Vitamin D test cost in San Francisco, CA

Prices at 5 hospitals in San Francisco, CA, from their machine-readable files. Here the median cash price is $193 — 59% above the US median ($122), roughly 6.5× the Medicare rate.

Lowest cash prices

HospitalLocationCashInsurerCMS ratingER waitReadmit
UCSF Health Saint Francis Hospital San Francisco, CA $47 $30 ★ 3/5 138 min —
Kaiser Foundation Hospital-San Francisco San Francisco, CA $115 $29 ★ 4/5 — —
California Pacific Medical Center-Van Ness Campus San Francisco, CA $272 $30 ★ 3/5 198 min —
California Pacific Medical Ctr-Davies Campus Hosp San Francisco, CA $277 $30 ★ 3/5 160 min —

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)
$239
Cash / self-pay
$193
Insurer-negotiated
$30
Medicare pays
$30
$67$276
Median cash $193  ·  Medicare $30  ·  bar = typical cash range (10th–90th percentile)
Is this a fair price?
1× Medicarefair ≈2×5×+

Typical cash price here is $193 — about 6.5× the Medicare rate ($30). High vs Medicare. A fair cash price is usually within ~2× Medicare ($59).

💡 Asking for the cash price instead of the $239 list price could save about $45 (19%).

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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.

Doctors who perform this in San Francisco

Clinicians who reported the most Medicare volume for this service locally. This reflects Original Medicare activity only and is a volume signal, not a quality ranking.

ClinicianSpecialtyLocationMedicare services
Pao-Ching Wang, M.D.Internal MedicineSan Francisco, CA249
Anselm Lam, M.D.Family PracticeSan Francisco, CA200
Peir Gen Chiu, GNPNurse PractitionerSan Francisco, CA163
Maria Lau, D.O.Family PracticeSan Francisco, CA151
Ruth Ann Kwong, M.D.Internal MedicineSan Francisco, CA142
Judy Hsu, MDInternal MedicineSan Francisco, CA136
Hongyu Pan, MDFamily PracticeSan Francisco, CA131
Thinn Khaing, M.D.Internal MedicineSan Francisco, CA126
Ivana SheuEndocrinologySan Francisco, CA113
Jack Huynh, MDInternal MedicineSan Francisco, CA84
Lydia Chan, M.D.Internal MedicineSan Francisco, CA68
Jason Lin, M.D.NeurologySan Francisco, CA63

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All Vitamin D test prices in California → · All Vitamin D test prices (national) · All hospitals in San Francisco