Magnesium blood test cost in Massachusetts

Prices at 33 hospitals in Massachusetts, from their machine-readable files. Here the median cash price is $58 — 14% above the US median ($51), roughly 8.7× the Medicare rate.

Lowest cash prices

HospitalLocationCashInsurerCMS ratingER waitReadmit
Sturdy Memorial Hospital Attleboro, MA $16 $7 ★ 3/5 197 min 16.2%
Tufts Medical Center Boston, MA $17 $12 ★ 2/5 211 min 17.2%
Mercy Medical Ctr Springfield, MA $18 $13 ★ 2/5 278 min 15.7%
Signature Healthcare Brockton Hospital Brockton, MA $20 $8 ★ 3/5 210 min
Cape Cod Hospital Hyannis, MA $24 $7 ★ 2/5 202 min 16.5%
Falmouth Hospital Falmouth, MA $24 $7 ★ 4/5 160 min 16.0%
Whittier Pavilion Haverhill, MA $24
Holyoke Medical Center Holyoke, MA $25 $7 ★ 4/5 267 min 16.2%
Boston Medical Center-Brighton Brighton, MA $32 $7 ★ 3/5 148 min 16.4%
Cambridge Health Alliance Cambridge, MA $38 $38 ★ 3/5 164 min 14.9%
Emerson Hospital W Concord, MA $38 $7 ★ 5/5 210 min 13.5%
Nantucket Cottage Hospital Nantucket, MA $38 $47 ★ 3/5 116 min 15.1%
Cooley Dickinson Hospital Inc,the Northampton, MA $46 $56 ★ 2/5 252 min 15.2%
Newton-Wellesley Hospital Newton, MA $47 $41 ★ 5/5 263 min 15.1%
Heywood Hospital Gardner, MA $50 $13 ★ 2/5 194 min 15.7%
Berkshire Medical Center Pittsfield, MA $58 $43 ★ 4/5 248 min 14.9%
Fairview Hospital Great Barrington, MA $58 $44 ★ 5/5 114 min 14.2%
North Adams Regional Hospital Corporation North Adams, MA $58 $41 153 min
The Shriners' Hospital for Children-Boston Boston, MA $65 $9
Massachusetts General Hospital Boston, MA $80 $77 ★ 5/5 283 min 14.3%
Brigham and Women's Hospital Boston, MA $80 $75 ★ 5/5 309 min 14.9%
Brigham and Women Faulkner Hospital Jamaica Plain, MA $80 $75 ★ 5/5 255 min 14.1%
Milford Regional Medical Center Milford, MA $85 $7 ★ 4/5 274 min 17.2%
Adcare Hospital of Worcester Inc Worcester, MA $111 $9 16.4%
St Vincent Hospital Worcester, MA $111 $9 ★ 2/5 220 min 14.8%

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 August 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)
$63
Cash / self-pay
$58
Insurer-negotiated
$16
Medicare pays
$7
$20$123
Median cash $58  ·  Medicare $7  ·  bar = typical cash range (10th–90th percentile)
Is this a fair price?
1× Medicarefair ≈2×5×+

Typical cash price here is $58 — about 8.7× the Medicare rate ($7). High vs Medicare. A fair cash price is usually within ~2× Medicare ($13).

💡 Asking for the cash price instead of the $63 list price could save about $5 (8%).

Estimate what you’ll pay
Quick fill:

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

By city

Magnesium blood test cost in other states

All Magnesium blood test prices (national) → · All hospitals in Massachusetts →