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Vitamin B1 Blood Test

Maryland rates for HCPCS 84425

A blood test that measures the level of vitamin B1 (thiamine), a nutrient involved in metabolism, nerve function, and energy production. It is used to check for a deficiency or excess of the vitamin, especially in people with related symptoms or risk factors.

Rates data updated July 2026.

How much does Vitamin B1 Blood Test cost?

$19.05

Typical negotiated rate. In Maryland, July 2026.

Insurers have agreed to pay about $19.05 for this service. The price depends on where it is billed: about $18.20 from a physician practice, and about $132 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 6 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$18.20$15.85 to $19.50
FacilityA hospital or hospital-owned outpatient department$132$89.13 to $148

How much rates vary

Facilitymedian $132 · 10th to 90th $16 to $158Professionalmedian $18 · 10th to 90th $14 to $34
$10$20$50$100facility $132professional $18

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
$15.85
Median
$131.83
Typical High
$158.49
Aetna
Setting
Professional
Modifier
Global
Typical Low
$14.13
Median
$18.20
Typical High
$38.90
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$6.46
Median
$16.98
Typical High
$20.89
Cigna
Setting
Facility
Modifier
Global
Typical Low
$11.22
Median
$14.79
Typical High
$27.54
Cigna
Setting
Professional
Modifier
Global
Typical Low
$11.48
Median
$21.38
Typical High
$52.48
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$21.38
Median
$25.70
Typical High
$40.74
United
Setting
Facility
Modifier
Global
Typical Low
$8.91
Median
$10.00
Typical High
$16.22
United
Setting
Professional
Modifier
Global
Typical Low
$9.55
Median
$12.88
Typical High
$19.95
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$8.32
Median
$14.79
Typical High
$31.62

Where Maryland sits

The same service costs 3.5 times more in South Carolina than in Florida. 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.

Maryland· 48th of 51

$19.05

SC $64.57FL $18.20

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.