Lab tests CPT 85730 Michigan Outpatient

Partial thromboplastin time (PTT) clotting test cost in Michigan

In Michigan, 61 hospitals publish a cash price for Partial thromboplastin time (PTT) clotting test: from $4.98 to $185.25, with a median of $31.00. The lowest price is at Henry Ford Health (Detroit) and 2 other hospitals. The highest price is 37.2× the lowest.

Outpatient cash prices, one line per hospital — its lowest listed price for code 85730. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 23, 2026.

Lowest$4.98Henry Ford Health + 2 more

Median$31.00half pay less

Highest$185.25in Michigan

Lowest saves$26.02vs the median

Hospitals in Michigan, cheapest first

Hospital	Cash price	List price	File date
Henry Ford Health lowest Detroit · Detroit-Warren-Dearborn, MI PTT LUPUS PANEL	$4.98	$8.90	— source file
Henry Ford Health lowest East China Township · Detroit-Warren-Dearborn, MI PTT LUPUS PANEL	$4.98	$8.90	— source file
Henry Ford Health lowest Warren · Detroit-Warren-Dearborn, MI PTT LUPUS PANEL	$4.98	$8.90	— source file
Henry Ford Health Rochester · Detroit-Warren-Dearborn, MI RL PTTD HEPARIN REFLEX BILL	$7.65	$16.28	— source file
Henry Ford Health Novi · Detroit-Warren-Dearborn, MI THROMBOPLSTN TIME, PAR(PTT)-LC	$7.84	$14.00	— source file
Henry Ford Health Southfield · Detroit-Warren-Dearborn, MI THROMBOPLSTN TIME, PAR(PTT)-LC	$7.84	$14.00	— source file
Henry Ford Health System Detroit · Detroit-Warren-Dearborn, MI HB LAB PART THROMBOPLASTIN (PTT)	$8.29	$57.00	Jun 28, 2026 source file
Henry Ford Health System West Bloomfield · Detroit-Warren-Dearborn, MI HB LAB PART THROMBOPLASTIN (PTT)	$8.29	$57.00	Jun 28, 2026 source file
Henry Ford Macomb Hospital Corporation Clinton Twp · Detroit-Warren-Dearborn, MI HB LAB PART THROMBOPLASTIN (PTT)	$8.29	$57.00	Jun 28, 2026 source file
Henry Ford Wyandotte Hospital Wyandotte · Detroit-Warren-Dearborn, MI HB LAB PART THROMBOPLASTIN (PTT)	$8.29	$57.00	Jun 28, 2026 source file
Henry Ford Health Grand Blanc Twp · Flint, MI APTT	$13.02	$31.00	— source file
McLaren Caro Region Caro · Caro, MI Partial Thromboplastin Time	$16.90	$33.80	Dec 31, 2025 source file
Corewell Health Big Rapids Hospital Big Rapids · Big Rapids, MI Hc Ptt	$21.00	$21.00	— source file
Corewell Health Blodgett Hospital East Grand Rapids · Grand Rapids-Wyoming-Kentwood, MI Hc Ptt	$21.00	$21.00	— source file
Corewell Health Butterworth Hospital Grand Rapids · Grand Rapids-Wyoming-Kentwood, MI Hc Ptt	$21.00	$21.00	— source file
Corewell Health Gerber Hospital Fremont · Fremont, MI Hc Ptt	$21.00	$21.00	— source file
Corewell Health Greenville Hospital Greenville · Grand Rapids-Wyoming-Kentwood, MI Hc Ptt	$21.00	$21.00	— source file
Corewell Health Ludington Hospital Ludington · Ludington, MI Hc Ptt	$21.00	$21.00	— source file
Corewell Health Reed City Hospital Reed City · Reed City, MI Hc Ptt	$21.00	$21.00	— source file
Corewell Health Zeeland Community Hospital Zeeland · Grand Rapids-Wyoming-Kentwood, MI Hc Ptt	$21.00	$21.00	— source file
McLaren Port Huron Port Huron · Detroit-Warren-Dearborn, MI THROMBOPLASTIN TIME PARTIAL	$21.60	$43.20	Dec 31, 2025 source file
Beacon Allegan Allegan · Holland, MI PTT REFERENCE	$22.12	$45.15	— source file
University of Michigan Health Ann Arbor · Ann Arbor, MI HC-Lab-Partial Thromboplastin	$26.80	$67.00	— source file
Karmanos Cancer Center John R Detroit · Detroit-Warren-Dearborn, MI PARTIAL THROMBO PLASTIN	$26.85	$53.70	Dec 31, 2025 source file
McLaren Thumb Region Bad Axe · Bad Axe, MI PTT With Heparin	$29.50	$59.00	Dec 31, 2025 source file
Holland Community Hospital Holland · Holland, MI Coagulation assessment blood test, plasma or whole blood	$30.60	$51.00	Sep 21, 2026 source file
Oakwood Healthcare Inc Taylor · Detroit-Warren-Dearborn, MI Hc Ptt	$31.00	$31.00	— source file
