Hospitals report these codes with terse, inconsistent chargemaster text. This plain-English title was written by an AI model from that text and has not been reviewed by a person, so it can be wrong. The prices on this page come straight from hospital filings and do not depend on it.
Original text from hospital filings
PROTEIN S, FREE - REF
Duluth, MN
See all hospitals reporting CPT 85306 →Price type
Essentia Health Duluth’s median price of $90 is 228% above the median hospital's median price ($27), higher than 80% of the 2,595 hospitals reporting CPT 85306. The highlighted bar is where this hospital falls; shaded is the middle 50% of hospitals.
Negotiated rates from the hospital’s own file: 8 payers, 34 plan rates. A facility fee, a professional fee, a per diem and a case rate are different bills, so each is listed on its own. Open a payer to see it across hospitals.
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| # | |||||||
|---|---|---|---|---|---|---|---|
| 1 | Blue Cross Blue Shield bcbs mn facility · fee schedule · outpatient | $15 | $15 | — | — | — | $15 – $15 |
| 2 | Blue Cross Blue Shield medicare facility · fee schedule · outpatient | $15 | $15 | — | — | — | $15 – $15 |
| 3 | Healthpartners medicare facility · fee schedule · outpatient | $15 | $15 | — | — | — | $15 – $15 |
| 4 | Medica medicare facility · fee schedule · outpatient | $15 | $15 | — | — | — | $15 – $15 |
| 5 | Ucare medicare facility · fee schedule · outpatient | $15 | $15 | — | — | — | $15 – $15 |
| 6 | UnitedHealthcare medicare facility · fee schedule · outpatient | $15 | $15 | — | — | — | $15 – $15 |
| 7 | Blue Cross Blue Shield commercial facility · fee schedule · outpatient | $31 | $31 | — | — | — | $31 – $31 |
| 8 | Sanford Health Plan commercia-ndpers facility · fee schedule · outpatient | $49 | $49 | — | — | — | $49 – $49 |
| 9 | Sanford Health Plan commercial facility · fee schedule · outpatient | $52 | $52 | — | — | — | $52 – $52 |
| 10 | Medica medicaid facility · percent of total billed charges · outpatientfrom % of charges | $66 | $66 | — | — | — | $66 – $66 |
| 11 | Healthpartners medicaid facility · percent of total billed charges · outpatientfrom % of charges | $79 | $79 | — | — | — | $79 – $79 |
| 12 | Blue Cross Blue Shield medicaid facility · percent of total billed charges · outpatientfrom % of charges | $82 | $82 | — | — | — | $82 – $82 |
| 13 | Blue Cross Blue Shield shp facility · percent of total billed charges · inpatientfrom % of charges | $82 | $82 | — | — | — | $82 – $82 |
| 14 | Blue Cross Blue Shield shp facility · percent of total billed charges · outpatientfrom % of charges | $82 | $82 | — | — | — | $82 – $82 |
| 15 | Sanford Health Plan commercia-ndpers facility · percent of total billed charges · inpatientfrom % of charges | $85 | $85 | — | — | — | $85 – $85 |
| 16 | Sanford Health Plan commercia-ndpers facility · percent of total billed charges · outpatientfrom % of charges | $85 | $85 | — | — | — | $85 – $85 |
| 17 | Blue Cross Blue Shield bcbs mn facility · percent of total billed charges · outpatientfrom % of charges | $90 | $90 | — | — | — | $90 – $90 |
| 18 | Sanford Health Plan commercial facility · percent of total billed charges · inpatientfrom % of charges | $90 | $90 | — | — | — | $90 – $90 |
| 19 | Sanford Health Plan commercial facility · percent of total billed charges · outpatientfrom % of charges | $90 | $90 | — | — | — | $90 – $90 |
| 20 | Medica commercial-fi facility · percent of total billed charges · outpatientfrom % of charges | $110 | $110 | — | — | — | $110 – $110 |
| 21 | Medica commercial-si facility · percent of total billed charges · outpatientfrom % of charges | $113 | $113 | — | — | — | $113 – $113 |
| 22 | Medica commercial facility · percent of total billed charges · outpatientfrom % of charges | $116 | $116 | $6 | 5% | — | $110 – $122 |
| 23 | Blue Cross Blue Shield medicaid facility · percent of total billed charges · inpatientfrom % of charges | $119 | $119 | — | — | — | $119 – $119 |
| 24 | Ucare commercial facility · percent of total billed charges · inpatientfrom % of charges | $131 | $131 | — | — | — | $131 – $131 |
| 25 | Ucare commercial facility · percent of total billed charges · outpatientfrom % of charges | $131 | $131 | — | — | — | $131 – $131 |
Last updated: Jan 1, 2026
See Free protein S clotting blood test pricing across every hospital in the network reporting it, or ask Claude or any MCP client directly — see how to connect.