G4031 HCPCS Level II code: Radiation oncology mips specialty set
G4031 is the HCPCS code for “Radiation oncology mips specialty set” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
G4031Radiation oncology mips specialty set
Short description: Radiation oncology ss
HCPCS · United States
Medicare details
The indicators CMS publishes with G4031 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Carrier judgment
- Medicare pricing
- Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)
- Type of service
- Medical care
- BETOS category
- Undefined codes
- Added
- Jan 1, 2022
Where G4031 sits
- 1G codesProcedures and professional services
- 2Active code G4031Radiation oncology mips specialty set
Source and release
- Data release
- HCPCS Level II · October 2026
- Effective date
- Oct 1, 2026
- Publisher
- CMS
This page is built from the HCPCS Level II catalog that Vero Codes reads when it suggests codes: Centers for Medicare & Medicaid Services’s October 2026 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does HCPCS code G4031 mean?
G4031 is the HCPCS code for “Radiation oncology mips specialty set” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover G4031?
CMS lists G4031’s Medicare coverage as “Carrier judgment” and its pricing as “Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)”. Coverage and payment still depend on the patient, the setting, the documentation and the payer.
Which HCPCS Level II release does this page use?
It uses CMS’s October 2026 release, in effect from Oct 1, 2026 to Dec 31, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.
Codes beside G4031
All G codesG4025Physical medicine mips specialty setG4026Physical therapy/occupational therapy mips specialty setG4027Plastic surgery mips specialty setG4028Podiatry mips specialty setG4029Preventive medicine mips specialty setG4030Pulmonology mips specialty setG4032Rheumatology mips specialty setG4033Skilled nursing facility mips specialty setG4034Speech language pathology mips specialty setG4035Thoracic surgery mips specialty setG4036Urgent care mips specialty setG4037Urology mips specialty set