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 |
|---|---|---|---|
| Ascension St. John Jane Phillips (Jane Phillips Memorial Medical Center, Inc.) | Bartlesville, OK | not published | $17.27 – $38.86 |
| Ascension St. John Owasso (Owasso Medical Facility, Inc.) | Owasso, OK | not published | $17.27 – $38.86 |
| Henry Ford River District Hospital | China Township, MI | not published | $16.41 – $32.81 |
| Ascension St. John Medical Center (St. John Medical Center, Inc.) | Tulsa, OK | not published | $17.27 – $69.08 |
| Ascension Via Christi Hospital St. Teresa, Inc. | Wichita, KS | not published | $17.27 – $48.36 |
| Ascension St. Vincent Clay (St. Vincent Clay Hospital, Inc.) | Brazil, IN | not published | $17.27 – $43.18 |
| Ascension St. Vincent Fishers (St. Vincent Fishers Hospital, Inc.) | Fishers, IN | not published | $17.27 – $43.18 |
| St Elias Specialty Hospital | Anchorage, AK | not published | $16.75 – $18.22 |
| Covenant Medical Center | Lubbock, TX | not published | $17.27 – $75.30 |
| Henry Ford Genesys Hospital | Grand Blanc Twp, MI | not published | $10.02 – $36.61 |
| Henry Ford Rochester Hospital | Rochester, MI | not published | $9.33 – $32.81 |
| Henry Ford St John Hospital | Detroit, MI | not published | $16.41 – $32.81 |
| Corewell Health Butterworth Hospital | Grand Rapids, MI | not published | $16.41 – $31.09 |
| Ascension Via Christi St. Francis (Ascension Via Christi Hospitals Wichita, Inc.) | Wichita, KS | not published | $17.27 – $48.36 |
| Corewell Health Lakeland St. Joseph | St Joseph, MI | not published | $17.27 – $25.90 |
| Corewell Health Lakeland Watervliet | Watervliet, MI | not published | $17.27 – $25.90 |
| Ascension St. Vincent Jennings (St. Vincent Jennings Hospital, Inc.) | Vernon, IN | not published | $17.27 – $43.18 |
| Corewell Health Gerber | Fremont, MI | not published | $16.41 – $16.41 |
| Corewell Health Big Rapids | Big Rapids, MI | not published | $15.54 – $31.09 |
| Adventhealth Rollins Brook | Lampasas, TX | not published | $15.54 – $66.49 |
| CHRISTUS Ochsner Lake Area Hospital | Lake Charles, LA | not published | $12.95 – $19.00 |
| CHRISTUS Louisiana Surgical Hospital | Alexandria, LA | not published | $8.64 – $40.58 |
| Central Medical Center | Seattle, WA | not published | $13.00 – $13.00 |
| Westside Medical Center | HILLSBORO, OR | not published | $21.00 – $21.00 |
| Sunnyside Medical Center | CLACKAMAS, OR | not published | $21.00 – $21.00 |
| Providence St Peter Hospital | Olympia, WA | not published | $14.68 – $56.39 |
| Providence Holy Family Hospital | Spokane, WA | not published | $17.27 – $73.68 |
| Adventhealth Manchester | Manchester, KY | not published | $17.27 – $17.27 |
| Providence Regional Medical Center Everett - Colby Campus | Everett, WA | not published | $17.27 – $40.07 |
| Ascension Via Christi Hospital Manhattan, Inc | Manhattan, KS | not published | $17.27 – $48.36 |
| Providence Centralia Hospital | Centralia, WA | not published | $17.27 – $50.54 |
| Ascension St. Vincent Warrick (St. Mary's Warrick Hospital, Inc.) | Boonville, IN | not published | $17.27 – $56.99 |
| Adventhealth South Overland Park | Overland Park, KS | not published | $7.25 – $50.08 |
| Adventhealth Murray | Po Box 1406, GA | not published | $17.27 – $34.23 |
| Ascension St. Vincent Williamsport (St. Vincent Williamsport Hospital, Inc.) | Williamsport, IN | not published | $17.27 – $43.18 |
| Ascension St. Vincent Mercy (St. Vincent Madison County Health System, Inc.) | Elwood, IN | not published | $17.27 – $43.18 |
| Grady Memorial Hospital | Delaware, OH | not published | $17.27 – $17.96 |
| Ascension St. Vincent Anderson (St. Vincent Anderson Regional Hospital, Inc.) | Anderson, IN | not published | $17.27 – $43.18 |
| Ascension St. Vincent Randolph (St. Vincent Randolph Hospital, Inc.) | Winchester, IN | not published | $17.27 – $43.18 |
| Ascension Via Christi Rehabilitation Hospital, Inc. | Wichita, KS | not published | $17.27 – $48.36 |
| Ascension St. Vincent Naab Surgery Center | Indianapolis, IN | not published | $17.27 – $43.18 |
| Corewell Health Pennock | Hastings, MI | not published | $16.41 – $16.41 |
| Providence Cedars-Sinai Tarzana Medical Center | Tarzana, CA | not published | $17.27 – $34.54 |
| Spring Harbor Hospital | Westbrook, ME | not published | $9.80 – $35.17 |
| Ascension St. Vincent Salem (St. Vincent Salem Hospital, Inc.) | Salem, IN | not published | $17.27 – $43.18 |
| Sanford USD Medical Center | Sioux Falls, SD | not published | $16.41 – $35.37 |
| Adventhealth Shawnee Mission | Shawnee Mission, KS | not published | $7.25 – $50.08 |
| Ascension St. Vincent Seton (St. Vincent Seton Specialty Hospital, Inc.) | Indianapolis, IN | not published | $17.27 – $43.18 |
| Ascension St. Vincent Carmel Ambulatory Surgery Center | Carmel, IN | not published | $17.27 – $43.18 |