A0998 HCPCS code: Ambulance response and treatment, no transport
A0998 is the HCPCS Level II code for ambulance response and treatment, no transport. Its Medicare coverage code is I (Not payable by Medicare): Medicare does not pay separately under this code; another code applies.
Code details
| Field | Value |
|---|---|
| Section | A codes — Transportation, medical/surgical supplies and miscellaneous |
| Coverage code | I — Not payable by Medicare |
| Pricing indicator | 00 — Not separately priced by Medicare |
| BETOS category | O1A — Ambulance |
| Added | 2006-01-01 |
| Last action effective | 2006-01-01 |
What changed for A0998
- 2006-01-01: A0998 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 A0998?
A0998 is the HCPCS Level II code for ambulance response and treatment, no transport. Short descriptor: "Ambulance response/treatment".
Does Medicare cover A0998?
Coverage code I — Not payable by Medicare. Medicare does not pay separately under this code; another code applies.
Related A09 codes
- A0999 — Unlisted ambulance service
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Next steps
- Run a reimbursement report for a device billed under A0998
- Watch A0998 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for A0998
Sources: CMS HCPCS Level II release October 2026; 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.