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Iodine I-125 Sodium Iothalamate, Diagnostic

Washington rates for HCPCS A9554

Iodine I-125 sodium iothalamate, diagnostic, per study dose, up to 10 mcCi

Rates data updated July 2026.

How much does Iodine I-125 Sodium Iothalamate, Diagnostic cost?

$42.66

Typical negotiated rate. In Washington, July 2026.

Insurers have agreed to pay about $42.66 for this service. The price depends on where it is billed: about $38.02 from a physician practice, and about $126 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 9 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$38.02$37.15 to $42.66
FacilityA hospital or hospital-owned outpatient department$126$87.10 to $646

How much rates vary

Facilitymedian $126 · 10th to 90th $38 to $2,884Professionalmedian $38 · 10th to 90th $36 to $87
$50$100$200$500$1K$2K$5Kfacility $126professional $38

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
$38.02
Median
$38.02
Typical High
$91.20
Aetna
Setting
Professional
Modifier
Global
Typical Low
$36.31
Median
$37.15
Typical High
$38.02
Asuris Northwest Health
Setting
Facility
Modifier
Global
Typical Low
$42.66
Median
$42.66
Typical High
$42.66
Asuris Northwest Health
Setting
Professional
Modifier
Global
Typical Low
$42.66
Median
$42.66
Typical High
$42.66
Cigna
Setting
Facility
Modifier
Global
Typical Low
$38.02
Median
$74.13
Typical High
$75.86
Cigna
Setting
Professional
Modifier
Global
Typical Low
$38.02
Median
$38.02
Typical High
$38.02
Kaiser Permanente
Setting
Facility
Modifier
Global
Typical Low
$87.10
Median
$218.78
Typical High
$3,019.95
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$83.18
Median
$107.15
Typical High
$275.42
Molina
Setting
Professional
Modifier
Global
Typical Low
$32.36
Median
$33.11
Typical High
$75.86
Premera BCBS
Setting
Facility
Modifier
Global
Typical Low
$42.66
Median
$42.66
Typical High
$42.66
Premera BCBS
Setting
Professional
Modifier
Global
Typical Low
$42.66
Median
$42.66
Typical High
$42.66
Regence BlueShield
Setting
Facility
Modifier
Global
Typical Low
$42.66
Median
$42.66
Typical High
$42.66
Regence BlueShield
Setting
Professional
Modifier
Global
Typical Low
$42.66
Median
$42.66
Typical High
$44.67
United
Setting
Facility
Modifier
Global
Typical Low
$645.65
Median
$645.65
Typical High
$645.65
United
Setting
Professional
Modifier
Global
Typical Low
$37.15
Median
$37.15
Typical High
$44.67
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$42.66
Median
$53.70
Typical High
$56.23

Where Washington sits

The same service costs 1.9 times more in Alaska than in Minnesota. 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· 10th of 51

$42.66

AK $60.26MN $31.62

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.