#flow interp 9 - 15 markers cost at US hospitals
#FLOW INTERP 9 - 15 MARKERS · CPT 88188
$22.50
lowest cash price
$172.50
national median
$1,265.55
highest cash price
293
hospitals with a published cash price
Middle half of hospitals (25th–75th percentile) against the full range. The same procedure varies $22.50–$1,265.55 — the variation is the story.
Median cash price over time
Oct 1, 2025 ($121.55) → Sep 1, 2026 ($288.00)
By state
| State | Hospitals | Lowest cash | Median | Highest |
|---|---|---|---|---|
| Alaska | 2 | not published by hospital | not published by hospital | not published by hospital |
| Arizona | 1 | $285.67 | $285.67 | $285.67 |
| Arkansas | 9 | $50.44 | $105.30 | $531.00 |
| California | 46 | $141.44 | $260.96 | $260.96 |
| Colorado | 8 | not published by hospital | not published by hospital | not published by hospital |
| Florida | 64 | $30.00 | $194.04 | $343.20 |
| Georgia | 24 | $26.27 | $249.00 | $249.00 |
| Hawaii | 1 | $237.75 | $237.75 | $237.75 |
| Illinois | 39 | $85.20 | $207.36 | $522.00 |
| Indiana | 25 | not published by hospital | not published by hospital | not published by hospital |
| Iowa | 14 | $85.20 | $155.20 | $155.20 |
| Kansas | 10 | $564.21 | $564.21 | $564.21 |
| Kentucky | 2 | not published by hospital | not published by hospital | not published by hospital |
| Louisiana | 4 | not published by hospital | not published by hospital | not published by hospital |
| Maine | 7 | not published by hospital | not published by hospital | not published by hospital |
| Michigan | 25 | $46.53 | $81.72 | $81.72 |
| Minnesota | 2 | not published by hospital | not published by hospital | not published by hospital |
| Mississippi | 2 | $78.10 | $78.10 | $142.00 |
| Missouri | 17 | $117.15 | $281.60 | $281.60 |
| Montana | 1 | not published by hospital | not published by hospital | not published by hospital |
| New Hampshire | 1 | not published by hospital | not published by hospital | not published by hospital |
| New Jersey | 21 | not published by hospital | not published by hospital | not published by hospital |
| New Mexico | 1 | not published by hospital | not published by hospital | not published by hospital |
| New York | 23 | $150.78 | $187.91 | $961.20 |
| North Carolina | 13 | $27.00 | $27.00 | $27.00 |
| North Dakota | 2 | not published by hospital | not published by hospital | not published by hospital |
| Ohio | 42 | $71.00 | $1,265.55 | $1,265.55 |
| Oklahoma | 17 | $82.90 | $189.15 | $1,036.20 |
| Oregon | 12 | $89.64 | $172.50 | $305.15 |
| Pennsylvania | 22 | $55.20 | $303.00 | $1,141.20 |
| South Carolina | 8 | not published by hospital | not published by hospital | not published by hospital |
| South Dakota | 3 | $229.60 | $229.60 | $229.60 |
| Tennessee | 25 | $93.54 | $93.54 | $133.67 |
| Texas | 118 | $48.13 | $564.24 | $564.24 |
| Virginia | 20 | not published by hospital | not published by hospital | not published by hospital |
| Washington | 30 | $42.70 | $104.58 | $901.60 |
| West Virginia | 11 | $22.50 | $65.50 | $123.50 |
| Wisconsin | 34 | $63.07 | $70.49 | $263.34 |
All hospitals
| Hospital | Location | Cash price | Negotiated range |
|---|---|---|---|
| Aurora Baycare Medical Center | Green Bay, WI | not published | $52.83 – $115.56 |
| South Brooklyn Health | Brooklyn, NY | not published | $1.00 – $206.46 |
| Spring Harbor Hospital | Westbrook, ME | not published | $57.88 – $124.22 |
| Henry Ford St John Hospital | Detroit, MI | not published | $65.10 – $257.78 |
| Robert Wood Johnson University Hospital Rahway | Rahway, NJ | not published | $28.98 – $131.83 |
| Ascension Via Christi St. Francis (Ascension Via Christi Hospitals Wichita, Inc.) | Wichita, KS | not published | $78.92 – $212.57 |
| Corewell Health Butterworth Hospital | Grand Rapids, MI | not published | $53.96 – $57.13 |
| Ascension St. Vincent Jennings (St. Vincent Jennings Hospital, Inc.) | Vernon, IN | not published | $10.32 – $143.75 |
