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Cobalt Co-57/58, Cyanocobalamin, Diagnostic

Illinois rates for HCPCS A9546

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

Rates data updated July 2026.

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

$1.12

Typical negotiated rate. In Illinois, July 2026.

Insurers have agreed to pay about $1.12 for this service. The price depends on where it is billed: about $1.12 from a physician practice, and about $0.83 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 5 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$1.12$0.83 to $21.88
FacilityA hospital or hospital-owned outpatient department$0.83$0.83 to $1.74

How much rates vary

Facilitymedian $1 · 10th to 90th $1 to $2Professionalmedian $1 · 10th to 90th $1 to $234
$1.0$10.0$100.0$1.0K$10.0Kfacility $1professional $1

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
$0.83
Median
$0.83
Typical High
$1.23
Aetna
Setting
Professional
Modifier
Global
Typical Low
$0.72
Median
$0.95
Typical High
$13.18
Cigna
Setting
Facility
Modifier
Global
Typical Low
$1.58
Median
$2.14
Typical High
$2.75
Cigna
Setting
Professional
Modifier
Global
Typical Low
$1.12
Median
$1.12
Typical High
$1.12
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$16.60
Median
$22.39
Typical High
$199.53
Hally Health
Setting
Facility
Modifier
Global
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
Molina
Setting
Professional
Modifier
Global
Typical Low
$30.20
Median
$30.20
Typical High
$39.81
United
Setting
Facility
Modifier
Global
Typical Low
$2.19
Median
$2.19
Typical High
$234.42
United
Setting
Professional
Modifier
Global
Typical Low
$234.42
Median
$234.42
Typical High
$251.19

Where Illinois sits

The same service costs 398.1 times more in Wyoming than in Colorado. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

Illinois $1.12 · 34th of 51
WY $234CO $0.59

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.