Assay of silica cost at US hospitals
Assay of silica · CPT 84285
$7.28
lowest cash price
$113.10
national median
$581.75
highest cash price
147
hospitals with a published cash price
Middle half of hospitals (25th–75th percentile) against the full range. The same procedure varies $7.28–$581.75 — the variation is the story.
Median cash price over time
Sep 1, 2025 ($74.95) → Sep 1, 2026 ($25.21)
By state
| State | Hospitals | Lowest cash | Median | Highest |
|---|---|---|---|---|
| Alaska | 2 | not published by hospital | not published by hospital | not published by hospital |
| California | 62 | $7.28 | $190.84 | $239.12 |
| Colorado | 13 | not published by hospital | not published by hospital | not published by hospital |
| Florida | 71 | $114.40 | $114.40 | $170.30 |
| Georgia | 23 | not published by hospital | not published by hospital | not published by hospital |
| Hawaii | 1 | $143.25 | $143.25 | $143.25 |
| Illinois | 39 | $64.00 | $142.10 | $199.10 |
| Indiana | 25 | not published by hospital | not published by hospital | not published by hospital |
| Iowa | 12 | $64.00 | $64.00 | $64.00 |
| Kansas | 10 | not published by hospital | not published by hospital | not published by hospital |
| Kentucky | 4 | $59.40 | $59.40 | $139.20 |
| Louisiana | 6 | not published by hospital | not published by hospital | not published by hospital |
| Maine | 7 | $53.25 | $74.95 | $244.30 |
| Michigan | 26 | $12.22 | $34.79 | $34.79 |
| Minnesota | 2 | not published by hospital | not published by hospital | not published by hospital |
| Missouri | 14 | not published by hospital | not published by hospital | not published by hospital |
| Montana | 2 | not published by hospital | not published by hospital | not published by hospital |
| New Hampshire | 1 | $261.65 | $261.65 | $261.65 |
| New Jersey | 21 | $25.21 | $27.73 | $27.73 |
| New Mexico | 3 | not published by hospital | not published by hospital | not published by hospital |
| New York | 18 | $25.21 | $25.21 | $25.21 |
| North Carolina | 14 | not published by hospital | not published by hospital | not published by hospital |
| North Dakota | 2 | not published by hospital | not published by hospital | not published by hospital |
| Ohio | 46 | $113.10 | $354.25 | $581.75 |
| Oklahoma | 9 | not published by hospital | not published by hospital | not published by hospital |
| Oregon | 8 | not published by hospital | not published by hospital | not published by hospital |
| Pennsylvania | 3 | $178.20 | $194.40 | $266.40 |
| South Carolina | 9 | not published by hospital | not published by hospital | not published by hospital |
| South Dakota | 2 | not published by hospital | not published by hospital | not published by hospital |
| Tennessee | 23 | not published by hospital | not published by hospital | not published by hospital |
| Texas | 84 | not published by hospital | not published by hospital | not published by hospital |
| Virginia | 26 | $235.50 | $235.50 | $235.50 |
| Washington | 23 | $67.32 | $67.32 | $113.60 |
| West Virginia | 1 | $143.50 | $143.50 | $143.50 |
| Wisconsin | 30 | not published by hospital | not published by hospital | not published by hospital |
All hospitals
| Hospital | Location | Cash price | Negotiated range |
|---|---|---|---|
| Panorama Medical Center | PANORAMA CITY, CA | $190.84 | $17.00 – $17.00 |
| San Diego Clairemont Mesa Medical Center | SAN DIEGO, CA | $190.84 | $17.00 – $17.00 |
| Los Angeles Sunset Medical Center | LOS ANGELES, CA | $190.84 | $17.00 – $17.00 |
