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Cobalt Co-57/58, Cyanocobalamin, Diagnostic

Washington rates for HCPCS A9546

Cobalt Co-57/58, cyanocobalamin, diagnostic, per study dose, up to 1 mcCi

Rates data updated October 2026.

How much does Cobalt Co-57/58, Cyanocobalamin, Diagnostic cost?

$1.74

Typical negotiated rate. In Washington, October 2026.

Insurers have agreed to pay about $1.74 for this service. The price depends on where it is billed: about $1.82 from a physician practice, and about $1.23 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 8 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$1.82$1.12 to $234
FacilityA hospital or hospital-owned outpatient department$1.23$1.12 to $1.29

How much rates vary

Facilitymedian $1 · 10th to 90th $1 to $2Professionalmedian $2 · 10th to 90th $1 to $234
$1$5$20$100facility $1professional $2

Distribution of negotiated rates across all payers (price axis is log-scale). 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
None
Typical Low
$1.12
Median
$1.12
Typical High
$1.12
Aetna
Setting
Professional
Modifier
None
Typical Low
$1.12
Median
$1.12
Typical High
$1.32
Asuris Northwest Health
Setting
Facility
Modifier
None
Typical Low
$1.00
Median
$1.00
Typical High
$1.20
Asuris Northwest Health
Setting
Professional
Modifier
None
Typical Low
$8.71
Median
$8.71
Typical High
$11.75
Cigna
Setting
Facility
Modifier
None
Typical Low
$1.12
Median
$2.14
Typical High
$2.24
Cigna
Setting
Professional
Modifier
None
Typical Low
$1.12
Median
$1.12
Typical High
$1.12
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$0.42
Median
$0.91
Typical High
$3.02
Molina
Setting
Professional
Modifier
None
Typical Low
$75.86
Median
$75.86
Typical High
$75.86
Pacific Source
Setting
Facility
Modifier
None
Typical Low
$1.23
Median
$1.23
Typical High
$1.29
United
Setting
Professional
Modifier
None
Typical Low
$234.42
Median
$234.42
Typical High
$234.42
Wellpoint
Setting
Professional
Modifier
None
Typical Low
$1.74
Median
$1.82
Typical High
$2.45

Where Washington sits

The same service costs 208.9 times more in Massachusetts than in Ohio. 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· 25th of 51

$1.74

MA $234OH $1.12

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.