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Cobalt Co-57/58, Cyanocobalamin, Diagnostic

California 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?

$10.00

Typical negotiated rate. In California, October 2026.

Insurers have agreed to pay about $10.00 for this service. The price depends on where it is billed: about $10.00 from a physician practice, and about $2.75 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 9 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$10.00$7.08 to $24.55
FacilityA hospital or hospital-owned outpatient department$2.75$2.24 to $24.55

How much rates vary

Facilitymedian $3 · 10th to 90th $1 to $35Professionalmedian $10 · 10th to 90th $1 to $234
$1$5$20$100facility $3professional $10

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
Facility
Modifier
None
Typical Low
$24.55
Median
$24.55
Typical High
$123.03
Aetna
Setting
Professional
Modifier
None
Typical Low
$1.29
Median
$24.55
Typical High
$24.55
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$1.23
Median
$1.95
Typical High
$70.79
Blue Shield
Setting
Professional
Modifier
None
Typical Low
$7.08
Median
$10.00
Typical High
$22.91
Cigna
Setting
Facility
Modifier
None
Typical Low
$1.12
Median
$2.29
Typical High
$3.47
Cigna
Setting
Professional
Modifier
None
Typical Low
$1.12
Median
$1.12
Typical High
$1.12
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$407.38
Median
$407.38
Typical High
$407.38
Lucent Health
Setting
Professional
Modifier
None
Typical Low
$8.71
Median
$11.75
Typical High
$11.75
Molina
Setting
Professional
Modifier
None
Typical Low
$251.19
Median
$251.19
Typical High
$251.19
Providence
Setting
Facility
Modifier
None
Typical Low
$1.12
Median
$2.57
Typical High
$34.67
Providence
Setting
Professional
Modifier
None
Typical Low
$1.12
Median
$1.12
Typical High
$1.12
United
Setting
Facility
Modifier
None
Typical Low
$3.63
Median
$3.63
Typical High
$3.63
United
Setting
Professional
Modifier
None
Typical Low
$234.42
Median
$234.42
Typical High
$234.42

Where California 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.

California· 20th of 51

$10.00

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.