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Chemistry Test For A Specific Substance

Virginia rates for HCPCS 84285

A laboratory chemistry test that measures how much of one particular substance is present in a sample sent to the lab. It is ordered when the amount of that substance is expected to answer a specific question about a person's health, and the result is read together with the rest of the picture.

Rates data updated October 2026.

How much does Chemistry Test For A Specific Substance cost?

$19.95

Typical negotiated rate. In Virginia, October 2026.

Insurers have agreed to pay about $19.95 for this service. The price depends on where it is billed: about $17.38 from a physician practice, and about $38.02 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 8 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$17.38$12.30 to $20.42
FacilityA hospital or hospital-owned outpatient department$38.02$25.12 to $60.26

How much rates vary

Facilitymedian $38 · 10th to 90th $22 to $123Professionalmedian $17 · 10th to 90th $12 to $32
$10$100$1K$10Kfacility $38professional $17

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
$19.05
Median
$22.39
Typical High
$60.26
Aetna
Setting
Professional
Modifier
None
Typical Low
$19.05
Median
$21.38
Typical High
$22.39
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$25.12
Median
$25.12
Typical High
$123.03
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$11.75
Median
$14.79
Typical High
$19.50
CareFirst
Setting
Professional
Modifier
None
Typical Low
$18.20
Median
$19.95
Typical High
$21.88
Cigna
Setting
Facility
Modifier
None
Typical Low
$25.70
Median
$58.88
Typical High
$93.33
Cigna
Setting
Professional
Modifier
None
Typical Low
$12.88
Median
$19.05
Typical High
$36.31
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$25.12
Median
$30.20
Typical High
$37.15
Medcost
Setting
Professional
Modifier
None
Typical Low
$19.50
Median
$39.81
Typical High
$45.71
Medcost
Setting
Facility
Modifier
None
Typical Low
$19.95
Median
$21.38
Typical High
$47.86
Medcost
Setting
Professional
Modifier
None
Typical Low
$20.42
Median
$20.42
Typical High
$26.92
Sentara
Setting
Facility
Modifier
None
Typical Low
$20.89
Median
$36.31
Typical High
$10,232.93
Sentara
Setting
Professional
Modifier
None
Typical Low
$20.89
Median
$36.31
Typical High
$10,232.93
United
Setting
Facility
Modifier
None
Typical Low
$30.20
Median
$30.20
Typical High
$83.18
United
Setting
Professional
Modifier
None
Typical Low
$9.33
Median
$13.80
Typical High
$25.12
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
$9.55
Median
$11.22
Typical High
$11.22
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$3.80
Median
$4.47
Typical High
$4.47

Where Virginia sits

The same service costs 3.5 times more in Kansas 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.

Virginia· 44th of 51

$19.95

KS $57.54AL $16.22

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.