G6003 HCPCS code: Radiation treatment delivery, single treatment area, single port or parallel opposed ports, simple blocks or no blocks: up to 5 mev
G6003 is the HCPCS Level II code for radiation treatment delivery, single treatment area, single port or parallel opposed ports, simple blocks or no blocks: up to 5 mev. In 2024 Medicare paid an average of $113.11 per service for G6003 across 1,235 services. Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case. Medicare volume rose 469% from 2022 to 2024 (217 to 1,235 services). In 2024, about 9 clinicians billed Medicare for G6003 for 149 beneficiaries.
Code details
| Field | Value |
|---|---|
| Section | G codes — Procedures and professional services (temporary) |
| Coverage code | C — Carrier judgment |
| Pricing indicator | 13 |
| BETOS category | P7A |
| Added | 2015-01-01 |
| Last action effective | 2015-01-01 |
Who bills G6003 (2024)
| Measure | Value |
|---|---|
| Clinicians billing (by place of service) | 9 |
| Medicare beneficiaries | 149 |
| States with claims | 2 |
Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.
Medicare utilization for G6003, 2022–2024
| Year | Services | Beneficiaries | Avg. allowed | Avg. paid |
|---|---|---|---|---|
| 2022 | 217 | 42 | $142.68 | $112.54 |
| 2024 | 1,235 | 149 | $142.10 | $113.11 |
States with the most G6003 services (2024)
| State | Services | Avg. paid |
|---|---|---|
| Florida | 1,125 | $112.60 |
| Alabama | 59 | $98.37 |
What changed for G6003
- 2015-01-01: G6003 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 G6003?
G6003 is the HCPCS Level II code for radiation treatment delivery, single treatment area, single port or parallel opposed ports, simple blocks or no blocks: up to 5 mev. Short descriptor: "Radiation treatment delivery".
How much does Medicare pay for G6003?
In 2024, the average Medicare payment was $113.11 per service (average allowed $142.10).
Does Medicare cover G6003?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
Related G60 codes
- G6001 — Ultrasonic guidance for placement of radiation therapy fields
- G6002 — Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy
- G6004 — Radiation treatment delivery, single treatment area, single port or parallel opposed ports, simple blocks or no blocks: 6-10 mev
- G6005 — Radiation treatment delivery, single treatment area, single port or parallel opposed ports, simple blocks or no blocks: 11-19 mev
- G6006 — Radiation treatment delivery, single treatment area, single port or parallel opposed ports, simple blocks or no blocks: 20 mev or greater
- G6007 — Radiation treatment delivery, 2 separate treatment areas, 3 or more ports on a single treatment area, use of multiple blocks: up to 5 mev
- G6008 — Radiation treatment delivery, 2 separate treatment areas, 3 or more ports on a single treatment area, use of multiple blocks: 6-10 mev
- G6009 — Radiation treatment delivery, 2 separate treatment areas, 3 or more ports on a single treatment area, use of multiple blocks: 11-19 mev
- G6010 — Radiation treatment delivery, 2 separate treatment areas, 3 or more ports on a single treatment area, use of multiple blocks: 20 mev or greater
- G6011 — Radiation treatment delivery, 3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; up to 5 mev
- G6012 — Radiation treatment delivery, 3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev
- G6013 — Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 11-19 mev
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Next steps
- Run a reimbursement report for a device billed under G6003
- Watch G6003 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for G6003
Sources: CMS HCPCS Level II release October 2025; 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.