go back

Diagnostic Mammogram, One Breast

Washington rates for HCPCS 77055

A mammogram, a low-dose X-ray of breast tissue, of one breast, done to look into a specific problem on that side such as a lump, pain, or an abnormal earlier result. Images are aimed at the area of concern.

Rates data updated October 2026.

How much does Diagnostic Mammogram, One Breast cost?

$380

Typical negotiated rate. In Washington, October 2026.

Insurers have agreed to pay about $380 for this service. Most negotiated rates run $380 to $398.

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 3 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $20 · 10th to 90th $20 to $40Professionalmedian $380 · 10th to 90th $380 to $398
$20$50$100$200facility $20professional $380

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
Asuris Northwest Health
Setting
Facility
Modifier
None
Typical Low
$19.95
Median
$19.95
Typical High
$39.81
Asuris Northwest Health
Setting
Professional
Modifier
None (both parts)
Typical Low
$380.19
Median
$380.19
Typical High
$398.11
Asuris Northwest Health
Setting
Professional
Modifier
26 · Professional part
Typical Low
$169.82
Median
$169.82
Typical High
$169.82
Asuris Northwest Health
Setting
Professional
Modifier
TC · Technical part
Typical Low
$208.93
Median
$208.93
Typical High
$208.93
Cigna
Setting
Professional
Modifier
None (both parts)
Typical Low
$128.82
Median
$128.82
Typical High
$162.18
Molina
Setting
Professional
Modifier
None (both parts)
Typical Low
$70.79
Median
$70.79
Typical High
$70.79

Where Washington sits

The same service costs 13.2 times more in Arizona than in South Carolina. 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· 12th of 32

$380

AZ $398SC $30.20

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.