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 |
|---|---|---|---|
| Rappahannock General Hospital | Kilmarnock, VA | $52.20 | not published |
| Banner Churchill Community Hospital | Fallon, NV | $52.54 | $28.34 – $104.64 |
| Dell Children's Medical Center (Ascension Seton) | Austin, TX | $53.38 | $14.51 – $81.34 |
| CHI Saint Joseph Health - Flaget Memorial Hospital | Bardstown, KY | $53.46 | $22.23 – $114.66 |
| The Unity Hospital of Rochester | Rochester, NY | $53.82 | $10.46 – $22.28 |
| HCA FLORIDA PASADENA HOSPITAL | South Pasadena, FL | $54.00 | $15.66 – $76.63 |
| HCA FLORIDA AVENTURA HOSPITAL | HIALEAH, FL | $54.00 | $17.10 – $82.30 |
| HCA FLORIDA CITRUS HOSPITAL | Inverness, FL | $54.00 | $15.66 – $71.30 |
| HCA FLORIDA ENGLEWOOD HOSPITAL | ENGLEWOOD, FL | $54.00 | $15.66 – $76.63 |
| HCA FLORIDA FAWCETT HOSPITAL | FORT MYERS, FL | $54.00 | $15.66 – $74.25 |
| HCA FLORIDA SOUTH SHORE HOSPITAL | PARRISH, FL | $54.00 | $15.66 – $76.63 |
| HCA FLORIDA ST. LUCIE HOSPITAL | STUART, FL | $54.00 | $17.20 – $190.83 |
| HCA FLORIDA ST. PETERSBURG HOSPITAL | NORTH, FL | $54.00 | $15.66 – $76.63 |
| HCA FLORIDA TRINITY HOSPITAL | TRINITY, FL | $54.00 | $15.66 – $76.63 |
| HCA FLORIDA BRANDON HOSPITAL | TAMPA, FL | $54.50 | $15.66 – $76.63 |
| Ascension Saint Thomas Highlands | Sparta, TN | $54.59 | $15.54 – $36.44 |
| Ascension Saint Thomas DeKalb | Smithville, TN | $54.59 | $15.54 – $36.44 |
| Ascension Saint Thomas River Park | McMinnville, TN | $54.59 | $15.54 – $36.44 |
| Ascension Saint Thomas Rutherford | Murfreesboro, TN | $54.59 | $15.54 – $35.40 |
| Ascension Saint Thomas Midtown | Nashville, TN | $54.59 | $15.54 – $30.40 |
| ADVENTIST HEALTH MENDOCINO COAST | Fort Bragg, CA | $56.10 | $2.98 – $63.51 |
| UPMC Passavant-McCandless | Pittsburgh, PA | $56.40 | $7.39 – $19.85 |
| St. Luke's Health - Brazosport Hospital | Lake Jackson, TX | $57.65 | $24.71 – $82.35 |
| OVIEDO MEDICAL CENTER | Oviedo, FL | $58.85 | $15.66 – $75.61 |
| CHI Saint Joseph Health - Saint Joseph Hospital | Lexington, KY | $58.89 | $29.37 – $113.75 |
| HCA FLORIDA SARASOTA DOCTORS HOSPITAL | VENICE, FL | $59.00 | $15.66 – $76.63 |
| Arizona General Hospital Laveen | Phoenix, AZ | $59.54 | $10.36 – $212.42 |
| Sentara Martha Jefferson Hospital | Charlottesville, VA | $60.00 | $17.62 – $20.72 |
| Sentara RMH Medical Center | Harrisonburg, VA | $60.00 | $17.62 – $18.13 |
| Adventhealth Dade City | Dade City, FL | $60.45 | $17.27 – $39.15 |
| Mary Immaculate Hospital | Newport News, VA | $60.60 | not published |
| Maryview Hospital | Portsmouth, VA | $60.60 | not published |
| Harbour View Medical Center | Suffolk, VA | $60.60 | not published |
| St Mary's Hospital | Richmond, VA | $60.60 | not published |
| St Francis Medical Center | Midlothian, VA | $60.60 | not published |
| Memorial Regional Hospital | Mechanicsville, VA | $60.60 | not published |
| Richmond Community Hospital | Richmond, VA | $60.60 | not published |
| CHI Saint Joseph Health - Saint Joseph Berea | Berea, KY | $60.74 | $34.77 – $114.66 |
| Banner Page Hospital | Page, AZ | $61.15 | $17.27 – $103.55 |
| HCA FLORIDA WESTSIDE HOSPITAL | PLANTATION, FL | $61.60 | $17.10 – $156.29 |
| St. Michael Medical Center | Silverdale, WA | $62.29 | $88.91 – $127.01 |
| HCA FLORIDA LAKE MONROE HOSPITAL | SANFORD, FL | $63.00 | $15.66 – $77.95 |
| HCA FLORIDA WOODMONT HOSPITAL | TAMARAC, FL | $63.25 | $17.10 – $139.02 |
| Trinity Medical Center East | Steubenville, OH | $63.48 | $75.52 – $98.56 |
| HCA FLORIDA JFK HOSPITAL | PALM BEACH GARDENS, FL | $64.00 | $16.41 – $79.26 |
| Arizona General Hospital Mesa | Mesa, AZ | $64.22 | $10.36 – $212.42 |
| UnityPoint Health - Allen Hospital | Waterloo, IA | $64.28 | $10.36 – $42.34 |
| UnityPoint Health - Finley Hospital | Dubuque, IA | $64.28 | $3.50 – $64.28 |
| UnityPoint Health - Grinnell Regional Medical Center | Grinnell, IA | $64.28 | $10.36 – $32.38 |
| UnityPoint Health - Iowa Lutheran Hospital | Des Moines, IA | $64.28 | $10.36 – $23.62 |