Physician Profile
Marian Oleszkowicz, MD
Unclaimed ProfileAbout Dr. Oleszkowicz
Marian Oleszkowicz, MD is a healthcare provider in Grand Rapids, MI specializing in internal medicine. This provider record is associated with NPI 1487600888.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (616) 267-7700
- Email not available
Practice Locations
4069 LAKE DR SE SUITE 117
Grand Rapids, MI 49546
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other internists at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 8 related providers in 1 group
Common questions
What kind of doctor is Dr. Oleszkowicz?
Dr. Oleszkowicz is an internist in Grand Rapids, MI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
What is Dr. Oleszkowicz's address?
Dr. Oleszkowicz is listed at 4069 Lake Dr Se Suite 117, Grand Rapids, MI 49546. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Oleszkowicz?
The number on file is (616) 267-7700. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Oleszkowicz's NPI number?
Dr. Oleszkowicz's National Provider Identifier is 1487600888. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How long has Dr. Oleszkowicz been practicing?
Dr. Oleszkowicz has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Dr. Oleszkowicz confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Oleszkowicz. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.