Assay of interleukin-6 (il-6) cost at US hospitals
HC ASSAY OF INTERLEUKIN-6 (IL-6) · CPT 83529
$4.66
lowest cash price
$79.00
national median
$775.28
highest cash price
701
hospitals with a published cash price
Middle half of hospitals (25th–75th percentile) against the full range. The same procedure varies $4.66–$775.28 — the variation is the story.
Median cash price over time
Sep 1, 2025 ($186.15) → Sep 1, 2026 ($100.20)
By state
| State | Hospitals | Lowest cash | Median | Highest |
|---|---|---|---|---|
| Alaska | 2 | $133.38 | $133.38 | $133.38 |
| Arizona | 23 | $9.16 | $17.66 | $192.92 |
| Arkansas | 11 | $8.70 | $154.05 | $166.00 |
| California | 81 | $4.66 | $35.84 | $106.03 |
| Colorado | 14 | $24.74 | $122.58 | $704.74 |
| Florida | 81 | $37.70 | $80.00 | $709.00 |
| Georgia | 24 | $47.19 | $47.19 | $101.57 |
| Hawaii | 1 | $46.50 | $46.50 | $46.50 |
| Illinois | 44 | $32.50 | $100.00 | $252.70 |
| Indiana | 26 | $743.47 | $743.47 | $743.47 |
| Iowa | 18 | $64.28 | $64.28 | $243.75 |
| Kansas | 9 | not published by hospital | not published by hospital | not published by hospital |
| Kentucky | 26 | $41.75 | $227.40 | $743.47 |
| Louisiana | 3 | $301.34 | $301.34 | $301.34 |
| Maine | 7 | $124.80 | $186.15 | $319.90 |
| Maryland | 1 | not published by hospital | not published by hospital | not published by hospital |
| Michigan | 26 | $22.40 | $23.83 | $109.60 |
| Minnesota | 15 | $101.60 | $137.60 | $160.38 |
| Mississippi | 9 | $11.60 | $14.50 | $32.64 |
| Missouri | 19 | $24.75 | $168.30 | $671.84 |
| Montana | 2 | $128.00 | $128.00 | $128.00 |
| Nebraska | 1 | $66.82 | $66.82 | $66.82 |
| Nevada | 4 | $15.99 | $17.71 | $52.54 |
| New Hampshire | 1 | $360.30 | $360.30 | $360.30 |
| New Jersey | 21 | $17.27 | $19.00 | $19.00 |
| New Mexico | 2 | not published by hospital | not published by hospital | not published by hospital |
| New York | 23 | $17.27 | $31.80 | $435.00 |
| North Carolina | 15 | $114.00 | $191.15 | $386.40 |
| North Dakota | 4 | $100.00 | $100.00 | $100.00 |
| Ohio | 63 | $42.00 | $77.35 | $238.55 |
| Oklahoma | 14 | $104.00 | $124.30 | $342.10 |
| Oregon | 9 | $34.50 | $45.00 | $46.40 |
| Pennsylvania | 28 | $56.40 | $94.80 | $366.00 |
| South Carolina | 12 | $52.20 | $270.00 | $330.00 |
| South Dakota | 2 | not published by hospital | not published by hospital | not published by hospital |
| Tennessee | 36 | $11.20 | $31.80 | $511.36 |
| Texas | 104 | $16.00 | $126.88 | $775.28 |
| Virginia | 40 | $30.30 | $60.60 | $432.00 |
| Washington | 30 | $16.40 | $42.93 | $122.50 |
| West Virginia | 11 | $95.00 | $95.44 | $687.00 |
| Wisconsin | 33 | $18.70 | $80.00 | $147.48 |
| Wyoming | 4 | $45.78 | $67.03 | $72.48 |
All hospitals
| Hospital | Location | Cash price | Negotiated range |
|---|---|---|---|
| AdventHealth Littleton | Littleton, CO | $122.58 | $16.92 – $31.95 |
| AdventHealth Porter | Denver, CO | $122.58 | $16.92 – $31.95 |
| AdventHealth Avista | Louisville, CO | $122.58 | $16.92 – $31.95 |
| AdventHealth Castle Rock | Castle Rock, CO | $122.58 | $16.92 – $31.95 |
| Mercy Hospital Tishomingo | Tishomingo, OK | $123.50 | $15.36 – $21.59 |
| Mercy Hospital Berryville | Berryville, AR | $123.50 | $15.36 – $26.62 |
| SSM Health St. Agnes Hospital - Fond du Lac | Fond Du Lac, WI | $124.30 | $12.95 – $33.33 |
| SSM Health Waupun Memorial Hospital | Waupun, WI | $124.30 | $17.27 – $30.22 |
| SSM Health St. Mary's Hospital - Madison | Madison, WI | $124.30 | $12.95 – $103.20 |
| SSM Health St. Anthony Hospital - Shawnee | Shawnee, OK | $124.30 | $17.27 – $25.39 |
