Total tau cost at US hospitals
HC TOTAL TAU · CPT 84394
$19.04
lowest cash price
$312.50
national median
$2,578.00
highest cash price
395
hospitals with a published cash price
Middle half of hospitals (25th–75th percentile) against the full range. The same procedure varies $19.04–$2,578.00 — the variation is the story.
Median cash price over time
Sep 1, 2025 ($149.40) → Sep 1, 2026 ($312.00)
By state
| State | Hospitals | Lowest cash | Median | Highest |
|---|---|---|---|---|
| Alaska | 2 | not published by hospital | not published by hospital | not published by hospital |
| Arizona | 19 | $37.88 | $72.16 | $355.56 |
| Arkansas | 1 | $107.00 | $107.00 | $107.00 |
| California | 53 | $19.04 | $21.00 | $258.05 |
| Colorado | 17 | $102.38 | $148.83 | $293.00 |
| Florida | 79 | $72.80 | $297.70 | $1,320.00 |
| Georgia | 22 | $158.66 | $458.00 | $458.00 |
| Hawaii | 1 | $211.84 | $211.84 | $211.84 |
| Illinois | 44 | $64.28 | $392.00 | $511.20 |
| Indiana | 10 | $236.50 | $241.00 | $991.83 |
| Iowa | 15 | $64.28 | $64.28 | $183.95 |
| Kansas | 5 | not published by hospital | not published by hospital | not published by hospital |
| Kentucky | 15 | $54.60 | $339.00 | $991.83 |
| Louisiana | 1 | not published by hospital | not published by hospital | not published by hospital |
| Maine | 6 | $120.90 | $149.40 | $295.40 |
| Michigan | 17 | $177.91 | $177.91 | $448.00 |
| Minnesota | 9 | $483.84 | $592.70 | $609.62 |
| Missouri | 13 | $137.50 | $137.50 | $377.00 |
| Montana | 1 | not published by hospital | not published by hospital | not published by hospital |
| Nebraska | 1 | $276.46 | $276.46 | $276.46 |
| Nevada | 4 | $217.38 | $307.50 | $429.00 |
| New Hampshire | 1 | $342.95 | $342.95 | $342.95 |
| New Jersey | 1 | $85.32 | $85.32 | $85.32 |
| New Mexico | 1 | not published by hospital | not published by hospital | not published by hospital |
| New York | 19 | $31.80 | $35.95 | $230.00 |
| North Carolina | 14 | $605.00 | $605.00 | $605.00 |
| Ohio | 52 | $78.65 | $504.00 | $975.00 |
| Oklahoma | 4 | $137.50 | $137.50 | $538.85 |
| Oregon | 6 | not published by hospital | not published by hospital | not published by hospital |
| Pennsylvania | 11 | $56.40 | $194.40 | $1,120.80 |
| South Carolina | 12 | $544.20 | $569.40 | $844.00 |
| Tennessee | 28 | $50.14 | $51.15 | $1,012.50 |
| Texas | 104 | $208.33 | $600.00 | $2,578.00 |
| Virginia | 32 | $50.14 | $293.00 | $317.00 |
| Washington | 22 | $724.71 | $724.71 | $724.71 |
| West Virginia | 16 | $431.00 | $431.00 | $689.60 |
| Wisconsin | 27 | $48.36 | $312.50 | $468.60 |
| Wyoming | 4 | $189.42 | $277.36 | $299.92 |
All hospitals
| Hospital | Location | Cash price | Negotiated range |
|---|---|---|---|
| Aurora Sinai Medical Center of Aurora Health Care Metro | Milwaukee, WI | $312.50 | not published |
| Aurora Medical Center Summit | Summit, WI | $312.50 | not published |
| Aurora Medical Center Washington County | Hartford, WI | $312.50 | not published |
| Aurora West Allis Medical Center | West Allis, WI | $312.50 | not published |
| Advocate Christ Medical Center | Oak Lawn, IL | $312.50 | $218.13 – $500.00 |
| Advocate Condell Medical Center | Libertyville, IL | $312.50 | $246.25 – $500.00 |
| Advocate Good Samaritan Hospital | Downers Grove, IL | $312.50 | $218.13 – $500.00 |
| CJW Medical Center-Chippenham Hospital Campus | CHESTERFIELD, VA | $317.00 | $128.92 – $576.40 |
