Western blot test cost at US hospitals
Western blot test · CPT 84181
$14.62
lowest cash price
$149.40
national median
$1,462.44
highest cash price
570
hospitals with a published cash price
Middle half of hospitals (25th–75th percentile) against the full range. The same procedure varies $14.62–$1,462.44 — the variation is the story.
Median cash price over time
Sep 1, 2025 ($187.35) → Sep 1, 2026 ($190.98)
By state
| State | Hospitals | Lowest cash | Median | Highest |
|---|---|---|---|---|
| Alaska | 5 | $173.94 | $187.20 | $223.08 |
| Arizona | 19 | $14.62 | $27.84 | $496.60 |
| Arkansas | 10 | $56.44 | $184.60 | $221.16 |
| California | 56 | $27.93 | $92.96 | $153.18 |
| Colorado | 17 | $39.50 | $278.09 | $278.09 |
| Florida | 71 | $49.30 | $214.50 | $1,277.90 |
| Georgia | 25 | $29.90 | $186.03 | $186.03 |
| Hawaii | 1 | $128.25 | $128.25 | $128.25 |
| Illinois | 48 | $48.57 | $273.00 | $1,225.00 |
| Indiana | 26 | $31.00 | $170.40 | $649.08 |
| Iowa | 16 | $48.57 | $48.57 | $177.66 |
| Kansas | 10 | $65.20 | $165.68 | $1,140.67 |
| Kentucky | 15 | $78.07 | $260.94 | $649.08 |
| Louisiana | 6 | not published by hospital | not published by hospital | not published by hospital |
| Maine | 7 | $161.20 | $187.60 | $286.10 |
| Maryland | 2 | $97.20 | $97.20 | $97.20 |
| Michigan | 27 | $23.50 | $23.50 | $508.80 |
| Minnesota | 11 | $184.90 | $215.71 | $232.96 |
| Mississippi | 9 | $44.10 | $94.50 | $238.97 |
| Missouri | 18 | $107.90 | $197.60 | $932.57 |
| Montana | 2 | $71.20 | $71.20 | $71.20 |
| Nebraska | 11 | $98.00 | $177.66 | $305.15 |
| Nevada | 1 | $83.87 | $83.87 | $83.87 |
| New Hampshire | 1 | $311.25 | $311.25 | $311.25 |
| New Jersey | 21 | $17.03 | $18.73 | $18.73 |
| New Mexico | 3 | not published by hospital | not published by hospital | not published by hospital |
| New York | 23 | $17.03 | $17.03 | $356.00 |
| North Carolina | 14 | $75.00 | $278.53 | $278.53 |
| North Dakota | 2 | not published by hospital | not published by hospital | not published by hospital |
| Ohio | 60 | $68.00 | $258.05 | $935.25 |
| Oklahoma | 17 | $116.35 | $226.00 | $235.78 |
| Oregon | 8 | not published by hospital | not published by hospital | not published by hospital |
| Pennsylvania | 28 | $70.40 | $133.20 | $357.60 |
| South Carolina | 9 | $772.00 | $772.00 | $772.00 |
| South Dakota | 2 | not published by hospital | not published by hospital | not published by hospital |
| Tennessee | 37 | $14.72 | $29.70 | $272.16 |
| Texas | 113 | $32.13 | $247.50 | $1,462.44 |
| Virginia | 34 | $29.21 | $75.00 | $224.50 |
| Washington | 32 | $42.40 | $123.12 | $457.80 |
| West Virginia | 10 | $63.00 | $136.00 | $329.00 |
| Wisconsin | 34 | $48.17 | $82.50 | $127.38 |
| Wyoming | 4 | $73.08 | $107.01 | $115.71 |
All hospitals
| Hospital | Location | Cash price | Negotiated range |
|---|---|---|---|
| Henry J. Carter Specialty Hospital | New York, NY | not published | not published |
| SSM Health Waupun Memorial Hospital | Waupun, WI | not published | $17.03 – $34.46 |
| Providence Newberg Medical Center | Newberg, OR | not published | $16.76 – $31.16 |
| SSM Health St. Agnes Hospital - Fond du Lac | Fond Du Lac, WI | not published | $12.77 – $32.87 |
| Ascension Via Christi Rehabilitation Hospital, Inc. | Wichita, KS | not published | $17.03 – $68.89 |
| Corewell Health Pennock | Hastings, MI | not published | $16.18 – $16.18 |
| Providence Cedars-Sinai Tarzana Medical Center | Tarzana, CA | not published | $17.03 – $45.46 |
| Spring Harbor Hospital | Westbrook, ME | not published | $17.03 – $35.45 |
| Ascension St. Vincent Salem (St. Vincent Salem Hospital, Inc.) | Salem, IN | not published | $2.00 – $38.83 |
| SSM Health St. Joseph Hospital- Wentzville | Wentzville, MO | not published | $17.03 – $70.21 |
| Sanford USD Medical Center | Sioux Falls, SD | not published | $16.18 – $34.88 |
| SSM Health Saint Louis University Hospital | Saint Louis, MO | not published | $16.69 – $36.36 |
| SSM Health DePaul Hospital - St. Louis | Bridgeton, MO | not published | $17.03 – $70.21 |
| SSM Health St. Clare Hospital - Fenton | Fenton, MO | not published | $17.03 – $70.21 |
| Providence Medford Medical Center | Medford, OR | not published | $13.62 – $34.06 |