G6001 HCPCS Level II code: Ultrasonic guidance for placement of radiation therapy fields
CMS terminated G6001: its last date of service was Dec 31, 2025. It stays here for looking up older claims; newer services need a current code.
Official description
G6001Ultrasonic guidance for placement of radiation therapy fields
Short description: Echo guidance radiotherapy
HCPCS · United States
Medicare details
The indicators CMS publishes with G6001 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Special coverage instructions apply
- Medicare pricing
- Physician fee schedule – Price established by carriers (e.g., not otherwise classified, individual determination, carrier discretion)
- Type of service
- Therapeutic radiology
- BETOS category
- Echography/ultrasonography - other
- Added
- Jan 1, 2015
- Terminated after
- Dec 31, 2025
Where G6001 sits
- 1G codesProcedures and professional services
- 2Terminated G6001Ultrasonic guidance for placement of radiation therapy fields
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
Is HCPCS code G6001 still valid?
No. CMS terminated G6001; its last date of service was Dec 31, 2025. It is listed for looking up services from before then. Use a current code for newer services.
Does Medicare cover G6001?
CMS lists G6001’s Medicare coverage as “Special coverage instructions apply” and its pricing as “Physician fee schedule – Price established by carriers (e.g., not otherwise classified, individual determination, carrier discretion)”. 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 G6001
All G codesG4033Skilled nursing facility mips specialty setG4034Speech language pathology mips specialty setG4035Thoracic surgery mips specialty setG4036Urgent care mips specialty setG4037Urology mips specialty setG4038Vascular surgery mips specialty setG6002Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapyG6003Radiation treatment delivery, single treatment area, single port or parallel opposed ports, simple blocks or no blocks: up to 5 mevG6004Radiation treatment delivery, single treatment area, single port or parallel opposed ports, simple blocks or no blocks: 6-10 mevG6005Radiation treatment delivery, single treatment area, single port or parallel opposed ports, simple blocks or no blocks: 11-19 mevG6006Radiation treatment delivery, single treatment area, single port or parallel opposed ports, simple blocks or no blocks: 20 mev or greaterG6007Radiation treatment delivery, 2 separate treatment areas, 3 or more ports on a single treatment area, use of multiple blocks: up to 5 mev