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 |
|---|---|---|---|
| Adventhealth Zephyrhills | Zephyrhills, FL | not published | $25.21 – $58.46 |
| Adventhealth Wesley Chapel | Wesley Chapel, FL | not published | $25.21 – $55.97 |
| Adventhealth Redmond | Rome, GA | not published | $20.67 – $70.08 |
| Adventhealth Gordon | Calhoun, GA | not published | $24.71 – $49.97 |
| Adventhealth Central Texas | Killeen, TX | not published | $22.69 – $97.06 |
| AdventHealth Avista | Louisville, CO | not published | $24.71 – $46.64 |
| Ascension St. Francis Hospital, Inc. | Milwaukee, WI | not published | $25.21 – $106.23 |
| Ascension NE Wisconsin - Mercy Campus (Ascension NE Wisconsin, Inc.) | Oshkosh, WI | not published | $25.21 – $97.31 |
| Ascension Seton Edgar B. Davis (Ascension Seton) | Luling, TX | not published | $18.25 – $175.05 |
| Ascension Seton Cedar Park Hospital | Cedar Park, TX | not published | $18.25 – $175.05 |
| St Jude Medical Center | Fullerton, CA | not published | $10.70 – $50.42 |
| Providence Saint Joseph Medical Center | Burbank, CA | not published | $25.21 – $137.85 |
| AdventHealth Porter | Denver, CO | not published | $24.71 – $46.64 |
| hillcrest hospital | Mayfield Heights, OH | not published | $13.84 – $96.24 |
| Atrium Health Stanly | Albermarle, NC | not published | $25.71 – $29.62 |
| lutheran hospital | Cleveland, OH | not published | $12.64 – $96.24 |
| fairview hospital | Cleveland, OH | not published | $13.28 – $96.24 |
| euclid hospital | Euclid, OH | not published | $14.14 – $96.24 |
| cleveland clinic childrens hospital for rehabilitation | Cleveland, OH | not published | $22.53 – $26.09 |
| AdventHealth New Smyrna Beach | New Smyrna Beach, FL | not published | $23.95 – $55.07 |
| avon hospital | Avon, OH | not published | $13.80 – $96.24 |
| Atrium Health Pineville | Charlotte, NC | not published | $25.71 – $31.51 |
| Sanford Aberdeen Medical Center | Aberdeen, SD | not published | $23.95 – $26.47 |
| Sanford Fargo Medical Center | Fargo, ND | not published | $23.95 – $51.63 |
| Sanford Medical Center Bismarck | Bismarck, ND | not published | $23.95 – $51.63 |
| Atrium Health Mercy | Charlotte, NC | not published | $25.71 – $34.91 |
| Sanford Worthington Medical Center | Worthington, MN | not published | $23.95 – $26.47 |
| Sanford Bemidji Medical Center | Bemidji, MN | not published | $23.95 – $26.47 |
| Covenant Children's Hospital | Lubbock, TX | not published | $55.07 – $109.92 |
| Redwood Memorial Hospital | Fortuna, CA | not published | $276.06 – $276.06 |
| Healdsburg Hospital | Healdsburg, CA | not published | $25.21 – $109.87 |
| SSM Health St. Mary's Hospital - St. Louis | Richmond Heights, MO | not published | $25.21 – $97.06 |
| Swedish Issaquah | Issaquah, WA | not published | $22.69 – $118.49 |
| Providence St Joseph Hospital Eureka | Eureka, CA | not published | $25.21 – $275.42 |
| Queen of The Valley Medical Center | Napa, CA | not published | $25.21 – $242.87 |
| SSM Health St. Joseph Hospital - St. Charles | Saint Charles, MO | not published | $25.21 – $97.06 |
| Adventhealth Port Charlotte | Port Charlotte, FL | not published | $25.21 – $46.03 |
| Ascension Saint Thomas Midtown | Nashville, TN | not published | $9.08 – $91.42 |
| Uchicago Medicine Adventhealth La Grange | La Grange, IL | not published | $24.68 – $40.84 |
| Atrium Health Anson | Wadesboro, NC | not published | $25.71 – $29.62 |
| Orthopaedic Hospital of Wisconsin, LLC | Glendale, WI | not published | $24.45 – $42.19 |
| MercyOne Genesis Davenport West Medical Center | Davenport, IA | not published | $25.21 – $25.21 |
| Covenant Hospital Plainview | Plainview, TX | not published | $24.45 – $26.60 |
| Providence Little Company of Mary Med Center Torrance | Torrance, CA | not published | $25.21 – $136.86 |
| UnityPoint Health - Meriter Hospital | Madison, WI | not published | $15.13 – $36.62 |
| Advocate Good Samaritan Hospital | Downers Grove, IL | not published | $25.21 – $114.59 |
| Providence St Luke's Rehabilitation Medical Center | Spokane, WA | not published | $25.21 – $27.73 |
| Ascension Columbia St. Mary's Hospital - Milwaukee Campus (Columbia St. Mary's Hospital Milwaukee, Inc.) | Milwaukee, WI | not published | $25.21 – $103.15 |
| Providence Little Co of Mary Med Center San Pedro | San Pedro, CA | not published | $25.21 – $62.84 |
| SSM Health St. Mary's Hospital - Madison | Madison, WI | not published | $18.91 – $191.47 |