Magnesium blood test cost in San Diego, CA

Prices at 5 hospitals in San Diego, CA, from their machine-readable files. Here the median cash price is $19 — 63% below the US median ($51), roughly 2.8× the Medicare rate.

Lowest cash prices

HospitalLocationCashInsurerCMS ratingER waitReadmit
Scripps Mercy Hospital San Diego, CA $16 $11 ★ 4/5 194 min —
Sharp Memorial Hospital San Diego, CA $19 $25 ★ 4/5 197 min —
Sharp Mesa Vista Hospital San Diego, CA $19 $25 — — —
UC San Diego Health Hillcrest-Hillcrest Med Ctr San Diego, CA $75 $20 ★ 5/5 259 min —
Kaiser Foundation Hospital-San Diego San Diego, CA $106 $6 ★ 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)
$66
Cash / self-pay
$19
Insurer-negotiated
$20
Medicare pays
$7
$17$94
Median cash $19  ·  Medicare $7  ·  bar = typical cash range (10th–90th percentile)
Is this a fair price?
1× Medicarefair ≈2×5×+

Typical cash price here is $19 — about 2.8× the Medicare rate ($7). On the higher side. A fair cash price is usually within ~2× Medicare ($13).

💡 Asking for the cash price instead of the $66 list price could save about $47 (71%).

Estimate what you’ll pay
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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.

All Magnesium blood test prices in California → · All Magnesium blood test prices (national) · All hospitals in San Diego