Magnesium blood test cost in Tennessee

Prices at 53 hospitals in Tennessee, from their machine-readable files. Here the median cash price is $21 — 59% below the US median ($51), roughly 3.1× the Medicare rate.

Lowest cash prices

HospitalLocationCashInsurerCMS ratingER waitReadmit
Saint Thomas Hospital for Spinal Surgery Nashville, TN $9 $12 14.0%
Hancock County Hospital Sneedville, TN $11 $35 106 min
Wellmont Bristol Regional Medical Center Bristol, TN $12 $7 ★ 2/5 192 min 15.8%
Wellmont Holston Valley Medical Center Kingsport, TN $12 $7 ★ 2/5 207 min 14.8%
Sycamore Shoals Hospital Elizabethton, TN $12 $7 ★ 2/5 154 min 15.0%
Hawkins County Memorial Hospital Rogersville, TN $12 $7 112 min 14.9%
Greeneville Community Hospital Greeneville, TN $12 $7 ★ 2/5 159 min 16.0%
Johnson City Medical Center Johnson City, TN $12 $7 ★ 1/5 208 min 15.5%
Indian Path Community Hospital Kingsport, TN $12 $7 147 min 14.5%
Franklin Woods Community Hospital Johnson City, TN $12 $7 ★ 3/5 176 min 14.2%
Johnson County Community Hospital Mountain City, TN $12 $7 126 min
Big South Fork Medical Center Oneida, TN $12 $40 168 min
Henderson County Community Hospital Lexington, TN $13 $7 150 min 15.0%
Haywood County Community Hospital Brownsville, TN $13 $7 130 min 15.4%
Baptist Memorial Hospital-Carroll County Huntingdon, TN $16 $10 ★ 4/5 118 min 15.1%
Baptist Memorial Hospital Memphis, TN $16 $10 ★ 3/5 174 min 15.4%
Baptist Memorial Hospital Tipton Covington, TN $16 $10 ★ 3/5 149 min 17.0%
Vanderbilt Bedford Hospital Shelbyville, TN $16 $10 ★ 4/5 123 min 13.6%
Vanderbilt Tullahoma-Harton Hospital Tullahoma, TN $16 $10 ★ 3/5 173 min 15.1%
Parkwest Medical Center Knoxville, TN $20 $9 ★ 3/5 259 min 14.9%
Methodist Hospitals of Memphis Memphis, TN $21 $7 ★ 3/5 237 min 15.3%
Cumberland Medical Center Crossville, TN $21 $8 ★ 4/5 201 min 15.1%
Morristown Hamblen Hospital Association Morristown, TN $21 $7 ★ 2/5 199 min 15.7%
Roane Medical Center Harriman, TN $21 $7 ★ 4/5 174 min 15.5%
Methodist Medical Center of Oak Ridge Oak Ridge, TN $21 $7 ★ 4/5 184 min 15.0%

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)
$79
Cash / self-pay
$21
Insurer-negotiated
$9
Medicare pays
$7
$12$140
Median cash $21  ·  Medicare $7  ·  bar = typical cash range (10th–90th percentile)
Is this a fair price?
1× Medicarefair ≈2×5×+

Typical cash price here is $21 — about 3.1× 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 $79 list price could save about $58 (74%).

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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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