#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 |
|---|---|---|---|
| South Sacramento Medical Center | SACRAMENTO, CA | $260.96 | $67.00 – $67.00 |
| Vacaville Medical Center | VACAVILLE, CA | $260.96 | $67.00 – $67.00 |
| Walnut Creek Medical Center | WALNUT CREEK, CA | $260.96 | $67.00 – $67.00 |
| Vallejo Medical Center | VALLEJO, CA | $260.96 | $67.00 – $67.00 |
| Antioch Medical Center | ANTIOCH, CA | $260.96 | $67.00 – $67.00 |
| Fremont Medical Center | FREMONT, CA | $260.96 | $67.00 – $67.00 |
| Fresno Medical Center | FRESNO, CA | $260.96 | $67.00 – $67.00 |
| Roseville Medical Center | ROSEVILLE, CA | $260.96 | $67.00 – $67.00 |
| San Jose Medical Center | SAN JOSE, CA | $260.96 | $67.00 – $67.00 |
| San Francisco Medical Center | SAN FRANCISCO, CA | $260.96 | $67.00 – $67.00 |
| HSHS St. Mary's Hospital Medical Center | GREEN BAY, WI | $263.34 | $11.76 – $239.40 |
| HSHS St. Nicholas Hospital | SHEBOYGAN, WI | $263.34 | $11.76 – $239.40 |
| HSHS St. Vincent Hospital | Green Bay, WI | $263.34 | $12.20 – $239.40 |
| HSHS St. Clare Memorial Hospital | OCONTO FALLS, WI | $263.34 | $43.20 – $239.40 |
| Mercy Hospital Oklahoma City | Oklahoma City, OK | $265.20 | $48.97 – $124.56 |
| Mercy Orthopedic Hospital Springfield | Ozark, MO | $271.05 | $44.74 – $207.89 |
| Adventhealth North Pinellas | Tarpon Springs, FL | $280.88 | not published |
| SSM Health St. Clare Hospital - Fenton | Fenton, MO | $281.60 | $62.81 – $219.91 |
| SSM Health DePaul Hospital - St. Louis | Bridgeton, MO | $281.60 | $62.81 – $219.91 |
| SSM Health Saint Louis University Hospital | Saint Louis, MO | $281.60 | $62.81 – $113.90 |
| SSM Health St. Joseph Hospital- Wentzville | Wentzville, MO | $281.60 | $62.81 – $219.91 |
| SSM Health St. Joseph Hospital - St. Charles | Saint Charles, MO | $281.60 | $62.81 – $219.91 |
| SSM Health St. Mary's Hospital - St. Louis | Richmond Heights, MO | $281.60 | $62.81 – $219.91 |
| SSM Health St. Joseph Hospital - Lake Saint Louis | Lake Saint Louis, MO | $281.60 | $62.81 – $219.91 |
| Yavapai Regional Medical Center (East) | Prescott, AZ | $285.67 | $64.01 – $302.10 |
| UPMC Williamsport | Williamsport, PA | $287.40 | $74.04 – $170.00 |
| UPMC Muncy | Muncy, PA | $288.00 | $74.04 – $164.63 |
| UPMC Altoona | Altoona, PA | $288.00 | $67.31 – $384.00 |
| Love County Health Center | Marietta, OK | $291.00 | $54.19 – $54.19 |
| UPMC Jameson | New Castle, PA | $303.00 | $14.84 – $159.16 |
| UPMC Magee | Pittsburgh, PA | $303.00 | $48.53 – $157.89 |
| UPMC Northwest | Seneca, PA | $303.00 | $46.29 – $405.92 |
| UPMC Presbyterian | Pittsburgh, PA | $303.00 | $48.82 – $190.50 |
| Sunnyside Medical Center | CLACKAMAS, OR | $305.15 | $93.00 – $93.00 |
| Westside Medical Center | HILLSBORO, OR | $305.15 | $93.00 – $93.00 |
| Trinity Medical Center East | Steubenville, OH | $335.25 | $26.64 – $520.52 |
| cleveland clinic florida weston hospital | Weston, FL | $343.20 | $11.52 – $528.00 |
| martin north hospital | Stuart, FL | $343.20 | $12.13 – $528.00 |
| indian river hospital | Vero Beach, FL | $343.20 | $11.52 – $528.00 |
| UPMC Wellsboro | Wellsboro, PA | $348.00 | $67.31 – $153.90 |
| Central Medical Center | Seattle, WA | $364.00 | $75.00 – $75.00 |
| UPMC Horizon-Greenville | Greenville, PA | $402.00 | $46.44 – $252.89 |
| HSHS St. Mary's Hospital | DECATUR, IL | $522.00 | $24.25 – $725.00 |
| CHI St. Vincent Hospital Hot Springs | Hot Springs, AR | $531.00 | $44.68 – $424.80 |
| UPMC McKeesport | Mckeesport, PA | $551.40 | $47.08 – $157.89 |
| Adventhealth Shawnee Mission | Shawnee Mission, KS | $564.21 | $26.38 – $83.61 |
| Adventhealth South Overland Park | Overland Park, KS | $564.21 | $26.38 – $83.61 |
| Adventhealth Ottawa | Ottawa, KS | $564.21 | $26.38 – $211.57 |
| BAYLOR UNIVERSITY MEDICAL CENTER | Dallas, TX | $564.24 | $15.26 – $160.92 |
| BAYLOR SCOTT & WHITE MEDICAL CENTER - BRENHAM | Brenham, TX | $564.24 | $11.09 – $80.80 |