| HENRICO DOCTORS HOSPITAL | RICHMOND, VA | $317.00 | $128.92 – $544.94 |
| Mercy Gilbert Medical Center | Gilbert, AZ | $326.37 | $185.74 – $1,021.55 |
| HCA FLORIDA TRINITY HOSPITAL | TRINITY, FL | $332.00 | $128.92 – $175.33 |
| OSF Sacred Heart Medical Center – Urbana | Danville, IL | $333.00 | $128.92 – $131.50 |
| OSF Little Company of Mary Medical Center | Evergreen Park, IL | $333.00 | $128.92 – $239.79 |
| OSF Saint Anthony's Health Center | Alton, IL | $333.00 | $128.92 – $131.50 |
| OSF Saint Elizabeth Medical Center | Ottawa, IL | $333.00 | $128.92 – $131.50 |
| OSF St Joseph Medical Center | Bloomington, IL | $333.00 | $128.92 – $131.50 |
| OSF St Mary Medical Center | Galesburg, IL | $333.00 | $128.92 – $131.50 |
| OSF Healthcare Divine Mercy Continuing Care Hospital | Peoria, IL | $333.00 | not published |
| Jewish Hospital | Cincinnati, OH | $339.00 | not published |
| Anderson Hospital | Cincinnati, OH | $339.00 | not published |
| Clermont Hospital | Batavia, OH | $339.00 | not published |
| Kings Mills Hospital | Mason, OH | $339.00 | not published |
| Fairfield Hospital | Fairfield, OH | $339.00 | not published |
| Mercy West Hospital | Cincinnati, OH | $339.00 | not published |
| Lourdes Hospital | Paducah, KY | $339.00 | not published |
| St Ritas Medical Center | Lima, OH | $339.00 | not published |
| Lorain Hospital | Lorain, OH | $339.00 | not published |
| St Anne Hospital | Toledo, OH | $339.00 | not published |
| St Elizabeth Youngstown Hospital | Youngstown, OH | $339.00 | not published |
| St Elizabeth Boardman Hospital | Youngstown, OH | $339.00 | not published |
| St Joseph Warren Hospital | Warren, OH | $339.00 | not published |
| OSF Saint Anthony Medical Center | Rockford, IL | $339.00 | $128.92 – $451.22 |
| OSF Saint Francis Medical Center | Peoria, IL | $339.00 | $128.92 – $274.60 |
| Siena Hospital | Henderson, NV | $340.50 | $300.00 – $1,035.00 |
| MaineHealth - Memorial Hospital | North Conway, NH | $342.95 | $51.53 – $142.46 |
| Methodist Charlton Medical Center | Dallas, TX | $347.50 | $27.29 – $1,035.81 |
| Methodist Dallas Medical Center | Dallas, TX | $347.50 | $27.29 – $1,035.81 |
| Methodist Mansfield Medical Center | Mansfield, TX | $347.50 | $27.29 – $1,081.75 |
| Methodist Midlothian Medical Center | Midlothian, TX | $347.50 | $128.92 – $1,035.81 |
| Methodist Richardson Medical Center | Richardson, TX | $347.50 | $31.09 – $1,035.81 |
| Methodist Celina Medical Center | Celina, TX | $347.50 | $17.27 – $322.30 |
| Methodist Southlake Medical Center | Souhtlake, TX | $347.50 | $27.29 – $1,081.75 |
| Chandler Regional Medical Center | Chandler, AZ | $355.56 | $185.74 – $1,114.42 |
| Texas Health Presbyterian Hospital Dallas | Dallas, TX | $357.60 | $19.20 – $273.38 |
| Texas Health Harris Methodist Hospital Hurst-Euless-Bedford | Bedford, TX | $357.60 | $19.20 – $278.44 |
| UPMC Presbyterian | Pittsburgh, PA | $366.00 | $109.80 – $518.50 |
| Mercy Hospital Southeast | Cape Girardeau, MO | $377.00 | $126.47 – $463.08 |
| HCA FLORIDA PALMS WEST HOSPITAL | LOXAHATCHEE, FL | $386.96 | $127.63 – $779.97 |
| Northwestern Medicine Central DuPage Hospital | IL 60190, IL | $392.00 | not published |
| Northwestern Lake Forest Hospital DBA Northwestern Medicine Catherine Gratz Griffin Lake Forest Hospital | Lake Forest, IL | $392.00 | not published |