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Iodine I-131 Sodium Iodide, Diagnostic, per mcCi

Washington, DC rates for HCPCS A9531

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

Rates data updated July 2026.

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

$3.80

Typical negotiated rate. In Washington, DC, July 2026.

Insurers have agreed to pay about $3.80 for this service. Most negotiated rates run $3.80 to $3.80.

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 4 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $4 · 10th to 90th $4 to $6Professionalmedian $4 · 10th to 90th $4 to $4
$2.0$5.0$10.0facility $4professional $4

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
Facility
Modifier
Global
Typical Low
$3.80
Median
$3.80
Typical High
$3.80
Aetna
Setting
Professional
Modifier
Global
Typical Low
$3.80
Median
$3.80
Typical High
$3.80
Cigna
Setting
Facility
Modifier
Global
Typical Low
$5.62
Median
$5.62
Typical High
$8.32
Cigna
Setting
Professional
Modifier
Global
Typical Low
$3.72
Median
$3.72
Typical High
$3.72
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$4.90
Median
$5.62
Typical High
$10.23
United
Setting
Professional
Modifier
Global
Typical Low
$2.04
Median
$3.55
Typical High
$7.24

Where Washington, DC sits

The same service costs 4.8 times more in Ohio than in Hawaii. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

Washington, DC $3.80 · 29th of 51
OH $7.08HI $1.48

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.