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

Allan Walter Barbish, MD

Individual provider Internal Medicine Physician · NPI 1891743191

Allan Walter Barbish, MD is a Gastroenterology in Portage, Michigan. Graduated from Wayne State University School of Medicine in 1986, 40 years ago. Practices with Bronson Methodist Hospital, a 719-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Indiana and Michigan.

Years since qualifying
40
Trained at
Wayne State University School of Medicine
Licensed in
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.

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Practice location Address checks out

3304 Cooley Ct
Portage, MI 49024
Phone: (269) 349-2266
Show map & directions

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

Additional practice locations (2)

  • 1500 E Medical Center Dr, Ann Arbor, MI 48109-5000 — (734) 936-4000
  • 1500 E Medical Center Dr, Ann Arbor, MI 48109-5000 — (734) 936-4000

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 4301406927 (MI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 4301406927 (MI)
Gastroenterology Physician Taxonomy 207RG0100X · Licence 01040132 (IN)

Record details

NPI number1891743191
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 5, 2006
Last updated in NPPESAugust 30, 2019

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolWAYNE STATE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1986 (40 years in practice)
Group practice Bronson Methodist Hospital — 719 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Portage