CK (creatine kinase) test cost in Grand Forks, ND
In Grand Forks, ND-MN, 4 hospitals list a cash price for creatine kinase (CK) blood test, total: from $22.00 to $102.00, with a median of $60.27. The lowest listed price is at Northwood Deaconess Health Center — $38.27 less than the median here. Across North Dakota, the median is $46.00 at 27 hospitals.
Cash prices at 4 facilities across 4 cities for code 82550, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 29, 2026; the hospital files themselves were last updated between Jan 1, 2026 and Aug 3, 2026.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Grand Forks, ND-MN.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Northwood Deaconess Health Center lowest Northwood, ND · (701) 587-6060 ND82550 - DERM ACTUTANE PANEL | $22.00 | $28.00 | $28.00–$22.00 | 21% | — source file |
| Northwood Deaconess Health Center Northwood, ND · (701) 587-6060 ND CREATININE KINASE (CK) (CPK) | $54.00 | $68.00 | $68.00–$54.00 | 21% | — source file |
| Altru Hospital Grand Forks, ND · (701) 780-5000 HC CK (CREATINE KINASE),TOTAL | $55.51 | $91.00 | — | 39% | Mar 1, 2026 source file |
| Altru Hospital Grand Forks, ND · (701) 780-5000 CHG CREATINE KINASE TOTAL | $55.51 | $91.00 | — | 39% | Mar 1, 2026 source file |
| Essentia Health Fosston Fosston, MN · (218) 435-1133 ASSAY OF CK (CPK) | $65.03 | $88.00 | $34.23–$79.64 | 26% | Jan 1, 2026 source file |
| North Valley Health Center Warren, MN · (218) 745-4211 Creatine kinase (cardiac enzyme) level, total | $102.00 | $102.00 | $40.80–$96.96 | — | Aug 3, 2026 source file |
Outpatient: lowest $22.00, median $60.27, highest $102.00 — a 4.6× difference within the same market.
As an inpatient, the same code is billed by 3 facilities here, median $55.51. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.
Cash or insurance?
At 1 of 3 hospitals that publish insurer rates for this code here, the cash price is below the highest rate a health plan has negotiated, and at 1 it is 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 creatine kinase (CK) test measures an enzyme released when muscle is damaged. It is used for muscle pain or weakness, after crush injuries or extreme exercise, and in people on statins with muscle symptoms.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.