| MaineHealth - Memorial Hospital | North Conway, NH | not published | $57.88 – $122.00 |
| Corewell Health Lakeland St. Joseph | St Joseph, MI | not published | $88.93 – $88.93 |
| Dublin Methodist Hospital | Dublin, OH | not published | $231.26 – $231.26 |
| Bellevue Hospital Center | NY 10016, NY | not published | $1.00 – $207.20 |
| Corewell Health Gerber | Fremont, MI | not published | $57.13 – $57.13 |
| Corewell Health Big Rapids | Big Rapids, MI | not published | $57.13 – $65.70 |
| SSM Health St. Mary's Hospital - Janesville | Janesville, WI | not published | $525.89 – $525.89 |
| SSM Health St. Clare Hospital - Baraboo | Baraboo, WI | not published | $657.35 – $657.35 |
| Franklin Memorial Hospital | Farmington, ME | not published | $60.34 – $122.00 |
| Wellstar MCG Health | Augusta, GA | not published | $13.74 – $113.67 |
| Wellstar Kennestone Hospital | Marietta, GA | not published | $41.46 – $113.67 |
| CHRISTUS Children's Hospital | San Antonio, TX | not published | $197.32 – $197.32 |
| Wellstar Douglas Hospital | Douglasville, GA | not published | $41.46 – $113.67 |
| Wellstar Cobb Hospital | Austell, GA | not published | $41.46 – $113.67 |
| Adventhealth Rollins Brook | Lampasas, TX | not published | $253.91 – $253.91 |
| MEDICAL CITY GREEN OAKS HOSPITAL | DALLAS, TX | not published | $583.45 – $583.45 |
| CHRISTUS St. Vincent Regional Medical Center | Santa Fe, NM | not published | $75.83 – $75.83 |
| CHRISTUS St. Francis Cabrini Hospital | Alexandria, LA | not published | $66.04 – $337.16 |
| CHRISTUS Shreveport-Bossier Health System-Highland | Shreveport, LA | not published | $66.04 – $218.59 |
| CHRISTUS Louisiana Surgical Hospital | Alexandria, LA | not published | $66.04 – $92.19 |
| CHRISTUS Coushatta Health Care Center | Coushatta, LA | not published | $66.04 – $230.48 |
| Providence St Peter Hospital | Olympia, WA | not published | $134.82 – $350.38 |
| Uchicago Medicine Adventhealth Glenoaks | Glendale Heights, IL | not published | $17.81 – $71.40 |
| Adventhealth Manchester | Manchester, KY | not published | $64.95 – $64.95 |
| Dell Seton Medical Center at The University of Texas (Ascension Seton) | Austin, TX | not published | $64.24 – $489.30 |
| Providence Regional Medical Center Everett - Colby Campus | Everett, WA | not published | $134.82 – $321.13 |
| HCA FLORIDA PASADENA HOSPITAL | South Pasadena, FL | not published | $62.81 – $160.23 |
| Dell Children's Medical Center (Ascension Seton) | Austin, TX | not published | $64.24 – $489.30 |
| Ascension Via Christi Hospital Manhattan, Inc | Manhattan, KS | not published | $23.43 – $231.49 |
| Ascension Seton Smithville (Ascension Seton) | Smithville, TX | not published | $64.24 – $489.30 |
| Ascension Calumet Hospital, Inc. | Chilton, WI | not published | $49.79 – $206.94 |
| Jacobi Medical Center | Bronx, NY | not published | $1.00 – $204.98 |
| Providence Centralia Hospital | Centralia, WA | not published | $173.34 – $635.26 |
| Elmhurst Hospital Center | NY 11373, NY | not published | $1.00 – $205.72 |
| Ascension St. Vincent Warrick (St. Mary's Warrick Hospital, Inc.) | Boonville, IN | not published | $10.32 – $143.75 |
| Adventhealth Murray | Po Box 1406, GA | not published | $62.81 – $148.63 |
| Ascension St. Vincent Williamsport (St. Vincent Williamsport Hospital, Inc.) | Williamsport, IN | not published | $10.32 – $143.75 |
| Robert Wood Johnson University Hospital Somerset | Somerville, NJ | not published | $28.98 – $131.83 |
| Ascension NE Wisconsin - St. Elizabeth Campus (Ascension NE Wisconsin, Inc.) | Appleton, WI | not published | $49.79 – $206.94 |
| Robert Wood Johnson University Hospital Hamilton | Hamilton Township, NJ | not published | $28.98 – $131.83 |
| Ascension Seton Northwest (Ascension Seton) | Austin, TX | not published | $64.24 – $489.30 |
| Henry Ford Providence Novi Hospital | Novi, MI | not published | $59.26 – $112.04 |