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

John Oostendorp, MD

Individual provider Internal Medicine Physician · NPI 1790725802

John Oostendorp, MD is an Internal Medicine Physician in Holland, Michigan. Licensed in Michigan. Registered with an NPI since 2006.

Licensed in
MI
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

588 Lakewood Blvd
Holland, MI 49424-2023
Phone: (616) 494-5800
Fax: (616) 494-5901
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 4301042921 (MI)

Record details

NPI number1790725802
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 7, 2006
Last updated in NPPESJanuary 7, 2022
Certification dateJanuary 7, 2022
Mailing address100 Michigan St Ne, Mc 845, Grand Rapids, MI 49503-2560

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