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 |
|---|---|---|---|
| ADVENTIST HEALTH CLEARLAKE HOSPITAL | Clearlake, CA | $37.44 | $26.22 – $275.21 |
| Community Hospital San Bernardino | San Bernardino, CA | $43.80 | $22.40 – $150.05 |
| St. Mary Medical Center | Long Beach, CA | $48.16 | $25.21 – $150.05 |
| Stephens Memorial Hospital | Norway, ME | $53.25 | $20.77 – $50.59 |
| CHI Saint Joseph Health - Flaget Memorial Hospital | Bardstown, KY | $59.40 | $20.01 – $127.40 |
| UnityPoint Health - Allen Hospital | Waterloo, IA | $64.00 | $15.13 – $36.62 |
| UnityPoint Health - Finley Hospital | Dubuque, IA | $64.00 | $3.50 – $36.62 |
| UnityPoint Health - Grinnell Regional Medical Center | Grinnell, IA | $64.00 | $12.70 – $26.47 |
| UnityPoint Health - Iowa Lutheran Hospital | Des Moines, IA | $64.00 | $10.53 – $36.62 |
| UnityPoint Health - Jones Regional Medical Center | Anamosa, IA | $64.00 | $15.13 – $35.64 |
| UnityPoint Health - Marshalltown | Marshalltown, IA | $64.00 | $14.06 – $32.06 |
| UnityPoint Health - St. Lukes Downtown | Sioux City, IA | $64.00 | $10.45 – $36.62 |
| UnityPoint Health - Trinity Bettendorf | Bettendorf, IA | $64.00 | $14.06 – $40.34 |
| UnityPoint Health - Trinity Moline | Rock Island, IL | $64.00 | $3.50 – $40.34 |
| UnityPoint Health - Trinity Muscatine | Muscatine, IA | $64.00 | $3.50 – $40.34 |
| UnityPoint Health - Trinity Regional Medical Center | Fort Dodge, IA | $64.00 | $15.13 – $36.62 |
| UnityPoint Health - St. Luke's Hospital | Cedar Rapids, IA | $64.00 | $13.42 – $36.62 |
| Virginia Mason Medical Center | Seattle, WA | $67.32 | $17.65 – $78.80 |
| Pen Bay Medical Center | Rockport, ME | $74.95 | $25.21 – $70.45 |
| Mid Coast Hospital | Brunswick, ME | $74.95 | $12.69 – $70.45 |
| Waldo County General Hospital | Belfast, ME | $91.75 | $25.21 – $86.43 |
| cleveland clinic main campus | Cleveland, OH | $113.10 | $1.10 – $156.60 |
| akron general | Akron, OH | $113.10 | $0.95 – $156.60 |
| lodi hospital | Lodi, OH | $113.10 | $12.12 – $156.60 |
| Central Medical Center | Seattle, WA | $113.60 | $20.00 – $20.00 |
| cleveland clinic florida weston hospital | Weston, FL | $114.40 | $5.78 – $149.60 |
| martin north hospital | Stuart, FL | $114.40 | $6.08 – $132.00 |
| Trinity Medical Center East | Steubenville, OH | $118.53 | $11.62 – $160.13 |
| Lourdes Hospital | Paducah, KY | $139.20 | not published |
| Northwestern Medicine Central DuPage Hospital | IL 60190, IL | $142.10 | not published |
| Northwestern Lake Forest Hospital DBA Northwestern Medicine Catherine Gratz Griffin Lake Forest Hospital | Lake Forest, IL | $142.10 | not published |
| Northwestern Medicine Delnor Hospital | Geneva, IL | $142.10 | not published |
| Northwestern Medicine Kishwaukee Hospital | DeKalb, IL | $142.10 | not published |
| Northwestern Medicine Marianjoy Rehabilitation Hospital | Wheaton, IL | $142.10 | not published |
| Northwestern Medicine Palos Hospital | Palos Heights, IL | $142.10 | not published |
| Northwestern Medicine McHenry Hospital | McHenry, IL | $142.10 | not published |
| Northwestern Memorial Hospital | Chicago, IL | $142.10 | not published |
| Moanalua Medical Center | HONOLULU, HI | $143.25 | $25.00 – $25.00 |
| West Virginia University Hospitals | Morgantown, WV | $143.50 | $14.00 – $106.80 |
| Boca Raton Regional Hospital | BOCA RATON, FL | $170.30 | $25.21 – $171.09 |
| UPMC Magee | Pittsburgh, PA | $178.20 | $15.40 – $51.70 |
| Orange County Anaheim Medical Center | Anaheim, CA | $190.84 | $17.00 – $17.00 |
| Baldwin Park Medical Center | BALDWIN PARK, CA | $190.84 | $17.00 – $17.00 |
| Downey Medical Center | Downey, CA | $190.84 | $17.00 – $17.00 |
| San Bernardino - Fontana Medical Center | FONTANA, CA | $190.84 | $17.00 – $17.00 |
| Riverside Medical Center | RIVERSIDE, CA | $190.84 | $17.00 – $17.00 |
| South Bay Medical Center | HARBOR CITY, CA | $190.84 | $17.00 – $17.00 |
| San Marcos Medical Center | SAN MARCOS, CA | $190.84 | $17.00 – $17.00 |
| West Los Angeles Medical Center | LOS ANGELES, CA | $190.84 | $17.00 – $17.00 |
| Woodland Hills Medical Center | WOODLAND HILLS, CA | $190.84 | $17.00 – $17.00 |