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Dibucaine Number Test

Washington, DC rates for HCPCS 82638

A laboratory test that checks how a particular blood enzyme behaves when a chemical is added to it, in order to identify people who carry an unusual form of that enzyme. Those with the unusual form break down certain muscle-relaxing anesthetic drugs very slowly and can stay paralyzed and need breathing support far longer than expected. It is used after such a reaction and to check relatives.

Rates data updated July 2026.

How much does Dibucaine Number Test cost?

$9.12

Typical negotiated rate. In Washington, DC, July 2026.

Insurers have agreed to pay about $9.12 for this service. The price depends on where it is billed: about $9.12 from a physician practice, and about $20.89 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 5 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$9.12$9.12 to $9.12
FacilityA hospital or hospital-owned outpatient department$20.89$9.12 to $42.66

How much rates vary

Facilitymedian $21 · 10th to 90th $9 to $81Professionalmedian $9 · 10th to 90th $9 to $41
$10$20$50$100facility $21professional $9

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
$9.12
Median
$42.66
Typical High
$81.28
Aetna
Setting
Professional
Modifier
Global
Typical Low
$9.12
Median
$9.12
Typical High
$9.12
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$33.11
Median
$58.88
Typical High
$134.90
Cigna
Setting
Facility
Modifier
Global
Typical Low
$19.95
Median
$20.89
Typical High
$46.77
Cigna
Setting
Professional
Modifier
Global
Typical Low
$6.76
Median
$14.13
Typical High
$93.33
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$23.99
Median
$23.99
Typical High
$25.12
United
Setting
Facility
Modifier
Global
Typical Low
$7.24
Median
$14.79
Typical High
$38.02
United
Setting
Professional
Modifier
Global
Typical Low
$5.13
Median
$7.41
Typical High
$19.95

Where Washington, DC sits

The same service costs 2.5 times more in Hawaii 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.

Washington, DC· 50th of 51

$9.12

HI $22.39MD $9.12

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.