Allergy patch testing cost in California

Prices at 64 hospitals in California, from their machine-readable files. Here the median cash price is $264 — 298% above the US median ($66), roughly 52.6× the Medicare rate.

Lowest cash prices

HospitalLocationCashInsurerCMS ratingER waitReadmit
Children's Hospital of Orange County Orange, CA $61 $37 — — —
Children's Hospital at Mission Mission Viejo, CA $61 $37 — — —
Healthbridge Children's Hospital-Orange Orange, CA $61 $37 — — —
Stanford Health Care Tri-Valley Pleasanton, CA $70 $1,263 ★ 5/5 199 min —
Stanford Health Care Stanford, CA $70 $1,263 ★ 5/5 276 min —
Kaiser Foundation Hospital-Panorama City Panorama City, CA $264 — ★ 4/5 — —
Kaiser Foundation Hospital-Los Angeles Los Angeles, CA $264 — ★ 5/5 — —
Kaiser Foundation Hospital-Downey Downey, CA $264 — ★ 4/5 — —
Kaiser Foundation Hospital Fontana/ontario Fontana, CA $264 — ★ 3/5 — —
Kaiser Foundation Hospital-South Bay Harbor City, CA $264 — ★ 3/5 — —
Kaiser Foundation Hospital-San Diego San Diego, CA $264 — ★ 4/5 — —
Kaiser Foundation Hospital-West La Los Angeles, CA $264 — ★ 3/5 — —
Kaiser Foundation Hospital-Orange County-Anaheim Anaheim, CA $264 — ★ 4/5 — —
Kaiser Foundation Hospital-Woodland Hills Woodland Hills, CA $264 — ★ 4/5 — —
Kaiser Foundation Hospital, Riverside Riverside, CA $264 — ★ 4/5 — —
Kaiser Foundation Hospital-Baldwin Park Baldwin Park, CA $264 — ★ 3/5 — —
Kaiser Foundation Hospital-Moreno Valley Moreno Valley, CA $264 — ★ 4/5 — —
Kaiser Foundation Hospital-San Marcos San Marcos, CA $264 — ★ 4/5 — —
Kaiser Foundation Hospital-South San Francisco South San Francisco, CA $627 — ★ 4/5 — —
Kaiser Foundation Hospital-Santa Clara Santa Clara, CA $627 — ★ 2/5 — —
Kaiser Foundation Hospital-Walnut Creek Walnut Creek, CA $627 — ★ 3/5 — —
Kaiser Foundation Hospital-Oakland/richmond Oakland, CA $627 — ★ 2/5 — —
Kaiser Foundation Hospital-San Francisco San Francisco, CA $627 — ★ 4/5 — —
Kaiser Foundation Hospital-Sacramento Sacramento, CA $627 — ★ 4/5 — —
Kaiser Foundation Hospital-Fremont Fremont, CA $627 — ★ 4/5 — —

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 October 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)
$814
Cash / self-pay
$264
Insurer-negotiated
$1,181
Medicare pays
$5
$67$627
Median cash $264  ·  Medicare $5  ·  bar = typical cash range (10th–90th percentile)
Is this a fair price?
1× Medicarefair ≈2×5×+

Typical cash price here is $264 — about 52.6× the Medicare rate ($5). High vs Medicare. A fair cash price is usually within ~2× Medicare ($10).

💡 Asking for the cash price instead of the $814 list price could save about $550 (68%).

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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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Allergy patch testing cost in other states

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