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
HC ASSAY OF THYROXINE BNDNG GLOBULIN (TBG)
Based on 414–1,980 billing samples across every hospital reporting.
Low
$4
Average
$60
Median
$36
High
$1.6k
Filter by billing methodology
Showing prices across every billing methodology. Pick one in the filter above to narrow the chart. 2245 hospitals; the 90th percentile is 7.3× the 10th. Each bar is a price range and its height is how many hospitals fall in it. Hover a bar, or a row in the ladder, for details.
Click a bar to filter the hospitals table to that price range.
| # | Hospital | ||||||
|---|---|---|---|---|---|---|---|
| 1 | Boston Children's Hospital Boston, MA | $41 | $43 | $19 | 43% | 174 | $26 – $153 |
| 2 | Northwestern Medicine Central DuPage Hospital Winfield, IL | $70 | $117 | $107 | 92% | 72–126 | $8 – $363 |
| 3 | OU Health - University of Oklahoma Medical Center Oklahoma City, OK | $15 | $49 | $111 | 225% | 27–270 | $13 – $448 |
| 4 | Stony Brook University Hospital Stony Brook, NY | $15 | $265 | $998 | 377% | 6–60 | $8 – $4.3k |
| 5 | Appalachian Regional Healthcare, Inc. Liberty, KY | $87 | $179 | $115 | 64% | 4–40 | $84 – $351 |
| 6 | Public Hospital Dis No 1 Skagit dba Skagit Valley Hospital Vernon, WA | $60 | $86 | $120 | 139% | 4–40 | $15 – $498 |
| 7 | Samaritan Hospital Troy, NY | $54 | $56 | $35 | 63% | 4–40 | $9 – $164 |
| 8 | Brigham and Women's Hospital Boston, MA | $145 | $127 | $45 | 35% | 3–30 | $66 – $171 |
| 9 | Salem Hospital Salem, MA | $74 | $81 | $12 | 14% | 3–30 | $72 – $97 |
| 10 | Tanner Medical Center - Carrollton Carrollton, GA | $15 | $17 | $4 | 24% | 3–30 | $15 – $27 |
Ask Claude or any MCP client for CPT 84442 pricing at a specific hospital — see how to connect.