| SSM Health Ripon Community Hospital | Ripon, WI | $124.30 | $17.27 – $30.22 |
| O'Bleness Hospital | Athens, OH | $124.80 | $17.27 – $17.44 |
| Franklin Memorial Hospital | Farmington, ME | $124.80 | $9.80 – $117.31 |
| HCA FLORIDA NORTHSIDE HOSPITAL | ST PETERSBURG, FL | $125.40 | $15.66 – $76.63 |
| BAYLOR UNIVERSITY MEDICAL CENTER | Dallas, TX | $126.88 | $10.00 – $46.99 |
| BAYLOR SCOTT & WHITE MEDICAL CENTER - BRENHAM | Brenham, TX | $126.88 | $7.74 – $56.38 |
| BAYLOR SCOTT & WHITE MEDICAL CENTER - BUDA | Suite 110, TX | $126.88 | $12.00 – $46.99 |
| BAYLOR SCOTT & WHITE MEDICAL CENTER - CENTENNIAL | Frisco, TX | $126.88 | $10.00 – $46.99 |
| BAYLOR SCOTT & WHITE MEDICAL CENTER - COLLEGE STATION | College Station, TX | $126.88 | $12.00 – $56.38 |
| BAYLOR SCOTT & WHITE CONTINUING CARE HOSPITAL | Temple, TX | $126.88 | $8.00 – $56.38 |
| BAYLOR SCOTT & WHITE ALL SAINTS MEDICAL CENTER - FORT WORTH | Fort Worth, TX | $126.88 | $10.00 – $46.99 |
| BAYLOR SCOTT & WHITE MEDICAL CENTER - GRAPEVINE | Grapevine, TX | $126.88 | $10.00 – $46.99 |
| BAYLOR SCOTT & WHITE MEDICAL CENTER HILLCREST | Waco, TX | $126.88 | $14.51 – $46.99 |
| BAYLOR SCOTT & WHITE MEDICAL CENTER - IRVING | Irving, TX | $126.88 | $10.00 – $46.99 |
| BAYLOR SCOTT & WHITE MEDICAL CENTER - LAKE POINTE | Rowlett, TX | $126.88 | $10.00 – $46.99 |
| BAYLOR SCOTT & WHITE MEDICAL CENTER - MCKINNEY | McKinney, TX | $126.88 | $10.00 – $46.99 |
| BAYLOR SCOTT & WHITE MEDICAL CENTER - FRISCO AT PGA PARKWAY | Frisco, TX | $126.88 | $10.00 – $46.99 |
| BAYLOR SCOTT & WHITE MEDICAL CENTER - PFLUGERVILLE | Suite 100, TX | $126.88 | $12.00 – $89.29 |
| BAYLOR SCOTT & WHITE MEDICAL CENTER - PLANO | Plano, TX | $126.88 | $10.00 – $46.99 |
| BAYLOR SCOTT & WHITE EMERGENCY MEDICAL CENTER - CEDAR PARK | Cedar Park, TX | $126.88 | $12.00 – $56.38 |
| BAYLOR SCOTT & WHITE MEDICAL CENTER - TAYLOR | Taylor, TX | $126.88 | $11.90 – $50.12 |
| BAYLOR SCOTT & WHITE MCLANE CHILDREN'S MEDICAL CENTER | Temple, TX | $126.88 | $12.00 – $56.38 |
| BAYLOR SCOTT & WHITE THE HEART HOSPITAL - DENTON | Denton, TX | $126.88 | $10.00 – $46.99 |
| BAYLOR SCOTT & WHITE THE HEART HOSPITAL - MCKINNEY | McKinney, TX | $126.88 | $10.00 – $46.99 |
| BAYLOR SCOTT & WHITE MEDICAL CENTER - WAXAHACHIE | Waxahachie, TX | $126.88 | $10.00 – $46.99 |
| BAYLOR SCOTT & WHITE HEART AND VASCULAR HOSPITAL - WAXAHACHIE | Waxahachie, TX | $126.88 | $10.00 – $46.99 |
| Abbott Northwestern Hospital | MN 55407, MN | $127.30 | $16.07 – $58.34 |
| Mercy Hospital | MN 55443 | 550 Osborne Road NE. Fridley, MN | $127.30 | $16.07 – $31.24 |
| United Hospital | MN | 1175 Nininger Road. Hastings, MN | $127.30 | $16.07 – $31.24 |
| Providence St Joseph Medical Center | Polson, MT | $128.00 | $21.59 – $53.31 |
| Adventhealth Port Charlotte | Port Charlotte, FL | $128.02 | $17.27 – $31.54 |
| Mercy Hospital Aurora | Aurora, MO | $129.35 | $17.81 – $23.93 |
| HSHS St. Anthony's Memorial Hospital | Mattoon, IL | $129.60 | $8.82 – $180.00 |
| Adventhealth Sebring | Sebring, FL | $131.19 | $17.70 – $39.25 |
| Providence Alaska Medical Center | Anchorage, AK | $133.38 | $47.74 – $118.01 |
| Marion General Hospital | Marion, OH | $136.50 | $17.27 – $17.96 |
| UPMC Altoona | Altoona, PA | $136.80 | $7.32 – $182.40 |
| Sanford Westbrook Hospital | Westbrook, MN | $137.60 | $41.64 – $154.80 |
| Sanford Tracy Hospital | Tracy, MN | $137.60 | $41.64 – $154.80 |
| UPMC Horizon-Greenville | Greenville, PA | $138.00 | $11.84 – $18.65 |