Diffusing capacity cost at US hospitals
HC Diffusing Capacity · CPT 94729
$18.00
lowest cash price
$336.80
national median
$2,951.35
highest cash price
841
hospitals with a published cash price
Middle half of hospitals (25th–75th percentile) against the full range. The same procedure varies $18.00–$2,951.35 — the variation is the story.
Median cash price over time
Sep 1, 2025 ($368.05) → Sep 1, 2026 ($882.73)
By state
| State | Hospitals | Lowest cash | Median | Highest |
|---|---|---|---|---|
| Alaska | 3 | $511.68 | $511.68 | $802.62 |
| Arizona | 19 | $22.54 | $151.09 | $446.29 |
| Arkansas | 6 | $65.85 | $115.14 | $308.75 |
| California | 88 | $67.20 | $375.36 | $1,195.44 |
| Colorado | 10 | $142.80 | $1,588.00 | $2,645.96 |
| Florida | 72 | $271.68 | $683.00 | $2,816.35 |
| Georgia | 24 | $208.68 | $541.71 | $1,719.00 |
| Hawaii | 2 | $186.56 | $186.56 | $264.00 |
| Illinois | 49 | $107.58 | $272.50 | $1,076.40 |
| Indiana | 25 | $220.00 | $339.60 | $413.40 |
| Iowa | 26 | $18.00 | $253.52 | $548.00 |
| Kansas | 9 | $167.60 | $1,504.03 | $2,056.71 |
| Kentucky | 19 | $64.60 | $198.80 | $399.60 |
| Louisiana | 2 | $277.94 | $277.94 | $277.94 |
| Maine | 7 | $268.75 | $368.05 | $410.95 |
| Maryland | 2 | $65.40 | $65.40 | $65.40 |
| Michigan | 27 | $72.39 | $158.00 | $411.00 |
| Minnesota | 18 | $234.40 | $336.80 | $370.40 |
| Mississippi | 7 | $46.64 | $79.50 | $134.20 |
| Missouri | 18 | $123.75 | $475.75 | $1,371.56 |
| Montana | 2 | $113.60 | $113.60 | $212.80 |
| Nebraska | 13 | $259.34 | $383.00 | $541.45 |
| Nevada | 4 | $179.99 | $181.91 | $251.11 |
| New Hampshire | 1 | $303.45 | $303.45 | $303.45 |
| New Jersey | 21 | $116.10 | $182.88 | $218.44 |
| New Mexico | 2 | $123.06 | $123.06 | $123.06 |
| New York | 22 | $139.21 | $227.90 | $1,558.00 |
| North Carolina | 14 | $237.00 | $428.03 | $782.00 |
| North Dakota | 4 | $360.80 | $360.80 | $402.40 |
| Ohio | 55 | $91.50 | $302.90 | $529.50 |
| Oklahoma | 14 | $71.04 | $266.20 | $1,333.20 |
| Oregon | 13 | $25.38 | $309.00 | $537.00 |
| Pennsylvania | 31 | $34.50 | $477.60 | $1,176.60 |
| South Carolina | 10 | $155.50 | $227.00 | $1,209.00 |
| South Dakota | 4 | $228.00 | $240.00 | $408.80 |
| Tennessee | 37 | $54.40 | $100.35 | $1,540.42 |
| Texas | 110 | $92.43 | $415.50 | $2,951.35 |
| Virginia | 31 | $98.21 | $350.00 | $682.20 |
| Washington | 31 | $184.80 | $236.64 | $669.90 |
| West Virginia | 17 | $86.00 | $176.50 | $424.00 |
| Wisconsin | 30 | $157.30 | $285.00 | $393.80 |
| Wyoming | 4 | $199.92 | $200.57 | $272.08 |
All hospitals
| Hospital | Location | Cash price | Negotiated range |
|---|---|---|---|
| Aurora Medical Center Fond du Lac | Fond Du Lac, WI | $285.00 | not published |
| Aurora Medical Center Sheboygan County | Sheboygan, WI | $285.00 | not published |
| Aurora Sinai Medical Center of Aurora Health Care Metro | Milwaukee, WI | $285.00 | not published |
| Aurora Medical Center Summit | Summit, WI | $285.00 | not published |
| Aurora Medical Center Washington County | Hartford, WI | $285.00 | not published |
| Aurora West Allis Medical Center | West Allis, WI | $285.00 | not published |
| CHI St. Vincent Hospital Hot Springs | Hot Springs, AR | $285.00 | $42.75 – $228.00 |
| HSHS St. Mary's Hospital Medical Center | GREEN BAY, WI | $286.44 | $25.49 – $434.00 |
| HSHS St. Nicholas Hospital | SHEBOYGAN, WI | $286.44 | $25.49 – $434.00 |
| HSHS St. Vincent Hospital | Green Bay, WI | $286.44 | $26.43 – $434.00 |
