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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 October 2026.

How much does Dibucaine Number Test cost?

$9.77

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

Insurers have agreed to pay about $9.77 for this service. Most negotiated rates run $8.91 to $16.22.

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.

How much rates vary

Facilitymedian $21 · 10th to 90th $9 to $47Professionalmedian $10 · 10th to 90th $7 to $20
$5$10$20$50$100facility $21professional $10

Distribution of negotiated rates across all payers (price axis is log-scale). Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$9.12
Median
$9.12
Typical High
$9.12
Aetna
Setting
Professional
Modifier
None
Typical Low
$9.12
Median
$9.12
Typical High
$9.12
CareFirst
Setting
Professional
Modifier
None
Typical Low
$8.91
Median
$9.77
Typical High
$16.22
Cigna
Setting
Facility
Modifier
None
Typical Low
$19.95
Median
$20.89
Typical High
$46.77
Cigna
Setting
Professional
Modifier
None
Typical Low
$6.76
Median
$14.13
Typical High
$91.20
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$23.99
Median
$23.99
Typical High
$25.70
United
Setting
Professional
Modifier
None
Typical Low
$5.13
Median
$7.41
Typical High
$19.95

Where Washington, DC sits

The same service costs 3.2 times more in Kansas 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· 48th of 51

$9.77

KS $28.84MD $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.