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Brachytherapy Source, Nonstranded, Cesium-131

Massachusetts rates for HCPCS C2643

Brachytherapy source, nonstranded, cesium-131, per source

Rates data updated July 2026.

How much does Brachytherapy Source, Nonstranded, Cesium-131 cost?

$100

Typical negotiated rate. In Massachusetts, July 2026.

Insurers have agreed to pay about $100 for this service. The price depends on where it is billed: about $100 from a physician practice, and about $61.66 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 7 insurance carriers under federal price transparency rules.

Where it's billed changes the price

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$100$64.57 to $158
FacilityA hospital or hospital-owned outpatient department$61.66$61.66 to $295

How much rates vary

Facilitymedian $62 · 10th to 90th $62 to $3,631Professionalmedian $100 · 10th to 90th $62 to $275
$100$1K$10Kfacility $62professional $100

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
Aetna
Setting
Facility
Modifier
Global
Typical Low
$61.66
Median
$61.66
Typical High
$61.66
Aetna
Setting
Professional
Modifier
Global
Typical Low
$61.66
Median
$64.57
Typical High
$275.42
AllWays Health Partners
Setting
Facility
Modifier
Global
Typical Low
$190.55
Median
$190.55
Typical High
$295.12
Fallon Health
Setting
Facility
Modifier
Global
Typical Low
$83.18
Median
$5,888.44
Typical High
$9,772.37
Harvard Pilgrim
Setting
Professional
Modifier
Global
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
Health New England
Setting
Facility
Modifier
Global
Typical Low
$3,311.31
Median
$3,311.31
Typical High
$3,311.31
Mass General Brigham
Setting
Facility
Modifier
Global
Typical Low
$190.55
Median
$190.55
Typical High
$295.12
United
Setting
Facility
Modifier
Global
Typical Low
$138.04
Median
$257.04
Typical High
$380.19
United
Setting
Professional
Modifier
Global
Typical Low
$44.67
Median
$100.00
Typical High
$38,018.94

Where Massachusetts sits

The same service costs 4.5 times more in Vermont than in Maine. 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.

Massachusetts· 8th of 51

$100

VT $275ME $61.66

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.