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Group A Strep Antigen Test, Laboratory Immunoassay

Arizona rates for HCPCS 87430

Checks a throat swab for proteins from group A streptococcus, the bacterium behind strep throat, using an instrument-read laboratory immunoassay. It is the laboratory version of the test rather than the strip read by eye during an office visit. Results generally come back the same day, so a decision about antibiotics need not wait for a culture to grow.

Rates data updated October 2026.

How much does Group A Strep Antigen Test, Laboratory Immunoassay cost?

$13.49

Typical negotiated rate. In Arizona, October 2026.

Insurers have agreed to pay about $13.49 for this service. The price depends on where it is billed: about $10.47 from a physician practice, and about $33.11 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 6 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$10.47$7.08 to $14.13
FacilityA hospital or hospital-owned outpatient department$33.11$14.45 to $50.12

How much rates vary

Facilitymedian $33 · 10th to 90th $10 to $78Professionalmedian $10 · 10th to 90th $7 to $18
$10$20$50facility $33professional $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
$11.22
Median
$23.99
Typical High
$87.10
Aetna
Setting
Professional
Modifier
None
Typical Low
$11.22
Median
$11.22
Typical High
$23.99
Ambetter
Setting
Professional
Modifier
None
Typical Low
$8.32
Median
$8.32
Typical High
$8.32
BCBS
Setting
Facility
Modifier
None
Typical Low
$9.55
Median
$42.66
Typical High
$64.57
BCBS
Setting
Professional
Modifier
None
Typical Low
$8.91
Median
$14.13
Typical High
$19.95
Cigna
Setting
Facility
Modifier
None
Typical Low
$10.47
Median
$33.11
Typical High
$46.77
Cigna
Setting
Professional
Modifier
None
Typical Low
$7.94
Median
$15.14
Typical High
$25.70
Medica
Setting
Facility
Modifier
None
Typical Low
$11.22
Median
$16.98
Typical High
$79.43
Medica
Setting
Professional
Modifier
None
Typical Low
$6.92
Median
$7.08
Typical High
$13.49
United
Setting
Professional
Modifier
None
Typical Low
$6.92
Median
$7.08
Typical High
$16.60
2 more rates with less common billing modifiers

A modifier changes what was billed, for example a reduced or repeated service. Each of these modifiers carries under 10% of the published rates for this code. Modifier combinations, and modifiers with fewer than 30 rates for a carrier, are not listed.

Insurance Carrier
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$5.62
Median
$5.62
Typical High
$5.62
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$2.24
Median
$2.24
Typical High
$2.24

Where Arizona sits

The same service costs 3.6 times more in Alaska than in Alabama. 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.

Arizona· 40th of 51

$13.49

AK $38.02AL $10.47

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.