| HSHS St. Clare Memorial Hospital | OCONTO FALLS, WI | $286.44 | $93.60 – $434.00 |
| Providence Little Co of Mary Med Center San Pedro | San Pedro, CA | $288.75 | $112.07 – $174.55 |
| Providence Little Company of Mary Med Center Torrance | Torrance, CA | $288.75 | $167.67 – $182.88 |
| Boca Raton Regional Hospital | BOCA RATON, FL | $291.85 | $135.15 – $306.00 |
| Mercy Hospital Berryville | Berryville, AR | $292.50 | $47.81 – $130.35 |
| UnityPoint Health - Jones Regional Medical Center | Anamosa, IA | $297.85 | $8.07 – $330.24 |
| CHI Memorial Hospital Chattanooga | Chattanooga, TN | $298.22 | $52.54 – $493.50 |
| UPMC Hamot | Erie, PA | $298.80 | $36.25 – $148.64 |
| HCA FLORIDA ST. PETERSBURG HOSPITAL | NORTH, FL | $298.85 | $47.50 – $48.50 |
| ST HELENA HOSPITAL | Vallejo, CA | $299.85 | $69.14 – $365.83 |
| Ascension Columbia St. Mary's Hospital - Ozaukee Campus (Columbia St. Mary's Hospital Milwaukee, Inc.) | Mequon, WI | $299.98 | $14.42 – $33.41 |
| Ascension Columbia St. Mary's Hospital - Milwaukee Campus (Columbia St. Mary's Hospital Milwaukee, Inc.) | Milwaukee, WI | $299.98 | $14.42 – $33.41 |
| Northwestern Medicine Central DuPage Hospital | IL 60190, IL | $300.30 | not published |
| Northwestern Medicine Delnor Hospital | Geneva, IL | $300.30 | not published |
| Hardin Memorial Hospital | Kenton, OH | $302.90 | not published |
| MaineHealth - Memorial Hospital | North Conway, NH | $303.45 | $8.32 – $21.33 |
| Sanford Thief River Falls Medical Center | Thief River Falls, MN | $305.60 | $131.22 – $343.80 |
| Sanford Behavioral Health Thief River Falls | Thief River Falls, MN | $305.60 | $131.22 – $343.80 |
| CHI Health Mercy Corning | Corning, IA | $305.76 | $273.91 – $624.26 |
| Mercy Hospital Carthage | Carthage, MO | $306.15 | $42.11 – $47.81 |
| St. Bernardine Medical Center | San Bernardino, CA | $307.03 | $55.31 – $783.70 |
| Sanford Worthington Medical Center | Worthington, MN | $308.00 | $1.00 – $346.50 |
| Mercy Orthopedic Hospital Fort Smith | Fort Smith, AR | $308.75 | $42.75 – $130.35 |
| Providence Seaside Hospital | Seaside, OR | $309.00 | not published |
| Providence Regional Medical Center Everett - Colby Campus | Everett, WA | $310.96 | not published |
| Ascension St. Vincent Warrick (St. Mary's Warrick Hospital, Inc.) | Boonville, IN | $311.40 | $6.56 – $46.25 |
| Ascension St. Vincent Evansville (St. Mary's Health, Inc.) | IN 47750|10388 Warrick Wellness Trail Newburgh, IN | $311.40 | $6.56 – $46.25 |
| St. Michael Medical Center | Silverdale, WA | $311.73 | $444.98 – $635.68 |
| CHI Health Missouri Valley | Missouri Valley, IA | $312.13 | $222.95 – $624.26 |
| ADVENTIST HEALTH CLEARLAKE HOSPITAL | Clearlake, CA | $312.48 | $9.56 – $277.66 |
| ADVENTIST HEALTH MENDOCINO COAST | Fort Bragg, CA | $313.50 | $9.56 – $59.30 |
| MUSC Health Lancaster Medical Center | Lancaster, SC | $313.50 | $122.40 – $122.40 |
| Providence St Joseph Hospital | Chewelah, WA | $316.40 | not published |
| Urbana Hospital | Urbana, OH | $316.80 | not published |
| Northridge Hospital Medical Center | Northridge, CA | $319.74 | $55.31 – $1,146.00 |
| O'Bleness Hospital | Athens, OH | $323.05 | not published |
| Sequoia Hospital | Redwood City, CA | $324.69 | $55.31 – $731.44 |
| SSM Health Monroe Hospital | Monroe, WI | $326.15 | not published |
| Baptist Hospital | MIAMI, FL | $326.30 | $36.79 – $451.80 |
| Bethesda Hospital East | BOYNTON BEACH, FL | $326.30 | $36.79 – $451.80 |