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
698
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 ($100.00)
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 | 22 | $17.27 | $17.27 | $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 | 26 | $56.40 | $87.60 | $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 |
|---|---|---|---|
| UnityPoint Health - Marshalltown | Marshalltown, IA | $64.28 | $10.36 – $38.57 |
| UnityPoint Health - St. Lukes Downtown | Sioux City, IA | $64.28 | $10.36 – $52.23 |
| UnityPoint Health - Trinity Bettendorf | Bettendorf, IA | $64.28 | $10.36 – $31.50 |
| UnityPoint Health - Trinity Moline | Rock Island, IL | $64.28 | $3.50 – $35.43 |
| UnityPoint Health - Trinity Muscatine | Muscatine, IA | $64.28 | $3.50 – $32.94 |
| UnityPoint Health - Trinity Regional Medical Center | Fort Dodge, IA | $64.28 | $10.36 – $68.30 |
| UnityPoint Health - St. Luke's Hospital | Cedar Rapids, IA | $64.28 | $10.36 – $30.13 |
| UnityPoint Health - Jones Regional Medical Center | Anamosa, IA | $64.28 | $10.36 – $71.27 |
| HCA FLORIDA OSCEOLA HOSPITAL | ORLANDO, FL | $64.35 | $15.66 – $77.95 |
| Ogallala Community Hospital | Ogallala, NE | $66.82 | $47.96 – $105.73 |
| Community Hospital | Torrington, WY | $67.03 | $47.96 – $105.73 |
| East Morgan County Hospital | Brush, CO | $67.14 | $45.93 – $105.73 |
| UPMC Northwest | Seneca, PA | $67.20 | $15.66 – $18.65 |
| Washakie Medical Center | Worland, WY | $69.98 | $52.32 – $105.73 |
| Kettering Health Main Campus (Kettering) | Kettering, OH | $70.00 | $6.91 – $36.27 |
| Kettering Health Miamisburg (Sycamore) | Miamisburg, OH | $70.00 | $6.91 – $36.27 |
| Kettering Health Dayton (Grandview) | Dayton, OH | $70.00 | $6.91 – $36.27 |
| Soin Medical Center | Beaver Creek, OH | $70.00 | $6.91 – $36.27 |
| Kettering Health Greene Memorial | Xenia, OH | $70.00 | $6.91 – $36.27 |
| Kettering Health Hamilton (Fort Hamilton) | Hamilton, OH | $70.00 | $6.91 – $36.27 |
| Kettering Health Troy | Troy, OH | $70.00 | $6.91 – $36.27 |
| WellSpan Gettysburg Hospital | Gettysburg, PA | $70.40 | $12.95 – $71.33 |
| WellSpan Ephrata Community Hospital | Ephrata, PA | $71.20 | $12.95 – $78.41 |
| Platte County Hospital | Wheatland, WY | $72.48 | $52.32 – $105.73 |
| OSF Saint Anthony's Health Center | Alton, IL | $72.60 | $10.36 – $17.62 |
| MercyOne Genesis Davenport West Medical Center | Davenport, IA | $74.40 | $17.27 – $17.27 |
| OSF Saint Elizabeth Medical Center | Ottawa, IL | $74.40 | $17.27 – $17.62 |
| OSF Sacred Heart Medical Center – Urbana | Danville, IL | $75.60 | $17.27 – $17.62 |
| HCA HOUSTON CLEAR LAKE | FRIENDSWOOD, TX | $76.28 | $14.22 – $71.10 |
| OSF Saint Anthony Medical Center | Rockford, IL | $76.80 | $17.27 – $60.44 |
| LIVE OAK MENTAL HEALTH AND WELLNESS | Ladson, SC | $77.00 | $14.74 – $36.27 |
| HCA HEALTHCARE BRIGHTON PARK ER | MONCKS CORNER, SC | $77.00 | $14.74 – $36.27 |
| cleveland clinic main campus | Cleveland, OH | $77.35 | $6.91 – $107.10 |
| akron general | Akron, OH | $77.35 | $0.95 – $107.10 |
| avon hospital | Avon, OH | $77.35 | $0.95 – $107.10 |
| euclid hospital | Euclid, OH | $77.35 | $0.95 – $107.10 |
| fairview hospital | Cleveland, OH | $77.35 | $0.95 – $107.10 |
| lutheran hospital | Cleveland, OH | $77.35 | $0.95 – $107.10 |
| hillcrest hospital | Mayfield Heights, OH | $77.35 | $0.95 – $107.10 |
| marymount hospital | Garfield Heights, OH | $77.35 | $0.95 – $107.10 |
| medina hospital | Medina, OH | $77.35 | $0.95 – $107.10 |
| mercy hospital | Canton, OH | $77.35 | $1.11 – $107.10 |
| south pointe hospital | Warrensville Heights, OH | $77.35 | $0.95 – $107.10 |
| OSF St Mary Medical Center | Galesburg, IL | $78.00 | $17.27 – $17.62 |
| Emory Decatur Hospital | Decatur, GA | $79.00 | $12.95 – $36.61 |
| Emory Hillandale Hospital | Lithonia, GA | $79.00 | $12.95 – $36.61 |
| Emory Long-Term Acute Care Hospital | Decatur, GA | $79.00 | $23.59 – $23.59 |
| Emory Johns Creek Hospital | Johns Creek, GA | $79.00 | $12.95 – $36.61 |
| Emory Rehabilitation Hospital | Atlanta, GA | $79.00 | $12.95 – $25.91 |
| Emory Saint Joseph's Hospital | Atlanta, GA | $79.00 | $12.95 – $36.61 |