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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (37)

The overall average patient rating of Dr. Michael App is Excellent. Dr. App has been reviewed by 60 patients who have provided 37 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.3
Promptness 4.3
Courteous Staff 4.3
Accurate Diagnosis 4.2
Bedside Manner 4.6
Spends Time with Me 4.3
Follows Up After Visit 4.1

Specialties & Research

Dr. Michael App, MD is board certified in Internal Medicine and Pediatrics.

  • He has special expertise in 3 areas:
  • Diabetes
  • Diabetes Complications
  • Pediatrics

Education & Awards

Dr. App graduated from Wayne State University, Detroit. He has 3 awards.

Patients' Choice Award (2008 - 2009, 2012 - 2014)
Compassionate Doctor Recognition (2012 - 2014)
Top 10 Doctor - City (2014)
Grand Rapids, MI


Dr. App has 13 hospital affiliations:

  • Spectrum Health Kelsey Hospital 
  • Mercy Health Partners- General Campus 


  • French
  • Spanish

> > > > Dr. Michael App, MD

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Additional Information
Dr. Michael J App MD is a male Internist, has 14 years of experience and practices in Internal Medicine and Pediatrics.
Where does Dr. Michael J. App practice?
Dr. Michael App has 7 office locations.
Dr. Michael App practices Internal Medicine and Pediatrics near Grand Rapids, MI.
See Grand Rapids Internists and Grand Rapids Pediatricians.