Sleep study in a lab (polysomnography) in Seattle-Tacoma-Bellevue, WA — inpatient
In Seattle-Tacoma-Bellevue, WA, 11 hospitals list a cash price for Sleep study in a lab (polysomnography) as an inpatient: from $482.00 to $4,476.48, with a median of $3,239.92. The lowest listed price is at Seattle Children's Hospital.
Cash prices at 11 facilities across 9 cities for code 95810, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Feb 28, 2026 and Apr 1, 2026.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Seattle-Tacoma-Bellevue, WA.
Hospitals, cheapest first
| Hospital | Cash price | List price | Off list | File date |
|---|---|---|---|---|
| Seattle Children's Hospital lowest Seattle, WA Polysom 6/>Yrs Sleep 4/> Addl Param Attnd | $482.00 | $482.00 | — | — source file |
| Providence Health And Services - Washington Everett, WA HC POLYSOMNOGRAM REDUCED SERVICE | $1,822.08 | $3,504.00 | 48% | Apr 1, 2026 source file |
| Providence Health And Services - Washington Everett, WA HC POLYSOMNOGRAPHY 4 OR MORE | $1,822.08 | $3,504.00 | 48% | Apr 1, 2026 source file |
| Virginia Mason Medical Center Seattle, WA POLYSOM, 6+ YO, 4 OR MORE PARAMETERS OF SLEEP,ATTND BY TECH | $1,991.04 | $3,904.00 | 49% | — source file |
| Seattle Children's Hospital Seattle, WA Sleep Study W/O Intervent Limited | $2,466.50 | $2,466.50 | — | — source file |
| Saint Clare Hospital Lakewood, WA HC SLEEP STUDY STAGING 4+PARAM | $3,064.38 | $10,631.31 | 71% | Feb 28, 2026 source file |
| Franciscan Health System Gig Harbor, WA HC SLEEP STUDY STAGING 4+PARAM | $3,233.50 | $10,631.31 | 70% | Feb 28, 2026 source file |
| Highline Medical Center Burien, WA HC SLEEP STUDY STAGING 4+PARAM | $3,246.33 | $10,631.31 | 69% | Feb 28, 2026 source file |
| St Francis Community Hospital Federal Way, WA HC SLEEP STUDY STAGING 4+PARAM | $3,336.36 | $10,631.31 | 69% | Feb 28, 2026 source file |
| Franciscan Health System Tacoma, WA HC SLEEP STUDY STAGING 4+PARAM | $3,521.07 | $10,631.31 | 67% | Feb 28, 2026 source file |
| Enumclaw Regional Hospital Association Enumclaw, WA HC SLEEP STUDY STAGING 4+PARAM | $3,756.73 | $10,631.31 | 65% | Feb 28, 2026 source file |
| Swedish Health Services Seattle, WA HC POLYSOMNOGRAPHY 4 OR MORE | $4,476.48 | $9,326.00 | 52% | Apr 1, 2026 source file |
| Swedish Health Services Seattle, WA HC POLYSOMNOGRAPHY 4 OR MORE | $4,476.48 | $9,326.00 | 52% | Apr 1, 2026 source file |
| Swedish Health Services Issaquah, WA HC POLYSOMNOGRAPHY 4 OR MORE | $4,476.48 | $9,326.00 | 52% | Apr 1, 2026 source file |
Inpatient: lowest $482.00, median $3,239.92, highest $4,476.48 — a 9.3× difference within the same market.
As an outpatient, the same code is billed by 11 facilities here, median $3,148.94 — that is the price to compare if you are not being admitted.
What it is
An in-lab sleep study (polysomnography) records brain waves, breathing, oxygen levels, heart rhythm and movement while you sleep overnight at a sleep center. It is used to diagnose sleep apnea and other sleep disorders. A technologist watches the study throughout the night.
What the price covers
The hospital price usually covers the overnight study and the technologist. The sleep physician's interpretation is often billed separately.