Oakwood Healthcare Inc Trenton · Detroit-Warren-Dearborn, MI Hc Ptt	$31.00	$31.00	— source file
Oakwood Healthcare Inc Wayne · Detroit-Warren-Dearborn, MI Hc Ptt	$31.00	$31.00	— source file
William Beaumont Hospital Grosse Pointe · Detroit-Warren-Dearborn, MI Hc Ptt	$31.00	$31.00	— source file
William Beaumont Hospital Troy · Detroit-Warren-Dearborn, MI Hc Ptt	$31.00	$31.00	— source file
Kalkaska Memorial Health Center Kalkaska · Traverse City, MI Partial Thromboplastin Time Heparin Protocol	$32.30	$38.00	Apr 17, 2026 source file
McLaren Bay Region Bay City · Bay City, MI PTT With Heparin	$34.35	$68.70	Dec 31, 2025 source file
McLaren Flint Flint · Flint, MI Activated PTT	$34.65	$69.30	Dec 31, 2025 source file
McLaren Greater Lansing Lansing · Lansing-East Lansing, MI Activated PTT	$34.65	$69.30	Dec 31, 2025 source file
McLaren Lapeer Region Lapeer · Detroit-Warren-Dearborn, MI Activated PTT	$34.65	$69.30	Dec 31, 2025 source file
McLaren Macomb Mount Clemens · Detroit-Warren-Dearborn, MI Activated PTT	$34.65	$69.30	Dec 31, 2025 source file
McLaren Northern Michigan Petoskey · Petoskey, MI PTT With Heparin	$34.65	$69.30	Dec 31, 2025 source file
McLaren Oakland Pontiac · Detroit-Warren-Dearborn, MI Activated PTT	$34.65	$69.30	Dec 31, 2025 source file
McLaren Central Michigan Mount Pleasant · Mount Pleasant, MI Activated Partial Thromboplastin	$34.85	$69.70	Dec 31, 2025 source file
Munson Healthcare Cadillac Cadillac · Cadillac, MI Partial Thromboplastin Time	$36.55	$43.00	Apr 17, 2026 source file
Munson Healthcare Charlevoix Hospital Charlevoix · Charlevoix, MI 85730 6787	$39.24	$46.16	Apr 17, 2026 source file
Munson Healthcare Grayling Grayling · Grayling, MI 85730 6787	$39.24	$46.16	Apr 17, 2026 source file
Munson Healthcare Manistee Hospital Manistee · Manistee, MI 85730 6787	$39.24	$46.16	Apr 17, 2026 source file
Munson Healthcare Otsego Memorial Hospital Gaylord · Gaylord, MI 85730 6787	$39.24	$46.16	Apr 17, 2026 source file
Munson Medical Center Traverse City · Traverse City, MI 85730 6787	$39.24	$46.16	Apr 17, 2026 source file
Paul Oliver Memorial Hospital Frankfort · Traverse City, MI 85730 6787	$39.24	$46.16	Apr 17, 2026 source file
Helen Newberry Joy Hospital Newberry · Newberry, MI Coagulation assessment blood test, plasma or whole blood	$45.05	$71.50	Sep 2, 2026 source file
Three Rivers Health Three Rivers · Sturgis, MI PTT	$46.15	$71.00	Jan 1, 2026 source file
Harbor Beach Community Hospital INC Harbor Beach · Harbor Beach, MI ACTIVATED PTT	$55.50	$74.00	— source file
Aspirus Iron River Hospital Iron River · Iron River, MI THROMBOPLASTIN TIME PARTIAL PLASMA/WHOLE BLOOD	$65.00	$100.00	Apr 1, 2026 source file
Aspirus Ironwood Hospital Ironwood · Ironwood, MI Ptt, Partial Thromboplastin Beaker1	$65.00	$100.00	Apr 1, 2026 source file
Aspirus Keweenaw Hospital Laurium · Houghton, MI Fac Thromboplastin Time, Partial	$65.00	$100.00	Apr 1, 2026 source file
Corewell Health Watervliet Hospital Watervliet · Niles, MI Hc Ptt	$65.00	$65.00	— source file
Lakeland Hospitals at Niles and St Joseph Inc St Joseph · Niles, MI Hc Ptt	$65.00	$65.00	— source file
VHS Childrens Hospital of Michigan Inc Detroit · Detroit-Warren-Dearborn, MI PTT	$69.00	$92.00	Apr 6, 2026 source file
VHS Huron Valley-Sinai Hospital Inc Commerce Charter Twp · Detroit-Warren-Dearborn, MI PTT	$84.00	$112.00	May 20, 2026 source file
VHS Rehabilitation Institute of Michigan Inc Detroit · Detroit-Warren-Dearborn, MI PTT	$135.75	$181.00	Apr 8, 2026 source file
VHS Sinai Grace Hospital Inc Detroit · Detroit-Warren-Dearborn, MI PTT	$171.75	$229.00	Apr 8, 2026 source file
VHS Detroit Receiving Hospital Inc Detroit · Detroit-Warren-Dearborn, MI PTT	$178.50	$238.00	Apr 7, 2026 source file
Vhs Harper-Hutzel Hospital INC Detroit · Detroit-Warren-Dearborn, MI PTT	$185.25	$247.00	Sep 2, 2026 source file

