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Cobalt Co-57/58, Cyanocobalamin, Diagnostic

Massachusetts 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?

$1.62

Typical negotiated rate. In Massachusetts, July 2026.

Insurers have agreed to pay about $1.62 for this service. The price depends on where it is billed: about $1.62 from a physician practice, and about $22.91 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 7 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$1.62$1.62 to $22.91
FacilityA hospital or hospital-owned outpatient department$22.91$22.91 to $33.11

How much rates vary

Facilitymedian $23 · 10th to 90th $2 to $3,631Professionalmedian $2 · 10th to 90th $2 to $234
$1$10$100$1K$10Kfacility $23professional $2

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
$22.91
Median
$22.91
Typical High
$33.11
Aetna
Setting
Professional
Modifier
Global
Typical Low
$1.10
Median
$22.91
Typical High
$24.55
AllWays Health Partners
Setting
Facility
Modifier
Global
Typical Low
$89.13
Median
$89.13
Typical High
$89.13
AllWays Health Partners
Setting
Professional
Modifier
Global
Typical Low
$8.71
Median
$234.42
Typical High
$354.81
Cigna
Setting
Facility
Modifier
Global
Typical Low
$1.48
Median
$2.40
Typical High
$4.90
Cigna
Setting
Professional
Modifier
Global
Typical Low
$1.12
Median
$1.12
Typical High
$1.12
Fallon Health
Setting
Facility
Modifier
Global
Typical Low
$83.18
Median
$5,888.44
Typical High
$9,772.37
Harvard Pilgrim
Setting
Professional
Modifier
Global
Typical Low
$1.62
Median
$1.62
Typical High
$3.39
Mass General Brigham
Setting
Facility
Modifier
Global
Typical Low
$89.13
Median
$89.13
Typical High
$89.13
Mass General Brigham
Setting
Professional
Modifier
Global
Typical Low
$8.71
Median
$234.42
Typical High
$354.81
United
Setting
Facility
Modifier
Global
Typical Low
$2.19
Median
$2.88
Typical High
$234.42
United
Setting
Professional
Modifier
Global
Typical Low
$1.62
Median
$234.42
Typical High
$316.23

Where Massachusetts sits

The same service costs 398.1 times more in Wyoming than in Colorado. 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.

Massachusetts· 15th of 51

$1.62

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.