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

Individual provider Emergency Medicine Physician · NPI 1982823639

Dr. Thomas Michael Witham, MD is an Emergency Medicine in Grand Rapids, Michigan. Graduated from Wayne State University School of Medicine in 2004, 22 years ago. Practices with Grand River Emergency Medical Group PLC, a 42-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
22
Trained at
Wayne State University School of Medicine
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

200 Jefferson Ave SE
Grand Rapids, MI 49503-4502
Phone: (616) 942-9610
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 4301084261 (MI)

Record details

NPI number1982823639
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 24, 2007
Last updated in NPPESMarch 4, 2008
Mailing addressPo Box Q, Grand Rapids, MI 49501-4917

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolWAYNE STATE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2004 (22 years in practice)
Group practice Grand River Emergency Medical Group Plc — 42 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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