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

Mark E Obrien, MD

Individual provider Internal Medicine Physician · NPI 1841221348

Mark E Obrien, MD is an Internal Medicine in Benton Harbor, Michigan. Graduated from University of Michigan Medical School in 1984, 42 years ago. Practices with Intercare Community Health Network, a 17-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
42
Trained at
University of Michigan Medical School
Licensed in
MI
In the registry since
2006
Specialties on file
2
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

800 M 139
Benton Harbor, MI 49022-3881
Phone: (269) 927-5400
Fax: (269) 927-5493
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 4301080677 (MI)
Pediatrics Physician Taxonomy 208000000X · Licence 4301080677 (MI)

Record details

NPI number1841221348
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 5, 2006
Last updated in NPPESJanuary 7, 2013
Mailing address50 Industrial Park Drive, Bangor, MI 49013

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesPEDIATRIC MEDICINE
Medical schoolUNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduated 1984 (42 years in practice)
Group practice Intercare Community Health Network — 17 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Benton Harbor