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Proton Beam Radiation Treatment Session

Maryland 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 July 2026.

How much does Proton Beam Radiation Treatment Session cost?

$1,585

Typical physician fee. In Maryland, July 2026.

Insurers have agreed to pay about $1,585 for this service. Most negotiated rates run $1,096 to $2,399.

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 $85 · 10th to 90th $62 to $1,549Professionalmedian $1,622 · 10th to 90th $724 to $2,630
$100.0$200.0$500.0$1.0K$2.0Kfacility $85professional $1,622

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
Aetna
Setting
Professional
Modifier
Global
Typical Low
$2,290.87
Median
$2,398.83
Typical High
$2,630.27
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$1,047.13
Median
$1,096.48
Typical High
$1,380.38
Cigna
Setting
Professional
Modifier
Global
Typical Low
$1,122.02
Median
$1,513.56
Typical High
$2,511.89
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$1,122.02
Median
$1,348.96
Typical High
$1,949.84
United
Setting
Facility
Modifier
Global
Typical Low
$61.66
Median
$85.11
Typical High
$1,548.82
United
Setting
Professional
Modifier
Global
Typical Low
$67.61
Median
$954.99
Typical High
$2,089.30

Where Maryland sits

The same service costs 33.1 times more in Washington, DC than in Kentucky. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

Maryland $1,585 · 29th of 51
DC $4,898KY $148

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.