Serial tonometry cost at US hospitals
SERIAL TONOMETRY · CPT 92100
$17.46
lowest cash price
$144.33
national median
$605.80
highest cash price
84
hospitals with a published cash price
Middle half of hospitals (25th–75th percentile) against the full range. The same procedure varies $17.46–$605.80 — the variation is the story.
Median cash price over time
Sep 1, 2025 ($76.25) → Jun 1, 2026 ($144.33)
By state
| State | Hospitals | Lowest cash | Median | Highest |
|---|---|---|---|---|
| Alaska | 5 | $373.62 | $373.62 | $429.78 |
| California | 15 | $76.65 | $118.32 | $355.98 |
| Colorado | 6 | not published by hospital | not published by hospital | not published by hospital |
| Florida | 48 | $174.20 | $174.20 | $605.80 |
| Illinois | 15 | $122.50 | $122.50 | $169.60 |
| Indiana | 16 | not published by hospital | not published by hospital | not published by hospital |
| Iowa | 11 | $169.60 | $169.60 | $169.60 |
| Kansas | 3 | not published by hospital | not published by hospital | not published by hospital |
| Maine | 7 | $76.25 | $76.25 | $76.25 |
| Michigan | 18 | $36.31 | $36.31 | $36.31 |
| Minnesota | 2 | $136.00 | $136.00 | $136.00 |
| Missouri | 9 | $60.36 | $60.36 | $60.36 |
| Montana | 1 | $253.60 | $253.60 | $253.60 |
| 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 | $105.00 | $105.00 | $105.00 |
| New York | 11 | not published by hospital | not published by hospital | not published by hospital |
| North Carolina | 12 | not published by hospital | not published by hospital | not published by hospital |
| North Dakota | 2 | $211.20 | $211.20 | $211.20 |
| Ohio | 22 | $174.20 | $174.20 | $174.20 |
| Oklahoma | 9 | not published by hospital | not published by hospital | not published by hospital |
| Oregon | 8 | $359.25 | $384.75 | $413.25 |
| South Dakota | 2 | not published by hospital | not published by hospital | not published by hospital |
| Tennessee | 6 | not published by hospital | not published by hospital | not published by hospital |
| Texas | 36 | $17.46 | $131.02 | $144.33 |
| Virginia | 2 | not published by hospital | not published by hospital | not published by hospital |
| Washington | 11 | $103.60 | $126.70 | $212.80 |
| Wisconsin | 9 | $29.68 | $29.68 | $29.68 |
All hospitals
| Hospital | Location | Cash price | Negotiated range |
|---|---|---|---|
| Henry Ford River District Hospital | China Township, MI | not published | $66.65 – $105.60 |
| Ascension St. John Medical Center (St. John Medical Center, Inc.) | Tulsa, OK | not published | $37.80 – $72.55 |
| Ascension St. Vincent Clay (St. Vincent Clay Hospital, Inc.) | Brazil, IN | not published | $5.84 – $55.30 |
| Ascension St. Vincent Fishers (St. Vincent Fishers Hospital, Inc.) | Fishers, IN | not published | $5.86 – $55.30 |
| St Elias Specialty Hospital | Anchorage, AK | not published | $55.02 – $366.24 |
| Henry Ford Genesys Hospital | Grand Blanc Twp, MI | not published | $33.60 – $46.49 |
| South Brooklyn Health | Brooklyn, NY | not published | $0.01 – $645.00 |
| HCA FLORIDA WESTSIDE HOSPITAL | PLANTATION, FL | not published | $38.00 – $38.80 |
| HCA FLORIDA SOUTH SHORE HOSPITAL | PARRISH, FL | not published | $38.00 – $38.80 |
| HCA FLORIDA SARASOTA DOCTORS HOSPITAL | VENICE, FL | not published | $38.00 – $38.80 |
| Henry Ford St John Hospital | Detroit, MI | not published | $66.65 – $105.60 |
| HCA FLORIDA MERCY HOSPITAL | MIAMI, FL | not published | $38.00 – $38.80 |
| HCA FLORIDA JFK HOSPITAL | PALM BEACH GARDENS, FL | not published | $38.00 – $38.80 |
