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Chemistry Test For A Specific Substance

Pennsylvania 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 July 2026.

How much does Chemistry Test For A Specific Substance cost?

$23.44

Typical negotiated rate. In Pennsylvania, July 2026.

Insurers have agreed to pay about $23.44 for this service. The price depends on where it is billed: about $20.89 from a physician practice, and about $53.70 from a hospital or other facility. The two figures are alternatives, not parts of one bill.

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.

Where it's billed changes the price

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$20.89$19.95 to $23.44
FacilityA hospital or hospital-owned outpatient department$53.70$30.90 to $74.13

How much rates vary

Facilitymedian $54 · 10th to 90th $21 to $112Professionalmedian $21 · 10th to 90th $18 to $45
$10$20$50$100$200facility $54professional $21

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. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$21.38
Median
$53.70
Typical High
$95.50
Aetna
Setting
Professional
Modifier
Global
Typical Low
$19.50
Median
$20.89
Typical High
$60.26
Capital Blue Cross
Setting
Facility
Modifier
Global
Typical Low
$107.15
Median
$144.54
Typical High
$8,511.38
Capital Blue Cross
Setting
Professional
Modifier
Global
Typical Low
$19.50
Median
$19.50
Typical High
$19.95
Cigna
Setting
Facility
Modifier
Global
Typical Low
$18.20
Median
$38.02
Typical High
$87.10
Cigna
Setting
Professional
Modifier
Global
Typical Low
$13.80
Median
$30.20
Typical High
$57.54
Emblem Health
Setting
Professional
Modifier
Global
Typical Low
$11.75
Median
$14.79
Typical High
$36.31
Geisinger
Setting
Facility
Modifier
Global
Typical Low
$25.12
Median
$25.12
Typical High
$25.12
Geisinger
Setting
Professional
Modifier
Global
Typical Low
$21.38
Median
$25.12
Typical High
$43.65
Martin's Point
Setting
Facility
Modifier
Global
Typical Low
$20.42
Median
$53.70
Typical High
$95.50
Martin's Point
Setting
Professional
Modifier
Global
Typical Low
$19.50
Median
$20.89
Typical High
$74.13
UPMC Health Plan
Setting
Facility
Modifier
Global
Typical Low
$44.67
Median
$87.10
Typical High
$186.21
UPMC Health Plan
Setting
Professional
Modifier
Global
Typical Low
$22.39
Median
$25.12
Typical High
$28.84
United
Setting
Facility
Modifier
Global
Typical Low
$13.80
Median
$25.12
Typical High
$30.20
United
Setting
Professional
Modifier
Global
Typical Low
$10.47
Median
$16.22
Typical High
$38.02

Where Pennsylvania sits

The same service costs 2.5 times more in South Dakota than in Maryland. 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.

Pennsylvania· 33rd of 51

$23.44

SD $47.86MD $19.05

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.