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

Marian Oleszkowicz, MD

Individual provider Internal Medicine Physician · NPI 1487600888

Marian Oleszkowicz, MD is an Internal Medicine Physician in Grand Rapids, 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.

See every abbreviation used in this directory →

Practice location Address checks out

4069 Lake Dr SE Ste 117
Grand Rapids, MI 49546-8816
Phone: (616) 267-7700
Fax: (616) 267-8705
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 4301050285 (MI)

Record details

NPI number1487600888
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 26, 2006
Last updated in NPPESMarch 2, 2022
Certification dateMarch 2, 2022

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