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Unlisted Radiation Physics Or Treatment-Device Service

Washington rates for HCPCS 77399

Covers a radiation-physics service — such as a dose calculation, a custom shielding or positioning device, or another special measurement supporting radiation treatment — that has no standard named entry of its own. A written description of the work is submitted so it can be reviewed and priced individually. The radiation treatment itself is charged separately.

Rates data updated October 2026.

How much does Unlisted Radiation Physics Or Treatment-Device Service cost?

$380

Typical negotiated rate. In Washington, October 2026.

Insurers have agreed to pay about $380 for this service. The price depends on where it is billed: about $64.57 from a physician practice, and about $457 from a hospital or other facility.

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 6 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$64.57$50.12 to $64.57
FacilityA hospital or hospital-owned outpatient department$457$363 to $537

How much rates vary

Facilitymedian $457 · 10th to 90th $275 to $776Professionalmedian $65 · 10th to 90th $50 to $76
$50$100$200$500$1K$2Kfacility $457professional $65

Distribution of negotiated rates across all payers (price axis is log-scale). Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Asuris Northwest Health
Setting
Facility
Modifier
None
Typical Low
$302.00
Median
$436.52
Typical High
$851.14
Asuris Northwest Health
Setting
Professional
Modifier
None
Typical Low
$53.70
Median
$53.70
Typical High
$3,467.37
Cigna
Setting
Facility
Modifier
None
Typical Low
$257.04
Median
$257.04
Typical High
$478.63
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$186.21
Median
$186.21
Typical High
$186.21
Molina
Setting
Professional
Modifier
None
Typical Low
$50.12
Median
$64.57
Typical High
$64.57
Regence BlueShield
Setting
Facility
Modifier
None
Typical Low
$275.42
Median
$380.19
Typical High
$776.25
Regence BlueShield
Setting
Professional
Modifier
None
Typical Low
$53.70
Median
$53.70
Typical High
$53.70
United
Setting
Facility
Modifier
None
Typical Low
$398.11
Median
$524.81
Typical High
$812.83

Where Washington sits

The same service costs 141.3 times more in Minnesota than in Alaska. 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.

Washington· 18th of 47

$380

MN $8,511AK $60.26

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.