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Group A Strep Antigen Test, Laboratory Immunoassay

California 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 July 2026.

Facilitymedian $49 · 10th–90th $15$1450%5%10th90th$49Professionalmedian $13 · 10th–90th $10$780%10%20%10th90th$13$5.0$20.0$100.0$500.0$2.0K

Distribution of negotiated rates across all payers (price axis is log-scale). Facility and professional rates are different services and are charted separately. Need provider-level prices? Contact us.

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$19.95
Median
$54.95
Typical High
$165.96
Aetna
Setting
Professional
Modifier
Global
Typical Low
$10.96
Median
$13.49
Typical High
$77.62
Ambetter
Setting
Professional
Modifier
Global
Typical Low
$16.98
Median
$16.98
Typical High
$16.98
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$7.94
Median
$42.66
Typical High
$85.11
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$6.76
Median
$10.23
Typical High
$30.20
Blue Shield
Setting
Facility
Modifier
Global
Typical Low
$26.30
Median
$66.07
Typical High
$131.83
Blue Shield
Setting
Professional
Modifier
Global
Typical Low
$7.41
Median
$10.47
Typical High
$25.12
Cigna
Setting
Facility
Modifier
Global
Typical Low
$11.75
Median
$29.51
Typical High
$60.26
Cigna
Setting
Professional
Modifier
Global
Typical Low
$9.12
Median
$16.22
Typical High
$32.36
Contra Costa Health
Setting
Professional
Modifier
Global
Typical Low
$8.13
Median
$16.98
Typical High
$26.92
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$13.49
Median
$16.98
Typical High
$37.15
Lucent Health
Setting
Facility
Modifier
Global
Typical Low
$79.43
Median
$79.43
Typical High
$79.43
Molina
Setting
Professional
Modifier
Global
Typical Low
$10.00
Median
$10.00
Typical High
$19.95
Providence
Setting
Facility
Modifier
Global
Typical Low
$11.75
Median
$16.98
Typical High
$42.66
Providence
Setting
Professional
Modifier
Global
Typical Low
$8.91
Median
$15.14
Typical High
$33.88
Sutter Health Plus
Setting
Professional
Modifier
Global
Typical Low
$58.88
Median
$58.88
Typical High
$58.88
The Alliance
Setting
Professional
Modifier
Global
Typical Low
$8.13
Median
$16.98
Typical High
$22.91
United
Setting
Facility
Modifier
Global
Typical Low
$7.08
Median
$11.75
Typical High
$16.98
United
Setting
Professional
Modifier
Global
Typical Low
$7.08
Median
$10.00
Typical High
$33.11