources: CMS HCPCS Level II release October 2025; CMS DMEPOS fee schedule; CMS NCCI MUE tables; CMS Medicare utilization (physician and DME supplier files); CMS Medicare Coverage Database articles. Fees are Medicare allowables, not commercial rates. Not billing or legal advice.