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 |
|---|---|---|---|
| HCA FLORIDA BLAKE HOSPITAL | BRADENTON, FL | $138.00 | $15.66 – $76.63 |
| Sentara Albemarle Regional Medical Center | Elizabeth City, NC | $141.50 | $17.27 – $17.62 |
| Mercy Hospital Healdton | Healdton, OK | $141.70 | $15.36 – $21.59 |
| Adventhealth North Pinellas | Tarpon Springs, FL | $145.53 | $17.27 – $38.34 |
| Adventhealth Tampa | Tampa, FL | $145.87 | $17.27 – $38.34 |
| Adventhealth Riverview | Riverview, FL | $145.87 | not published |
| Adventhealth Wesley Chapel | Wesley Chapel, FL | $145.87 | $17.27 – $38.34 |
| Adventhealth Zephyrhills | Zephyrhills, FL | $145.87 | $17.27 – $40.05 |
| Adventhealth Carrollwood | Tampa, FL | $145.87 | $17.27 – $38.34 |
| Riverside Methodist Hospital | Columbus, OH | $146.90 | $17.27 – $64.76 |
| Dublin Methodist Hospital | Dublin, OH | $146.90 | $17.27 – $64.76 |
| Grant Medical Center | Columbus, OH | $146.90 | $17.27 – $64.76 |
| Doctors Hospital | Columbus, OH | $146.90 | $17.27 – $64.76 |
| UnityPoint Health - Meriter Hospital | Madison, WI | $147.48 | $10.36 – $57.51 |
| Allina Health Faribault Medical Center | Faribualt, MN | $148.51 | $16.07 – $102.27 |
| Buffalo Hospital | Buffalo, MN | $148.51 | $16.07 – $93.83 |
| Cambridge Medical Center | Cambridge, MN | $148.51 | $16.07 – $93.83 |
| River Falls Area Hospital | River Falls, MN | $148.51 | $16.07 – $64.25 |
| Owatonna Hospital | Owatonna, MN | $148.51 | $16.07 – $102.27 |
| Mercy Hospital Carthage | Carthage, MO | $153.40 | $15.36 – $63.95 |
| Mercy Orthopedic Hospital Fort Smith | Fort Smith, AR | $154.05 | $15.36 – $27.95 |
| Mercy Hospital Lincoln | Troy, MO | $155.35 | $17.27 – $23.93 |
| Mercy Hospital Ozark | River Ozark, AR | $159.25 | $15.36 – $26.62 |
| Mercy Hospital Paris | Academy Paris, AR | $159.25 | $15.36 – $26.62 |
| Mercy Hospital Waldron | Waldron, AR | $159.25 | $15.36 – $26.62 |
| Mercy Hospital Ardmore | Northwest Ardmore, OK | $159.25 | $15.36 – $38.12 |
| Mercy Hospital Boonville | Booneville, AR | $159.25 | $15.36 – $26.62 |
| New Ulm Medical Center | MN 56073, MN | $160.38 | $16.07 – $156.36 |
| Mercy Orthopedic Hospital Springfield | Ozark, MO | $160.55 | $13.16 – $33.16 |
| Mansfield Hospital | Mansfield, OH | $162.50 | $17.27 – $17.96 |
| Shelby Hospital | Shelby, OH | $162.50 | not published |
| HSHS Holy Family Hospital | GREENVILLE, IL | $162.72 | $8.82 – $43.18 |
| Grant Memorial Hospital | Petersburg, WV | $164.80 | not published |
| CHI St. Vincent Hospital Hot Springs | Hot Springs, AR | $166.00 | $124.50 – $132.80 |
| SUMMIT MEDICAL CENTER | MT JULIET, TN | $168.21 | $7.77 – $51.81 |
| SSM Health St. Clare Hospital - Fenton | Fenton, MO | $168.30 | $17.27 – $29.16 |
| SSM Health DePaul Hospital - St. Louis | Bridgeton, MO | $168.30 | $17.27 – $29.16 |
| SSM Health St. Joseph Hospital- Wentzville | Wentzville, MO | $168.30 | $17.27 – $29.16 |
| SSM Health St. Joseph Hospital - St. Charles | Saint Charles, MO | $168.30 | $17.27 – $29.16 |
| SSM Health St. Mary's Hospital - St. Louis | Richmond Heights, MO | $168.30 | $17.27 – $29.16 |
| SSM Health St. Joseph Hospital - Lake Saint Louis | Lake Saint Louis, MO | $168.30 | $17.27 – $29.16 |
| Sentara Halifax Regional Hospital | South Boston, VA | $172.00 | $15.02 – $18.13 |
| Texas Health Presbyterian Hospital Dallas | Dallas, TX | $172.20 | $14.51 – $51.81 |
| Uniontown Hospital | Uniontown, PA | $172.21 | $17.27 – $40.24 |
| Adventhealth Connerton | Land O Lakes, FL | $176.09 | not published |
| Prisma Health Greer Memorial Hospital | GREER, SC | $177.45 | $14.44 – $253.89 |
| Pen Bay Medical Center | Rockport, ME | $186.15 | $8.31 – $174.98 |
| Mid Coast Hospital | Brunswick, ME | $186.15 | $7.54 – $174.98 |
| Love County Health Center | Marietta, OK | $190.00 | $15.36 – $15.36 |
| Inova Alexandria Hospital | Alexandria, VA | $190.50 | $14.35 – $239.69 |