Blood Clotting (PT/INR) Test cost at US hospitals

Prothrombin time (PT/INR) · CPT 85610

What is Blood Clotting (PT/INR) Test? Read the full explainer →

Blood Clotting (PT/INR) Test

This test times how long a blood sample takes to form a clot and reports it as an INR, a standardized number that can be compared between laboratories. It is the routine check for people taking warfarin, and a way of assessing bleeding risk before a procedure.

$4.18

lowest cash price

$53.30

national median

$540.91

highest cash price

903

hospitals with a published cash price

Middle half of hospitals (25th–75th percentile) against the full range. The same procedure varies $4.18–$540.91 — the variation is the story.

Most expensive published cash price

$540.91

Adventhealth Dade City — Dade City, FL

Median cash price over time

Aug 1, 2025 ($52.00) → Sep 1, 2026 ($34.00)

By state

State Hospitals Lowest cash Median Highest
Alaska 5 $58.50 $90.48 $170.82
Arizona 24 $8.06 $26.71 $80.88
Arkansas 11 $17.29 $29.25 $60.00
California 91 $8.94 $89.60 $201.57
Colorado 16 $5.20 $53.71 $191.96
Florida 72 $18.36 $130.65 $540.91
Georgia 25 $20.00 $68.25 $363.48
Hawaii 2 $40.96 $40.96 $41.25
Illinois 51 $20.00 $55.44 $192.80
Indiana 26 $11.12 $78.00 $119.40
Iowa 27 $32.85 $44.59 $353.00
Kansas 11 $22.40 $279.69 $400.17
Kentucky 26 $37.02 $59.38 $193.66
Louisiana 1 $28.08 $28.08 $28.08
Maine 7 $46.50 $87.30 $110.55
Maryland 2 $12.60 $12.60 $12.60
Michigan 27 $5.92 $31.00 $95.20
Minnesota 18 $22.51 $80.86 $88.51
Mississippi 11 $4.18 $28.80 $76.59
Missouri 21 $23.25 $29.15 $433.11
Montana 2 $39.20 $39.20 $114.40
Nebraska 13 $30.70 $57.54 $83.00
Nevada 4 $24.58 $100.86 $140.72
New Hampshire 1 $117.50 $117.50 $117.50
New Jersey 23 $4.29 $4.72 $38.80
New Mexico 2 $39.06 $39.06 $39.06
New York 23 $4.29 $4.29 $78.00
North Carolina 15 $39.00 $67.70 $76.00
North Dakota 4 $35.20 $35.20 $35.20
Ohio 68 $19.50 $35.60 $146.90
Oklahoma 18 $22.00 $40.30 $188.79
Oregon 12 $17.85 $41.25 $46.81
Pennsylvania 33 $15.00 $30.00 $308.40
South Carolina 12 $28.00 $68.50 $184.50
South Dakota 7 $33.60 $52.80 $91.20
Tennessee 37 $6.67 $13.20 $538.07
Texas 106 $26.46 $117.00 $489.43
Virginia 43 $6.67 $57.60 $359.16
Washington 32 $11.20 $34.46 $120.64
West Virginia 18 $19.20 $36.00 $133.20
Wisconsin 35 $13.68 $34.45 $132.78
Wyoming 4 $21.42 $32.44 $35.04