| HCA HOUSTON TOMBALL | HOUSTON, TX | not published | $80.96 – $437.42 |
| Robert Wood Johnson University Hospital Rahway | Rahway, NJ | not published | $30.88 – $30.88 |
| Corewell Health Butterworth Hospital | Grand Rapids, MI | not published | $104.71 – $104.71 |
| Ascension St. Vincent Jennings (St. Vincent Jennings Hospital, Inc.) | Vernon, IN | not published | $5.86 – $55.30 |
| MaineHealth - Memorial Hospital | North Conway, NH | not published | $30.63 – $163.83 |
| Corewell Health Lakeland St. Joseph | St Joseph, MI | not published | $183.45 – $183.45 |
| HCA FLORIDA LARGO HOSPITAL | LARGO, FL | not published | $38.00 – $38.80 |
| HCA FLORIDA BRANDON HOSPITAL | TAMPA, FL | not published | $38.00 – $38.80 |
| HCA FLORIDA GULF COAST HOSPITAL | PANAMA CITY, FL | not published | $38.00 – $40.00 |
| Franklin Memorial Hospital | Farmington, ME | not published | $31.55 – $163.83 |
| HCA FLORIDA MEMORIAL HOSPITAL | JACKSONVILLE, FL | not published | $38.00 – $38.80 |
| SSM Health St. Anthony Hospital - Oklahoma City | Oklahoma City, OK | not published | $49.01 – $115.65 |
| MercyOne Genesis Aledo Medical Center | Aledo, IL | not published | $110.00 – $213.41 |
| Adventhealth Rollins Brook | Lampasas, TX | not published | $133.21 – $133.21 |
| MercyOne Genesis Silvis Medical Center | Silvis, IL | not published | $78.80 – $78.80 |
| HCA FLORIDA SOUTH TAMPA HOSPITAL | Tampa, FL | not published | $38.00 – $38.80 |
| UCF LAKE NONA HOSPITAL | Orlando, FL | not published | $38.00 – $38.80 |
| SSM Health Cardinal Glennon Children's Hospital | Saint Louis, MO | not published | $34.66 – $34.66 |
| AdventHealth Parker | Parker, CO | not published | $56.56 – $56.56 |
| Dell Seton Medical Center at The University of Texas (Ascension Seton) | Austin, TX | not published | $33.72 – $143.59 |
| HCA FLORIDA PASADENA HOSPITAL | South Pasadena, FL | not published | $38.00 – $38.80 |
| Ascension Via Christi Hospital Manhattan, Inc | Manhattan, KS | not published | $74.90 – $100.28 |
| Dell Children's Medical Center (Ascension Seton) | Austin, TX | not published | $33.72 – $143.59 |
| Ascension Seton Smithville (Ascension Seton) | Smithville, TX | not published | $33.72 – $143.59 |
| Ascension Calumet Hospital, Inc. | Chilton, WI | not published | $34.41 – $271.99 |
| Jacobi Medical Center | Bronx, NY | not published | $0.01 – $645.00 |
| Elmhurst Hospital Center | NY 11373, NY | not published | $0.01 – $645.00 |
| HCA FLORIDA WOODMONT HOSPITAL | TAMARAC, FL | not published | $38.00 – $38.80 |
| Ascension St. Vincent Warrick (St. Mary's Warrick Hospital, Inc.) | Boonville, IN | not published | $5.84 – $55.30 |
| HCA FLORIDA ST. LUCIE HOSPITAL | STUART, FL | not published | $38.00 – $38.80 |
| HCA FLORIDA OSCEOLA HOSPITAL | ORLANDO, FL | not published | $38.00 – $40.00 |
| HCA FLORIDA ORANGE PARK HOSPITAL | MIDDLEBURG, FL | not published | $38.00 – $38.80 |
| Ascension St. Vincent Williamsport (St. Vincent Williamsport Hospital, Inc.) | Williamsport, IN | not published | $5.84 – $55.30 |
| Robert Wood Johnson University Hospital Somerset | Somerville, NJ | not published | $24.16 – $46.71 |
| Ascension NE Wisconsin - St. Elizabeth Campus (Ascension NE Wisconsin, Inc.) | Appleton, WI | not published | $34.41 – $271.99 |
| Robert Wood Johnson University Hospital Hamilton | Hamilton Township, NJ | not published | $25.28 – $25.28 |
| Henry Ford Providence Novi Hospital | Novi, MI | not published | $105.60 – $33,317.28 |