Insulin test cost in Duluth, MN — inpatient
In Duluth, MN-WI, 5 hospitals list a cash price for insulin blood test as an inpatient: from $34.43 to $96.29, with a median of $54.78. The lowest listed price is at Range Regional Health Services — $20.35 less than the median here. Across Minnesota, the median is $54.04 at 50 hospitals.
Cash prices at 5 facilities across 2 cities for code 83525, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Jan 1, 2026 and Apr 1, 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 Duluth, MN-WI.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Range Regional Health Services lowest Hibbing, MN · (218) 362-6730 HC INSULIN | $34.43 | $81.00 | $36.86–$80.60 | 57% | Jan 29, 2026 source file |
| Essentia Health St. Mary's Children's Hospital Duluth, MN ASSAY OF INSULIN TOTAL | $54.78 | $83.00 | $35.60–$71.38 | 34% | Jan 1, 2026 source file |
| Essentia Health St. Mary's Medical Center Duluth, MN · (218) 786-3574 ASSAY OF INSULIN TOTAL | $54.78 | $83.00 | $35.60–$71.38 | 34% | Jan 1, 2026 source file |
| Essentia Health Duluth Duluth, MN · (218) 786-2652 ASSAY OF INSULIN TOTAL | $54.78 | $83.00 | $34.33–$71.38 | 34% | Jan 1, 2026 source file |
| Aspirus St. Luke’s Hospital Duluth, MN · (218) 249-2449 ASSAY OF INSULIN TOTAL | $96.29 | $177.00 | — | 46% | Apr 1, 2026 source file |
| Aspirus St. Luke’s Hospital Duluth, MN · (218) 249-2449 Fac Assay of Insulin | $96.29 | $177.00 | — | 46% | Apr 1, 2026 source file |
Inpatient: lowest $34.43, median $54.78, highest $96.29 — a 2.8× difference within the same market.
As an outpatient, the same code is billed by 9 facilities here, median $54.78 — that is the price to compare if you are not being admitted.
Cash or insurance?
At 4 of 4 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
An insulin test measures insulin in the blood. It is used to investigate low blood sugar and sometimes to estimate insulin resistance.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.