A0431 Ambulance service, conventional air services, transport, one way (rotary wing)

Short descriptor: Rotary wing air transport

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A0431 is the HCPCS Level II code for Ambulance service, conventional air services, transport, one way (rotary wing) (2026). It belongs to Section A — Transportation, Medical & Surgical Supplies. Under Medicare, its coverage status is: Carrier judgment. Part B pricing methodology: Reasonable charge.

Classification & CMS Attributes

Medicare Coverage
Carrier judgment (code C)
Part B Pricing
Reasonable charge (indicator 52)
Type of Service
Ambulance
Effective Date
2001-01-01
2026 Maintenance
No change this year

References

Cite This Page

Reference A0431 with the canonical source and edition:

A0431 — Ambulance service, conventional air services, transport, one way (rotary wing). ICD-10 Coding Pro (HCPCS Level II 2026). https://icd10codingpro.com/hcpcs-codes/A0431

Canonical URL: https://icd10codingpro.com/hcpcs-codes/A0431

Related Codes in Section A

← A0430 Fixed wing air transport A0432 → Pi volunteer ambulance co
A0427 Als1-emergency A0428 Bls A0429 Bls-emergency A0430 Fixed wing air transport A0432 Pi volunteer ambulance co A0433 Als 2 A0434 Specialty care transport A0435 Fixed wing air mileage A0436 Rotary wing air mileage A0888 Noncovered ambulance mileage
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2026-01-01

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