By metro area

Each metro page compares every listing, including prices for both sides of the body.

Metro area	Hospitals	Lowest	Median
Detroit-Warren-Dearborn, MI	26	$4.98	$31.00
Grand Rapids-Wyoming-Kentwood, MI	4	$21.00	$21.00
Traverse City, MI	3	$32.30	$39.24
Flint, MI	2	$13.02	$23.84
Holland, MI	2	$22.12	$26.36
Niles, MI	2	$65.00	$65.00
Ann Arbor, MI	1	$26.80	$26.80
Bad Axe, MI	1	$29.50	$29.50
Bay City, MI	1	$34.35	$34.35
Big Rapids, MI	1	$21.00	$21.00
Caro, MI	1	$16.90	$16.90
Charlevoix, MI	1	$39.24	$39.24
Cadillac, MI	1	$36.55	$36.55
Fremont, MI	1	$21.00	$21.00
Gaylord, MI	1	$39.24	$39.24
Grayling, MI	1	$39.24	$39.24
Harbor Beach, MI	1	$55.50	$55.50
Houghton, MI	1	$65.00	$65.00
Iron River, MI	1	$65.00	$65.00
Ironwood, MI	1	$65.00	$65.00
Lansing-East Lansing, MI	1	$34.65	$34.65
Ludington, MI	1	$21.00	$21.00
Manistee, MI	1	$39.24	$39.24
Mount Pleasant, MI	1	$34.85	$34.85
Newberry, MI	1	$45.05	$45.05
Petoskey, MI	1	$34.65	$34.65
Reed City, MI	1	$21.00	$21.00
Sturgis, MI	1	$46.15	$46.15

What it is

The partial thromboplastin time (PTT or aPTT) test measures how long it takes blood to clot through a different pathway than the PT test. It is used to check for bleeding disorders, before surgery, and to monitor heparin.

What the price covers

The price usually covers the PTT test. The blood draw is often billed separately.

Partial thromboplastin time (PTT) clotting test in other states

Median cash price across the state's hospitals.