| Moreno Valley Medical Center | MORENO VALLEY, CA | $190.84 | $17.00 – $17.00 |
| UPMC Passavant-McCandless | Pittsburgh, PA | $194.40 | $15.40 – $51.70 |
| SSM Health St. Mary's Hospital - Centralia | Centralia, IL | $199.10 | $25.21 – $26.47 |
| SSM Health Good Samaritan Hospital - Mt. Vernon | Mount Vernon, IL | $199.10 | $25.21 – $26.47 |
| Franklin Memorial Hospital | Farmington, ME | $210.35 | $25.21 – $197.73 |
| Berger Hospital | Circleville, OH | $234.65 | $25.21 – $25.21 |
| Southeastern Medical Center | Cambridge, OH | $234.65 | $25.21 – $26.22 |
| Inova Alexandria Hospital | Alexandria, VA | $235.50 | $14.43 – $296.31 |
| Inova Fairfax Hospital | Falls Church, VA | $235.50 | $14.43 – $296.31 |
| Inova Fair Oaks Hospital | VA 22033-1709, VA | $235.50 | $14.43 – $296.31 |
| Inova Loudoun Hospital | Leesburg, VA | $235.50 | $14.43 – $296.31 |
| Inova Mount Vernon Hospital | Alexandria, VA | $235.50 | $14.43 – $296.31 |
| Redwood City Medical Center | Redwood City, CA | $239.12 | $24.00 – $24.00 |
| Oakland Medical Center | Oakland, CA | $239.12 | $24.00 – $24.00 |
| Sacramento Medical Center | SACRAMENTO, CA | $239.12 | $24.00 – $24.00 |
| San Leandro Medical Center | SAN LEANDRO, CA | $239.12 | $24.00 – $24.00 |
| Santa Clara Medical Center | SANTA CLARA, CA | $239.12 | $24.00 – $24.00 |
| San Rafael Medical Center | SAN RAFAEL, CA | $239.12 | $24.00 – $24.00 |
| Santa Rosa Medical Center | SANTA ROSA, CA | $239.12 | $24.00 – $24.00 |
| South San Francisco Medical Center | SOUTH SAN FRANCISCO, CA | $239.12 | $24.00 – $24.00 |
| South Sacramento Medical Center | SACRAMENTO, CA | $239.12 | $24.00 – $24.00 |
| Vacaville Medical Center | VACAVILLE, CA | $239.12 | $24.00 – $24.00 |
| Walnut Creek Medical Center | WALNUT CREEK, CA | $239.12 | $24.00 – $24.00 |
| Vallejo Medical Center | VALLEJO, CA | $239.12 | $24.00 – $24.00 |
| Antioch Medical Center | ANTIOCH, CA | $239.12 | $24.00 – $24.00 |
| Fremont Medical Center | FREMONT, CA | $239.12 | $24.00 – $24.00 |
| Fresno Medical Center | FRESNO, CA | $239.12 | $24.00 – $24.00 |
| Roseville Medical Center | ROSEVILLE, CA | $239.12 | $24.00 – $24.00 |
| San Jose Medical Center | SAN JOSE, CA | $239.12 | $24.00 – $24.00 |
| San Francisco Medical Center | SAN FRANCISCO, CA | $239.12 | $24.00 – $24.00 |
| Lincoln Health | Damariscotta, ME | $244.30 | $25.21 – $229.64 |
| MaineHealth - Memorial Hospital | North Conway, NH | $261.65 | $11.62 – $53.72 |
| UPMC Muncy | Muncy, PA | $266.40 | $15.40 – $26.65 |
| O'Bleness Hospital | Athens, OH | $300.30 | $25.21 – $25.46 |
| Marion General Hospital | Marion, OH | $332.15 | $25.21 – $26.22 |
| Grady Memorial Hospital | Delaware, OH | $354.25 | $25.21 – $26.22 |
| Riverside Methodist Hospital | Columbus, OH | $372.45 | $25.21 – $94.54 |
| Dublin Methodist Hospital | Dublin, OH | $372.45 | $25.21 – $94.54 |
| Grant Medical Center | Columbus, OH | $372.45 | $25.21 – $94.54 |
| Doctors Hospital | Columbus, OH | $372.45 | $25.21 – $94.54 |
| Mansfield Hospital | Mansfield, OH | $425.10 | $25.21 – $26.22 |
| Shelby Hospital | Shelby, OH | $425.10 | not published |
| Van Wert Hospital | Van Wert, OH | $480.35 | $25.21 – $25.71 |
| Hardin Memorial Hospital | Kenton, OH | $581.75 | not published |
| RESEARCH PSYCHIATRIC CENTER | Kansas City, MO | not published | $10.69 – $52.03 |
| RESEARCH MEDICAL CENTER | Kansas City, MO | not published | $10.48 – $52.03 |
| MultiCare Deaconess Hospital | Spokane, WA | not published | $7.50 – $45.71 |