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32 years of experience
Video profile
Accepting new patients
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).

Learn more about Dr. John Oostendorp:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

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Patient Reviews

  • Currently 4 of 4 stars
Patient comments (0)

The overall average patient rating of Dr. John Oostendorp is Excellent. Dr. Oostendorp has been reviewed by 1 patients who have provided 0 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 4.0
  • Currently 4 of 4 stars
Promptness 4.0
  • Currently 4 of 4 stars
Courteous Staff 4.0
  • Currently 4 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 4.0
  • Currently 4 of 4 stars

Specialties & Research

Dr. John Oostendorp, MD is board certified in Internal Medicine.

  • He has special expertise in 2 areas:
  • Diabetes
  • Diabetes Complications

Education & Awards

Dr. Oostendorp graduated from University of Michigan Medical School, Ann Arbor. He has 1 awards.

Alpha Omega Alpha Medical Honor Society


Dr. Oostendorp has 8 hospital affiliations:

  • Holland Community Hospital 
  • Zeeland Community Hospital 

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Additional Information
Dr. John William Oostendorp MD is a male Internist, has 32 years of experience and practices in Internal Medicine.
Where does Dr. John W. Oostendorp practice?
Dr. John Oostendorp has 3 office locations.
Dr. John Oostendorp practices Internal Medicine near Holland, MI.
Additional practice locations include: Zeeland, MI.
See Holland Internists.