HCPCS Code A0021

Ambulance service, outside state per mile, transport (medicaid only)
Code effective Sep 10, 1996

HCPCS Section
Transportation Services Including Ambulance, Medical & Surgical Supplies

A0021 is a valid 2026 HCPCS code meaning Ambulance service, outside state per mile, transport (medicaid only) or (Outside state ambulance serv) for short. HCPCS A0021 has been effective since 09/10/1996 and applies to Ambulance.

HCPCS Code Details - A0021

HCPCS Level II Code
Section A - Transportation Services Including Ambulance, Medical & Surgical Supplies
HCPCS Code A0021
Description

Long description:
Ambulance service, outside state per mile, transport (medicaid only)

Short description:
Outside state ambulance serv

HCPCS Pricing indicator 00 - Physician Fee Schedule And Non-Physician Practitioners - Service not separately priced by part B (e.g., services not covered, bundled, used by Part A only, etc.)
Multiple pricing indicator 9 - Not applicable as HCPCS not priced separately by part B or value is not established
Coverage code I - Not payable by Medicare
BETOS2 code O1A - Ambulance
HCPCS Action code N - No maintenance for this code
Type of service D - Ambulance
Effective date Effective Sep 10, 1996
Date added Added Jan 01, 1985

See also

  • HCPCS A0080 · Non-emergency transportation, per mile - vehicle provided by volunteer (individual or organization), with no vested interest

1 Two-digit numeric codes are Level I code modifiers copyrighted© by the American Medical Association's Current Procedural Terminology (CPT).

2 BETOS stands for “Berenson-Eggers Type Of Service”

HCPCS Level II codes and descriptors are approved and maintained jointly by the alpha-numeric editorial panel (consisting of CMS, the Health Insurance Association of America, and the Blue Cross and Blue Shield Association). — Updated 6/23/2026

CPT® is a registered trademark of the American Medical Association (AMA). All rights reserved.