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

Michael R Fassl, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1477173664

Michael R Fassl, MD is a Family Practice in Merrionette Park, Illinois. Qualified in 2020, 6 years ago. Practices with Advocate Health and Hospitals Corporation, a 3,079-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
6
Licensed in
IL
In the registry since
2020
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

11600 S Kedzie Ave
Merrionette Park, IL 60803-6307
Phone: (708) 272-4150
Fax: (708) 229-0696
Show map & directions

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

Additional practice locations (1)

  • 617 W Clairemont Ave, Eau Claire, WI 54701-6223 — (715) 839-5175

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 036-165936 (IL)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1477173664
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 17, 2020
Last updated in NPPESOctober 11, 2023
Certification dateOctober 11, 2023

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Advocate Health And Hospitals Corporation — 3079 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

Other providers in Merrionette Park