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Neutron Beam Radiation Treatment Session

Washington rates for HCPCS 77422

A session of radiation therapy delivered using a high-energy neutron beam rather than the X-ray beam used in standard treatment, covering a single treatment area. Neutron therapy is chosen for certain tumors that respond poorly to ordinary radiation.

Rates data updated July 2026.

How much rates vary

Facilitymedian $76 · 10th to 90th $76 to $79Professionalmedian $62 · 10th to 90th $51 to $102
$100facility $76professional $62

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. Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Cigna
Setting
Professional
Modifier
Global
Typical Low
$51.29
Median
$61.66
Typical High
$102.33
Pacific Source
Setting
Facility
Modifier
Global
Typical Low
$75.86
Median
$75.86
Typical High
$79.43