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

Marianne K Melnik, MD

Individual provider Medical Oncology Physician · NPI 1629142658

Marianne K Melnik, MD is a Surgical Oncology in Grand Rapids, Michigan. Graduated from University of Chicago, Pritzker School of Medicine in 1983, 43 years ago. Practices with Spectrum Health Primary Care Partners, a 2,303-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
43
Trained at
University of Chicago, Pritzker School of Medicine
Licensed in
MI
In the registry since
2006
Specialties on file
3
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

145 Michigan St NE Ste 4400
Grand Rapids, MI 49503-2562
Phone: (616) 486-6333
Fax: (616) 486-6399
Show map & directions

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

Specialties & licences

Surgical Oncology Physician (primary) Taxonomy 2086X0206X · Licence 4301067619 (MI)
Medical Oncology Physician Taxonomy 207RX0202X · Licence ML067619 (MI)
Surgery Physician Taxonomy 208600000X · Licence ML067619 (MI)

Record details

NPI number1629142658
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 20, 2006
Last updated in NPPESMarch 3, 2021
Certification dateMarch 3, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtySURGICAL ONCOLOGY
Medical schoolUNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE
Graduated 1983 (43 years in practice)
Group practice Spectrum Health Primary Care Partners — 2303 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations11 on file with Medicare

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