Sleep study (polysomnography) cost in California

Prices at 88 hospitals in California, from their machine-readable files. Here the median cash price is $4,270 — 36% above the US median ($3,137), roughly 6.2× the Medicare rate.

Lowest cash prices

HospitalLocationCashInsurerCMS ratingER waitReadmit
Kaweah Health Medical Center Visalia, CA $882 $2,038 ★ 3/5 254 min
Adventist Health Tulare Tulare, CA $1,011 $1,104 ★ 3/5 198 min
Garden Grove Hospital & Medical Center Garden Grove, CA $1,099 $1,099 ★ 2/5 134 min
Desert Valley Hospital Victorville, CA $1,099 $1,099 ★ 3/5 167 min
Mercy Medical Center Merced, CA $1,281 $2,073 ★ 3/5 224 min
Fresno Surgical Hospital Fresno, CA $1,500 $1,079
Huntington Hospital Pasadena, CA $1,620 $2,876 268 min
San Joaquin General Hospital French Camp, CA $1,922 $1,281 ★ 2/5 213 min
Palomar Health Downtown Campus Escondido, CA $2,230 ★ 3/5 231 min
Palomar Medical Center Poway Poway, CA $2,230 ★ 4/5 200 min
Lompoc Valley Medical Center Lompoc, CA $2,603 $1,215 ★ 1/5 171 min
Banner Lassen Medical Center Susanville, CA $2,900 $2,836 ★ 3/5 116 min
Loma Linda University Medical Center Loma Linda, CA $3,085 $1,939 ★ 4/5 413 min
Loma Linda University Medical Center-Murrieta Murrieta, CA $3,085 $1,939 ★ 2/5 224 min
Loma Linda University Children's Hospital Loma Linda, CA $3,085 $1,939 ★ 3/5 232 min
Loma Linda VA Medical Center Loma Linda, CA $3,085 $1,939 ★ 3/5
El Camino Health Mountain View, CA $3,621 ★ 4/5 163 min
VA Long Beach Healthcare System Long Beach, CA $4,232 $1,956 ★ 4/5
Memorialcare Long Beach Medical Center Long Beach, CA $4,232 $1,956 ★ 2/5 284 min
Memorialcare Saddleback Medical Center Laguna Hills, CA $4,232 $2,083 ★ 4/5 206 min
Memorialcare Orange Coast Medical Center Fountain Valley, CA $4,232 $1,900 ★ 4/5 154 min
Kaiser Foundation Hospital-South San Francisco South San Francisco, CA $4,270 ★ 4/5
Kaiser Foundation Hospital-Santa Clara Santa Clara, CA $4,270 ★ 2/5
Kaiser Foundation Hospital-Walnut Creek Walnut Creek, CA $4,270 ★ 3/5
Kaiser Foundation Hospital-Oakland/richmond Oakland, CA $4,270 ★ 2/5

CMS rating = overall hospital star rating (1–5); ER wait = median minutes in the emergency department; Readmit = 30-day readmission rate (lower is better) — all from Medicare’s Care Compare; “—” = not reported. Data last updated September 2026. Prices from hospitals’ machine-readable files (45 CFR §180); Medicare benchmark from CMS PFS/CLFS/IPPS. Prices below 15% of the median are excluded as likely partial or mis-coded charges. Estimates — confirm with the hospital. Report an incorrect price.

Price comparison (median)

Chargemaster (list price)
$7,625
Cash / self-pay
$4,270
Insurer-negotiated
$1,491
Medicare pays
$691
$1,029$6,054
Median cash $4,270  ·  Medicare $691  ·  bar = typical cash range (10th–90th percentile)
Is this a fair price?
1× Medicarefair ≈2×5×+

Typical cash price here is $4,270 — about 6.2× the Medicare rate ($691). High vs Medicare. A fair cash price is usually within ~2× Medicare ($1,381).

💡 Asking for the cash price instead of the $7,625 list price could save about $3,355 (44%).

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Rough estimate from this procedure’s median insurer-negotiated rate. Your actual cost depends on your plan — confirm with your insurer.

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