A4248 HCPCS code: Chlorhexidine containing antiseptic, 1 ml
A4248 is the HCPCS Level II code for chlorhexidine containing antiseptic, 1 ml. Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case. The NCCI unit limit is 10 per day on outpatient hospital claims.
Code details
| Field | Value |
|---|---|
| Section | A codes — Transportation, medical/surgical supplies and miscellaneous |
| Coverage code | C — Carrier judgment |
| Pricing indicator | 00 — Not separately priced by Medicare |
| BETOS category | P9B |
| Added | 2004-01-01 |
| Last action effective | 2015-01-01 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 10 | Clinical: CMS Workgroup |
What changed for A4248
- 2004-01-01: A4248 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 A4248?
A4248 is the HCPCS Level II code for chlorhexidine containing antiseptic, 1 ml. Short descriptor: "Chlorhexidine antisept".
Does Medicare cover A4248?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
How many units of A4248 can be billed per day?
10 on outpatient hospital claims (NCCI medically unlikely edits).
Related A42 codes
- A4206 — Syringe with needle, sterile, 1 cc or less, each
- A4207 — Syringe with needle, sterile 2 cc, each
- A4208 — Syringe with needle, sterile 3 cc, each
- A4209 — Syringe with needle, sterile 5 cc or greater, each
- A4210 — Needle-free injection device, each
- A4211 — Supplies for self-administered injections
- A4212 — Non-coring needle or stylet with or without catheter
- A4213 — Syringe, sterile, 20 cc or greater, each
- A4215 — Needle, sterile, any size, each
- A4216 — Sterile water, saline and/or dextrose, diluent/flush, 10 ml ($0.53–$0.99)
- A4217 — Sterile water/saline, 500 ml ($2.18–$4.93)
- A4218 — Sterile saline or water, metered dose dispenser, 10 ml
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Next steps
- Run a reimbursement report for a device billed under A4248
- Watch A4248 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for A4248
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.