Lab tests CPT 84132 Inpatient — admitted to hospital

Potassium test cost in Mount Airy, NC — inpatient

In Mount Airy, NC, 2 hospitals list a cash price for potassium blood test as an inpatient: from $8.00 to $13.60, with a median of $10.80. The lowest listed price is at Hugh Chatham Memorial Hospital — $2.80 less than the median here. Across North Carolina, the median is $39.30 at 68 hospitals.

Cash prices at 2 facilities across 2 cities for code 84132, as an inpatient (admitted to hospital) . Collected Sep 29, 2026; the hospital files themselves were last updated between Jul 16, 2026 and Jul 16, 2026.

Lowest$8.00Hugh Chatham Memorial Hospital
Median$10.80half pay less
Highest$13.60in this market
Difference1.7×highest vs lowest

Where each hospital's price falls

Each dot is one hospital's cash price on a scale from the lowest to the highest in Mount Airy, NC.

median
Lowest $8.00Highest $13.60

Hospitals, cheapest first

HospitalCash price List priceInsurers payOff listFile date
Hugh Chatham Memorial Hospital lowest Elkin, NC · (336) 527-7000 HC ASSAY OF SERUM POTASSIUM $8.00 $16.00 $7.09–$14.72 50% Jul 16, 2026
source file
Northern Regional Hospital Mount Airy, NC · (336) 719-7000 Potassium; Serum $13.60 $20.00 $4.66–$29.03 32% —
source file
Northern Regional Hospital Mount Airy, NC · (336) 719-7000 Potassium (OB-Outr) $13.60 $20.00 $4.66–$29.03 32% —
source file

Inpatient: lowest $8.00, median $10.80, highest $13.60 — a 1.7× difference within the same market.

As an outpatient, the same code is billed by 2 facilities here, median $10.80 — that is the price to compare if you are not being admitted.

Cash or insurance?

At 2 of 2 hospitals that publish insurer rates for this code here, the cash price is below the highest rate a health plan has negotiated, and at none is it below every plan's rate. If you have insurance but have not met your deductible, you usually pay your plan's negotiated rate, which falls somewhere in the "Insurers pay" column. Paying cash can cost less, but a cash payment usually does not count toward your deductible. Ask the hospital for both numbers before you book.

What it is

A potassium test measures the level of potassium in the blood. Doctors check it for people on diuretics or blood pressure drugs, with kidney disease, an irregular heartbeat, or vomiting and diarrhea.

What the price covers

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