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Iodine I-131 Sodium Iodide, Diagnostic, per mcCi

Montana rates for HCPCS A9531

Iodine I-131 sodium iodide, diagnostic, per mcCi (up to 100 mcCi)

Rates data updated October 2026.

How much does Iodine I-131 Sodium Iodide, Diagnostic, per mcCi cost?

$6.03

Typical negotiated rate. In Montana, October 2026.

Insurers have agreed to pay about $6.03 for this service. The price depends on where it is billed: about $5.75 from a physician practice, and about $6.92 from a hospital or other facility.

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.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$5.75$4.17 to $7.08
FacilityA hospital or hospital-owned outpatient department$6.92$5.37 to $7.59

How much rates vary

Facilitymedian $7 · 10th to 90th $4 to $8Professionalmedian $6 · 10th to 90th $3 to $79
$5$10$20$50facility $7professional $6

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

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Professional
Modifier
None
Typical Low
$4.37
Median
$4.37
Typical High
$4.37
Cigna
Setting
Facility
Modifier
None
Typical Low
$6.92
Median
$6.92
Typical High
$6.92
Cigna
Setting
Professional
Modifier
None
Typical Low
$3.72
Median
$3.72
Typical High
$6.92
MountainHealth Co-op
Setting
Facility
Modifier
None
Typical Low
$4.37
Median
$7.41
Typical High
$8.13
MountainHealth Co-op
Setting
Professional
Modifier
None
Typical Low
$4.37
Median
$4.79
Typical High
$7.94
Providence
Setting
Facility
Modifier
None
Typical Low
$6.92
Median
$6.92
Typical High
$6.92
Providence
Setting
Professional
Modifier
None
Typical Low
$4.17
Median
$6.31
Typical High
$79.43
United
Setting
Professional
Modifier
None
Typical Low
$2.63
Median
$2.82
Typical High
$5.75

Where Montana sits

The same service costs 4.6 times more in Ohio than in Hawaii. 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.

Montana· 5th of 51

$6.03

OH $11.48HI $2.51

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.