CPT 77280: what Medicare pays in 2026
Radiation treatment
Medicare's 2026 national amount for 77280 is $269.55 when a doctor's office or clinic bills it. Across Medicare's 109 payment localities the office amount runs from $234.28 in Arkansas to $379.93 in San Jose-Sunnyvale-Santa Clara (San Benito County), CA.
CPT descriptions are copyrighted by the American Medical Association, so this page shows the code number only. The description printed on your bill, or the provider, will tell you what the code covers.
Medicare amounts for 77280 in 2026
- Doctor's office or clinic, national
- $269.55
- Professional part only (modifier 26), office, national
- $37.07
- Technical part only (modifier TC), office, national
- $232.47
- Hospital outpatient rate, national (APC 5611)
- $137.32
- Hospital outpatient status S
- separately paid procedure
Hospital outpatient rates are national figures before Medicare's wage adjustment, which moves about 60% of the rate up or down with local hospital wages.
What providers charged Medicare for 77280 in 2024
From CMS's national utilization file (the most recent full year published). The charge is the provider's list price, the same kind of figure an uninsured patient is usually billed.
| Setting | Services | Average charge | Medicare allowed | Charge vs allowed |
|---|---|---|---|---|
| In an office or other non-facility setting | 460,069 | $570.68 | $254.52 | 2.2× |
| In a facility setting | 73,883 | $202.07 | $37.17 | 5.4× |
How Medicare builds the 77280 amount
Each physician fee schedule amount is three relative value units (RVUs), each multiplied by the locality's cost index, added up and multiplied by the 2026 conversion factor of $33.4009.
- Work RVU
- 0.68
- Practice expense RVU, office
- 7.35
- Malpractice RVU
- 0.04
77280 in every Medicare locality
The office amount is lowest in Arkansas and highest in San Jose-Sunnyvale-Santa Clara (San Benito County), CA.