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

Individual provider Allergy & Immunology Physician · NPI 1962627802

Mark Marshall Millar, MD is an Allergy/Immunology in Grand Rapids, Michigan. Graduated from Northwestern University Feinberg Medical School in 1993, 33 years ago. Accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
33
Trained at
Northwestern University Feinberg Medical School
Licensed in
MI
In the registry since
2007
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

1179 E Paris Ave SE Ste 150
Grand Rapids, MI 49546-8371
Phone: (616) 957-1912
Fax: (616) 957-0074
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence 4301071401 (MI)

Record details

NPI number1962627802
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 16, 2007
Last updated in NPPESMay 14, 2014

Medicare enrollment

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

Medicare specialtyALLERGY/IMMUNOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolNORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated 1993 (33 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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