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

Dr. Mitchell Alan Grohowski, DO

Individual provider Internal Medicine Physician · NPI 1174709588

Dr. Mitchell Alan Grohowski, DO is a Hospitalist in Holland, Michigan. Graduated from Michigan State University College of Osteopathic Medicine in 2007, 19 years ago. Practices with Holland Community Hospital, a 175-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
19
Trained at
Michigan State University College of Osteopathic Medicine
Licensed in
MI
In the registry since
2008
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

602 Michigan Ave
Holland, MI 49423-4918
Phone: (616) 546-4950
Fax: (616) 546-4955
Show map & directions

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

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 5101017243 (MI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 5101017243 (MI)

Record details

NPI number1174709588
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJanuary 16, 2008
Last updated in NPPESMay 19, 2016
Mailing address602 Michigan Ave, Holland, MI 49423-4918

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2007 (19 years in practice)
Group practice Holland Community Hospital — 175 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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