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Proton Beam Radiation Treatment Session

Washington, DC rates for HCPCS 77523

Delivers a session of radiation treatment using a beam of protons instead of ordinary X-rays. Protons give up most of their energy at a set depth, so the dose can be concentrated on the target with less carrying on into the tissue behind it. This level covers sessions needing more shaping and setup than the most straightforward ones.

Rates data updated October 2026.

How much does Proton Beam Radiation Treatment Session cost?

$1,230

Typical physician fee. In Washington, DC, October 2026.

Insurers have agreed to pay about $1,230 for this service. Most negotiated rates run $1,096 to $3,162.

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 5 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $11,220 · 10th to 90th $3,890 to $14,454Professionalmedian $1,230 · 10th to 90th $955 to $3,236
$100$200$500$1K$2K$5K$10Kfacility $11,220professional $1,230

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

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Professional
Modifier
None
Typical Low
$2,884.03
Median
$2,884.03
Typical High
$2,884.03
CareFirst
Setting
Professional
Modifier
None
Typical Low
$1,096.48
Median
$1,230.27
Typical High
$1,348.96
Cigna
Setting
Facility
Modifier
None
Typical Low
$3,890.45
Median
$11,220.18
Typical High
$14,454.40
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$1,230.27
Median
$1,412.54
Typical High
$2,570.40
United
Setting
Professional
Modifier
None
Typical Low
$602.56
Median
$2,089.30
Typical High
$3,630.78
1 more rate with less common billing modifiers

A modifier changes what was billed, for example a reduced or repeated service. Each of these modifiers carries under 10% of the published rates for this code. Modifier combinations, and modifiers with fewer than 30 rates for a carrier, are not listed.

Insurance Carrier
Aetna
Setting
Facility
Modifier
FX · Film X-ray
Typical Low
$812.83
Median
$812.83
Typical High
$812.83

Where Washington, DC sits

The same service costs 64.6 times more in Alaska than in New York. 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, DC· 33rd of 51

$1,230

AK $4,365NY $67.61

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.