Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Michael Thomas Flisak, DO

Individual provider Cardiovascular Disease Physician · NPI 1548426943

Dr. Michael Thomas Flisak, DO is a Cardiovascular Disease (Cardiology) in Michigan City, Indiana. Graduated from Midwestern University, Chicago College of Osteopathic Med in 2005, 21 years ago. Practices with Ascension Medical Group-Southeast Wisconsin Inc, a 555-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Illinois, Indiana and Wisconsin.

Years since qualifying
21
Trained at
Midwestern University, Chicago College of Osteopathic Med
Licensed in
IL, IN, WI
In the registry since
2008
Specialties on file
4
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

3500 Franciscan Way Ste 400
Michigan City, IN 46360-0021
Phone: (219) 878-8200
Fax: (219) 877-8331
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 3231 Euclid Ave Ste 201, Berwyn, IL 60402-3472 — (708) 783-2055
  • 11560 S Kedzie Ave Ste 100, Merrionette Park, IL 60803-4517 — (708) 824-1114
  • 13011 S 104th Ave, Palos Park, IL 60464-1506 — (708) 478-3600

Specialties & licences

Interventional Cardiology Physician (primary) Taxonomy 207RI0011X · Licence 02005248 (IN)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 036118827 (IL)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 55811 (WI)
Interventional Cardiology Physician Taxonomy 207RI0011X · Licence 036118827 (IL)

Record details

NPI number1548426943
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedAugust 5, 2008
Last updated in NPPESMarch 5, 2019
Mailing addressPo Box 781076, Detroit, MI 48278-1076

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolMIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED
Graduated 2005 (21 years in practice)
Group practice Ascension Medical Group-Southeast Wisconsin Inc — 555 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Michigan City