Lab tests CPT 83735 Inpatient — admitted to hospital

Magnesium test cost in Reed City, MI — inpatient

In Reed City, MI, 1 hospital lists a cash price for magnesium blood test as an inpatient: from $20.00 to $20.00, with a median of $20.00. Across Michigan, the median is $23.35 at 60 hospitals.

Cash prices at 1 facility for code 83735, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between — and —.

Lowest$20.00Corewell Health Reed City Hospital
Median$20.00half pay less
Highest$20.00in this market
Difference1.0×highest vs lowest

Hospitals, cheapest first

HospitalCash price List priceInsurers payOff listFile date
Corewell Health Reed City Hospital Reed City, MI Hc Assay Of Magnesium $20.00 $20.00 — — —
source file

Inpatient: lowest $20.00, median $20.00, highest $20.00.

As an outpatient, the same code is billed by 1 facility here, median $20.00 — that is the price to compare if you are not being admitted.

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.