External Radiation Treatment Session

Nationwide rates for HCPCS 77406

One session of external radiation therapy aimed at a single area of the body. A machine outside the body directs a radiation beam at the target from one or two directions while the patient lies still. Nothing is inserted into the body and the beam itself cannot be felt as it is delivered.

Rates data updated July 2026.

How much does External Radiation Treatment Session cost?

$275

Typical negotiated rate. Nationwide, July 2026.

Insurers have agreed to pay about $275 for this service. The price depends on where it is billed: about $251 from a physician practice, and about $550 from a hospital or other facility. The two figures are alternatives, not parts of one bill.

These are rates insurers have negotiated with providers, not the amount a patient is billed. What you owe depends on your plan's deductible and coinsurance. Based on rates published by 18 insurance carriers under federal price transparency rules.

Where it's billed changes the price

Billed by	Who charges it	Typical	Range
Physician practiceA doctor's office, clinic or independent provider	A doctor's office, clinic or independent provider	$251	$200 to $339
FacilityA hospital or hospital-owned outpatient department	A hospital or hospital-owned outpatient department	$550	$398 to $631

How much rates vary

Facilitymedian $550 · 10th to 90th $363 to $1,023Professionalmedian $251 · 10th to 90th $200 to $525

Distribution of negotiated rates across all payers (price axis is log-scale). Each curve is scaled to its own total: facility and professional rates are different services, shown together to compare where they cluster. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier	Facility/Professional	Modifier	Typical Low	Median	Typical High
Cigna Setting Facility Modifier Global Typical Low $346.74 Median $467.74 Typical High $1,318.26	Facility	Global	$346.74	$467.74	$1,318.26
Cigna Setting Professional Modifier Global Typical Low $199.53 Median $251.19 Typical High $389.05	Professional	Global	$199.53	$251.19	$389.05

What it costs in each state

The same service costs 17.4 times more in Tennessee than in South Carolina. Every bar is a state, most expensive first. Touch or drag across it to read any state, then open that state for its carriers and full range.

Touch or drag across the chart to see any state's rate.

TN $525SC $30.20

Median negotiated rate in each state, from every insurer that publishes one. States where no insurer publishes a rate for this service are not shown.