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

Dr. Geoffrey Riches Grambau, MD

Individual provider Pulmonary Disease Physician · NPI 1144324633

Dr. Geoffrey Riches Grambau, MD is a Pulmonary Disease Physician in Kalamazoo, 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.

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Practice location Address checks out

601 John St Ste M-401
Kalamazoo, MI 49007-5342
Phone: (269) 388-5864
Fax: (269) 388-5211
Show map & directions

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

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence GG035172 (MI)

Record details

NPI number1144324633
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 12, 2006
Last updated in NPPESNovember 27, 2023
Certification dateOctober 9, 2020

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