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
84439 - ASSAY OF FREE THYROXINE
Rock, AR
See all hospitals reporting CPT 84439 →Price type
Baptist Health Medical Center - Little Rock’s median price of $13 is 25% below the median hospital's median price ($17), higher than 37% of the 2,631 hospitals reporting CPT 84439. 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, 7 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.
Filter by billing methodology
Filter by billing class
| # | ||||
|---|---|---|---|---|
| 1 | Humana all fee schedule · outpatient | $9.11 | $9.11 | $9.11 – $9.11 |
| 2 | UnitedHealthcare all fee schedule · outpatient | $9.18 | $9.18 | $9.02 – $9.33 |
| 3 | WellCare all fee schedule · outpatient | $9.60 | $9.60 | $9.60 – $9.60 |
| 4 | Blue Cross Blue Shield all fee schedule · outpatient | $11.31 | $10.68 | $9.20 – $11.54 |
| 5 | Ambetter all fee schedule · outpatient | $14.81 | $14.81 | $14.81 – $14.81 |
| 6 | Caresource all fee schedule · outpatient | $15.96 | $15.96 | $15.96 – $15.96 |
| 7 | Cigna all fee schedule · outpatient | $16.82 | $16.82 | $16.82 – $16.82 |
Last updated: Apr 1, 2026
See Free thyroxine blood test pricing across every hospital in the network reporting it, or ask Claude or any MCP client directly — see how to connect.