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Specialized Body Fluid Chemistry Test

Washington rates for HCPCS 84392

This laboratory test measures the level of a specific chemical substance in a body fluid sample, as part of evaluating a person's metabolic, hormonal, or organ function. The exact substance measured depends on what a treating clinician is investigating. Results are interpreted alongside a person's symptoms and other test findings.

Rates data updated October 2026.

How much does Specialized Body Fluid Chemistry Test cost?

$5.13

Typical negotiated rate. In Washington, October 2026.

Insurers have agreed to pay about $5.13 for this service. The price depends on where it is billed: about $4.90 from a physician practice, and about $8.32 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 9 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$4.90$3.55 to $5.50
FacilityA hospital or hospital-owned outpatient department$8.32$6.03 to $10.96

How much rates vary

Facilitymedian $8 · 10th to 90th $5 to $15Professionalmedian $5 · 10th to 90th $2 to $7
$5$10$20facility $8professional $5

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
$5.13
Median
$5.13
Typical High
$16.98
Aetna
Setting
Professional
Modifier
None
Typical Low
$5.13
Median
$5.13
Typical High
$7.59
Asuris Northwest Health
Setting
Facility
Modifier
None
Typical Low
$4.07
Median
$6.92
Typical High
$15.14
Asuris Northwest Health
Setting
Professional
Modifier
None
Typical Low
$4.07
Median
$4.90
Typical High
$5.50
Cigna
Setting
Facility
Modifier
None
Typical Low
$5.75
Median
$8.71
Typical High
$14.13
Cigna
Setting
Professional
Modifier
None
Typical Low
$2.88
Median
$5.89
Typical High
$7.59
Molina
Setting
Professional
Modifier
None
Typical Low
$3.55
Median
$4.79
Typical High
$4.79
Pacific Source
Setting
Facility
Modifier
None
Typical Low
$5.50
Median
$6.92
Typical High
$10.72
Premera BCBS
Setting
Facility
Modifier
None
Typical Low
$5.50
Median
$9.55
Typical High
$15.14
Premera BCBS
Setting
Professional
Modifier
None
Typical Low
$4.90
Median
$4.90
Typical High
$6.61
Regence BlueShield
Setting
Facility
Modifier
None
Typical Low
$5.50
Median
$8.71
Typical High
$15.14
Regence BlueShield
Setting
Professional
Modifier
None
Typical Low
$4.07
Median
$4.90
Typical High
$5.50
United
Setting
Facility
Modifier
None
Typical Low
$5.50
Median
$6.61
Typical High
$6.61
United
Setting
Professional
Modifier
None
Typical Low
$2.29
Median
$2.40
Typical High
$6.17
Wellpoint
Setting
Professional
Modifier
None
Typical Low
$2.45
Median
$5.50
Typical High
$9.77
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
$2.57
Median
$2.57
Typical High
$2.82
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$1.02
Median
$1.02
Typical High
$1.12

Where Washington sits

The same service costs 3.3 times more in Alaska than in Nebraska. 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.

Washington· 31st of 51

$5.13

AK $12.30NE $3.72

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.