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

Dr. Brian Jeffrey Markle, MD

Individual provider Specialist · NPI 1386848752

Dr. Brian Jeffrey Markle, MD is a Gastroenterology in Pontiac, Michigan. Graduated from Wayne State University School of Medicine in 2005, 21 years ago. Practices with Gastrointestinal Specialists PC, a 16-clinician group and accepts Medicare assignment. Licensed in Illinois and Michigan.

Years since qualifying
21
Trained at
Wayne State University School of Medicine
Licensed in
IL, MI
In the registry since
2007
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

44555 Woodward Ave Ste 304
Pontiac, MI 48341-5031
Phone: (248) 858-3878
Fax: (248) 209-6777
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 4301091849 (MI)
Specialist Taxonomy 174400000X
Internal Medicine Physician Taxonomy 207R00000X · Licence 125-050265 (IL)

Record details

NPI number1386848752
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 12, 2007
Last updated in NPPESAugust 4, 2021
Certification dateAugust 4, 2021
Mailing address44555 Woodward Ave, Suite 304, Pontiac, MI 48341-5031

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 2005 (21 years in practice)
Group practice Gastrointestinal Specialists Pc — 16 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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