#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 |
|---|---|---|---|
| San Marcos Medical Center | SAN MARCOS, CA | $141.44 | $50.00 – $50.00 |
| West Los Angeles Medical Center | LOS ANGELES, CA | $141.44 | $50.00 – $50.00 |
| San Diego Clairemont Mesa Medical Center | SAN DIEGO, CA | $141.44 | $50.00 – $50.00 |
| Panorama Medical Center | PANORAMA CITY, CA | $141.44 | $50.00 – $50.00 |
| Los Angeles Sunset Medical Center | LOS ANGELES, CA | $141.44 | $50.00 – $50.00 |
| Moreno Valley Medical Center | MORENO VALLEY, CA | $141.44 | $50.00 – $50.00 |
| 64-0362400 Anderson Regional South Campus | Meridian, MS | $142.00 | $47.28 – $278.23 |
| Providence Sacred Heart Medical Center and Children's Hospital | Spokane, WA | $150.50 | $127.12 – $398.71 |
| Providence St Joseph Hospital | Chewelah, WA | $150.50 | not published |
| Providence Mount Carmel Hospital | Colville, WA | $150.50 | not published |
| Gouverneur Hospital | Gouverneur, NY | $150.78 | $25.25 – $25.25 |
| SSM Health St. Mary's Hospital - Centralia | Centralia, IL | $151.25 | not published |
| SSM Health Good Samaritan Hospital - Mt. Vernon | Mount Vernon, IL | $151.25 | not published |
| Massena Hospital | Massena, NY | $151.57 | $37.88 – $37.88 |
| CHI St. Vincent North | Sherwood, AR | $153.03 | $44.68 – $331.10 |
| Texas Health Harris Methodist Hospital Alliance | Fort Worth, TX | $153.90 | $16.55 – $199.22 |
| Texas Health Center for Diagnostics and Surgery Plano | Plano, TX | $153.90 | $16.55 – $199.22 |
| Texas Health Presbyterian Hospital Flower Mound | Flower Mound, TX | $153.90 | $16.55 – $199.22 |
| Texas Health Harris Methodist Hospital Hurst-Euless-Bedford | Bedford, TX | $153.90 | $16.55 – $199.22 |
| Texas Health Presbyterian Hospital Plano | Plano, TX | $153.90 | $16.55 – $199.22 |
| AdventHealth Orlando | Orlando, FL | $154.00 | not published |
| UnityPoint Health - Allen Hospital | Waterloo, IA | $155.20 | $55.80 – $163.40 |
| UnityPoint Health - Finley Hospital | Dubuque, IA | $155.20 | $55.80 – $178.48 |
| UnityPoint Health - Grinnell Regional Medical Center | Grinnell, IA | $155.20 | $55.80 – $163.40 |
| UnityPoint Health - Iowa Lutheran Hospital | Des Moines, IA | $155.20 | $55.80 – $163.40 |
| UnityPoint Health - Jones Regional Medical Center | Anamosa, IA | $155.20 | $55.80 – $163.40 |
| UnityPoint Health - Marshalltown | Marshalltown, IA | $155.20 | $55.80 – $163.40 |
| UnityPoint Health - St. Lukes Downtown | Sioux City, IA | $155.20 | $50.44 – $163.40 |
| UnityPoint Health - Trinity Bettendorf | Bettendorf, IA | $155.20 | $55.80 – $163.40 |
| UnityPoint Health - Trinity Moline | Rock Island, IL | $155.20 | $55.80 – $163.40 |
| UnityPoint Health - Trinity Muscatine | Muscatine, IA | $155.20 | $55.80 – $163.40 |
| UnityPoint Health - Trinity Regional Medical Center | Fort Dodge, IA | $155.20 | $55.80 – $163.40 |
| UnityPoint Health - St. Luke's Hospital | Cedar Rapids, IA | $155.20 | $55.80 – $163.40 |
| HSHS St. John's Hospital | IL 62769|301 N. 8th St., IL | $158.40 | $23.09 – $220.00 |
| Providence Medford Medical Center | Medford, OR | $162.75 | not published |
| MultiCare Auburn Medical Center | Auburn, WA | $164.00 | $20.02 – $21.63 |
| MultiCare Covington Medical Center | Covington, WA | $164.00 | $20.02 – $21.63 |
| MultiCare Good Samaritan Hospital | Puyallup, WA | $164.00 | $20.49 – $22.13 |
| MultiCare Mary Bridge Children's Hospital | Tacoma, WA | $164.00 | $20.39 – $72.39 |
| MultiCare Allenmore Hospital | Tacoma, WA | $164.00 | $20.50 – $20.50 |
| Providence Newberg Medical Center | Newberg, OR | $172.50 | $62.98 – $62.98 |
| Providence Seaside Hospital | Seaside, OR | $172.50 | not published |
| Providence Portland Medical Center | Portland, OR | $172.50 | $55.85 – $131.90 |
| Providence St Vincent Medical Center | Portland, OR | $172.50 | $55.85 – $131.90 |
| Providence Willamette Falls Medical Center | Oregon City, OR | $172.50 | $55.85 – $131.90 |
| Providence Hood River Memorial Hospital | Hood River, OR | $172.50 | not published |
| Providence Milwaukie Hospital | Milwaukie, OR | $172.50 | $55.85 – $131.90 |
| Canton-Potsdam Hospital | Potsdam, NY | $178.78 | $25.25 – $59.84 |
| Adventhealth Dade City | Dade City, FL | $179.59 | not published |
| Rochester General Hospital | Rochester, NY | $187.91 | $25.25 – $49.67 |