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
DARK FIELD EXAM W/O COLLJ
Chicago, IL
See all hospitals reporting CPT 87166 →Price type
Advocate Trinity Hospital’s median price of $19 is 63% above the median hospital's median price ($12), higher than 83% of the 1,363 hospitals reporting CPT 87166. The highlighted bar is where this hospital falls; shaded is the middle 50% of hospitals.
Negotiated rates from the hospital’s own file: 7 payers, 9 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 | UnitedHealthcare commercial fee schedule · outpatient | $11 | $11 | — | — | — | $11 – $11 |
| 2 | UnitedHealthcare hmo fee schedule · outpatient | $11 | $11 | — | — | — | $11 – $11 |
| 3 | Ambetter medicare advantage case rate · outpatient | $16 | $16 | — | — | — | $16 – $16 |
| 4 | Molina medicare advantage case rate · outpatient | $16 | $16 | — | — | — | $16 – $16 |
| 5 | Oscar medicare advantage case rate · outpatient | $17 | $17 | — | — | — | $17 – $17 |
| 6 | Cigna commercial fee schedule · outpatient | $52 | $52 | — | — | — | $52 – $52 |
| 7 | Blue Cross Blue Shield commercial fee schedule · outpatient | $56 | $56 | $2 | 4% | — | $54 – $58 |
| 8 | Blue Cross Blue Shield ppo fee schedule · outpatient | $61 | $61 | — | — | — | $61 – $61 |
| 9 | Aetna commercial fee schedule · outpatient | $61 | $61 | — | — | — | $61 – $61 |
Last updated: Nov 4, 2025
See Dark field microscopy exam without sample collection pricing across every hospital in the network reporting it, or ask Claude or any MCP client directly — see how to connect.