Lab tests CPT 83735 Maryland Outpatient

Magnesium test cost in Maryland

In Maryland, 6 hospitals publish a cash price for magnesium blood test: from $9.60 to $22.17, with a median of $17.62. The lowest price is at UPMC Western Maryland (Cumberland). The highest price is 2.3× the lowest.

Outpatient cash prices, one line per hospital — its lowest listed price for code 83735. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 23, 2026.

Lowest$9.60UPMC Western Maryland
Median$17.62half pay less
Highest$22.17in Maryland
Lowest saves$8.02vs the median

Hospitals in Maryland, cheapest first

HospitalCash price List priceFile date
UPMC Western Maryland lowest Cumberland · Cumberland, MD-WV MAGNESIUM, RBC $9.60 $16.00 —
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Greater Baltimore Medical Center Towson · Baltimore-Columbia-Towson, MD HC Magnesium $13.13 $13.40 —
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TidalHealth Peninsula Salisbury · Salisbury, MD HC MAGNESIUM $16.46 $16.80 —
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Atlantic General Hospital Berlin · Ocean Pines, MD Magnesium $18.78 $18.78 —
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Mercy Medical Center Baltimore · Baltimore-Columbia-Towson, MD HC ASSAY OF MAGNESIUM $19.24 $19.63 —
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Mt. Washington Pediatric Hospital Baltimore · Baltimore-Columbia-Towson, MD MAGNESIUM $22.17 $22.62 —
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By metro area

Each metro page compares every listing, including prices for both sides of the body.

Metro areaHospitals LowestMedian
Baltimore-Columbia-Towson, MD 3 $13.13 $19.24
Cumberland, MD-WV 1 $9.60 $9.60
Ocean Pines, MD 1 $18.78 $18.78
Salisbury, MD 1 $16.46 $16.46

What it is

A magnesium test measures the level of magnesium in the blood. Doctors order it for muscle cramps or weakness, an irregular heartbeat, low potassium or calcium that does not correct, and for people on diuretics, long-term acid-reducing drugs or with kidney disease.

What the price covers

The price usually covers running the test. The blood draw (36415) is often billed as a separate line.

Magnesium blood test in other states

Median cash price across the state's hospitals.