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Antigen Detection For A Group Of Organisms

Maryland rates for HCPCS 87451

A laboratory test that looks for germ material directly in a sample using an antibody-based method, with a reagent that reacts with a group of related organisms rather than a single one. It gives a faster answer than growing the organism in culture. A positive result usually leads to further testing to identify the specific organism.

Rates data updated July 2026.

How much does Antigen Detection For A Group Of Organisms cost?

$7.94

Typical negotiated rate. In Maryland, July 2026.

Insurers have agreed to pay about $7.94 for this service. Most negotiated rates run $7.08 to $12.88.

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 6 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $7 · 10th to 90th $4 to $13Professionalmedian $8 · 10th to 90th $6 to $37
$5$10$20$50facility $7professional $8

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. Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Professional
Modifier
Global
Typical Low
$6.92
Median
$7.94
Typical High
$37.15
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$3.39
Median
$8.32
Typical High
$10.23
Cigna
Setting
Facility
Modifier
Global
Typical Low
$5.62
Median
$6.92
Typical High
$13.49
Cigna
Setting
Professional
Modifier
Global
Typical Low
$5.62
Median
$10.23
Typical High
$25.70
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$10.47
Median
$12.59
Typical High
$18.62
United
Setting
Facility
Modifier
Global
Typical Low
$4.37
Median
$5.01
Typical High
$19.95
United
Setting
Professional
Modifier
Global
Typical Low
$4.68
Median
$5.89
Typical High
$13.49
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$4.07
Median
$7.24
Typical High
$15.85

Where Maryland sits

The same service costs 2.5 times more in South Dakota than in Washington, DC. 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.

Maryland· 50th of 51

$7.94

SD $19.95DC $7.94

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.