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
CHG ASSAY OF THROMBOXANE METABOLITE W/WO THROMBOXANE, URINE
Cedar Rapids, IA
See all hospitals reporting CPT 84431 →Price type
St Luke's Methodist Hospital’s median price of $36 is 3% below the median hospital's median price ($37), higher than 39% of the 1,420 hospitals reporting CPT 84431. The highlighted bar is where this hospital falls; shaded is the middle 50% of hospitals.
Negotiated rates from the hospital’s own file: 6 payers, 17 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 hmo fee schedule · both | $21 | $21 | — | — | — | $21 – $21 |
| 2 | UnitedHealthcare ppo fee schedule · both | $21 | $21 | — | — | — | $21 – $21 |
| 3 | Aetna hmo fee schedule · both | $32 | $32 | — | — | — | $32 – $32 |
| 4 | Aetna ppo fee schedule · both | $32 | $32 | — | — | — | $32 – $32 |
| 5 | UnitedHealthcare hmo fee schedule · outpatient | $35 | $35 | — | — | — | $35 – $35 |
| 6 | UnitedHealthcare ppo fee schedule · outpatient | $35 | $35 | — | — | — | $35 – $35 |
| 7 | Wellmark commercial fee schedule · both | $35 | $35 | — | — | — | $35 – $35 |
| 8 | Wellmark hmo fee schedule · both | $35 | $35 | — | — | — | $35 – $35 |
| 9 | Wellmark ppo fee schedule · both | $35 | $35 | — | — | — | $35 – $35 |
| 10 | Aetna medicare advantage case rate · outpatient | $36 | $36 | — | — | — | $36 – $36 |
| 11 | Molina medicare advantage case rate · outpatient | $36 | $36 | — | — | — | $36 – $36 |
| 12 | Wellmark medicare advantage case rate · outpatient | $36 | $36 | — | — | — | $36 – $36 |
| 13 | Humana medicare advantage case rate · outpatient | $37 | $37 | — | — | — | $37 – $37 |
| 14 | UnitedHealthcare medicare advantage case rate · outpatient | $37 | $37 | — | — | — | $37 – $37 |
| 15 | Cigna commercial fee schedule · both | $46 | $46 | — | — | — | $46 – $46 |
| 16 | Aetna hmo fee schedule · outpatient | $65 | $65 | — | — | — | $65 – $65 |
| 17 | Aetna ppo fee schedule · outpatient | $65 | $65 | — | — | — | $65 – $65 |
Last updated: Jan 28, 2026
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