All hospitals

Hospital Location Cash price Negotiated range
Northwestern Memorial Hospital Chicago, IL $86.80 not published
Lincoln Health Damariscotta, ME $87.30 $3.47 – $34.50
Ascension St. Vincent Mercy (St. Vincent Madison County Health System, Inc.) Elwood, IN $88.20 $1.32 – $9.78
ADVENTIST HEALTH MENDOCINO COAST Fort Bragg, CA $88.44 $0.15 – $35.83
Abbott Northwestern Hospital MN 55407, MN $88.51 $3.99 – $14.31
Mercy Hospital MN 55443 | 550 Osborne Road NE. Fridley, MN $88.51 $3.99 – $10.99
United Hospital MN | 1175 Nininger Road. Hastings, MN $88.51 $3.99 – $31.22
Lorain Hospital Lorain, OH $89.40 not published
Redwood City Medical Center Redwood City, CA $89.60 $3.00 – $3.00
Oakland Medical Center Oakland, CA $89.60 $3.00 – $3.00
Sacramento Medical Center SACRAMENTO, CA $89.60 $3.00 – $3.00
San Leandro Medical Center SAN LEANDRO, CA $89.60 $3.00 – $3.00
Santa Clara Medical Center SANTA CLARA, CA $89.60 $3.00 – $3.00
San Rafael Medical Center SAN RAFAEL, CA $89.60 $3.00 – $3.00
Santa Rosa Medical Center SANTA ROSA, CA $89.60 $3.00 – $3.00
South San Francisco Medical Center SOUTH SAN FRANCISCO, CA $89.60 $3.00 – $3.00
South Sacramento Medical Center SACRAMENTO, CA $89.60 $3.00 – $3.00
Vacaville Medical Center VACAVILLE, CA $89.60 $3.00 – $3.00
Walnut Creek Medical Center WALNUT CREEK, CA $89.60 $3.00 – $3.00
Vallejo Medical Center VALLEJO, CA $89.60 $3.00 – $3.00
Antioch Medical Center ANTIOCH, CA $89.60 $3.00 – $3.00
Fremont Medical Center FREMONT, CA $89.60 $3.00 – $3.00
Fresno Medical Center FRESNO, CA $89.60 $3.00 – $3.00
Roseville Medical Center ROSEVILLE, CA $89.60 $3.00 – $3.00
San Jose Medical Center SAN JOSE, CA $89.60 $3.00 – $3.00
San Francisco Medical Center SAN FRANCISCO, CA $89.60 $3.00 – $3.00
Northwestern Medicine Central DuPage Hospital IL 60190, IL $89.60 not published
Northwestern Medicine Delnor Hospital Geneva, IL $89.60 not published
Providence Saint Joseph Medical Center Burbank, CA $90.30 $4.29 – $23.00
Providence Valdez Medical Center Valdez, AK $90.48 not published
Mid Coast Hospital Brunswick, ME $90.60 $3.18 – $12.75
Sanford Chamberlain Medical Center Chamberlain, SD $91.20 $6.50 – $17.10
Ascension St. Vincent Kokomo (St. Joseph Hospital & Health Center, Inc.) Kokomo, IN $91.80 $1.32 – $9.78
Sentara Leigh Hospital Norfolk, VA $92.00 $4.29 – $29.37
Sentara Virginia Beach General Hospital Virginia Beach, VA $92.00 $4.29 – $29.37
Sentara CarePlex Hospital Hampton, VA $92.00 $4.29 – $4.50
Sentara Princess Anne Hospital Virginia Beach, VA $92.00 $4.29 – $29.37
Sentara Obici Hospital Suffolk, VA $92.00 $4.29 – $29.37
Sentara Northern Virginia Medical Center Woodbridge, VA $92.00 $3.44 – $20.83
Sentara Norfolk General Hospital Norfolk, VA $92.00 $4.29 – $29.37
Providence Seward Hospital Seward, AK $92.04 not published
Ascension St. Vincent Salem (St. Vincent Salem Hospital, Inc.) Salem, IN $93.00 $1.32 – $9.78
Ascension St. Vincent Jennings (St. Vincent Jennings Hospital, Inc.) Vernon, IN $93.00 $1.32 – $9.78
Mercy Medical Center Mt. Shasta Mt Shasta, CA $93.36 $2.24 – $4.29
UPMC Wellsboro Wellsboro, PA $93.60 $4.00 – $6.82
Barbourville ARH Hospital Barbourville, KY $93.60 $4.29 – $4.29
SAN JOAQUIN COMMUNITY HOSPITAL Bakersfield, CA $94.35 $1.12 – $45.03
SONORA COMMUNITY HOSPITAL Sonora, CA $94.69 $0.73 – $35.83
Orange County Anaheim Medical Center Anaheim, CA $95.16 $3.00 – $3.00
Baldwin Park Medical Center BALDWIN PARK, CA $95.16 $3.00 – $3.00

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