How much does a blood sugar test (hemoglobin a1c) cost in Seattle?
Blood test of average blood sugar over three months. Below: the rates insurers have actually negotiated with 23 Seattle-area hospitals, and the cash (self-pay) prices where published — from the hospitals' own federally required price files.
$12
lowest median negotiated rate
MultiCare Auburn Medical Center
$136
highest (adult hospitals)
EvergreenHealth Monroe
11.3×
price spread
same procedure, same metro
Median negotiated rate per hospital · sorted low → high · hover a bar for the full receipt
cash (self-pay) price
| Hospital | Gross charge | Cash price | Negotiated | Range | # rates | vs median |
|---|
* Specialty hospital (pediatric or cancer center) — rates reflect specialty case mix. † Median based on fewer than 3 published rates — treat as indicative. Bars show the median dollar-denominated commercial negotiated rate; hospitals sharing a health-system contract show similar rates.
SOURCE: standard-charges files from 23 hospitals · file dates 2025-07-26 → 2026-06-29 · retrieved 2026-07-26 → 2026-08-15
Paying cash can beat using insurance. At Overlake Medical Center, the self-pay price is $11 — less than the $16 median commercial-insurer rate. If you haven't met your deductible, ask for the cash rate.
Skipping the hospital? 25
independent imaging/outpatient centers in this area negotiate a median
$9 all-in for this procedure (38 insurer
rates) — less than the lowest hospital facility fee above ($12).
- Overlake Reproductive Health Lab And Surgical Services, Llc — $4
- City Sleep Lab Llc — $5
- Puget Sound Institute Of Pathology, Pllc — $5
- Diagnostic Cytogenetics — $6