This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / MI

MARK A BROWN, MD

INTERNAL MEDICINE

Graduated: 2003

Offers telehealth

NPI: 1790814820

Practice Locations (2)

OSH MI PHYSICIANS GROUP, PC

102 W PIERSON RD

FLINT, MI 485053348

8102223033

OSH MI PHYSICIANS GROUP, PC

1663 S WESTNEDGE AVE

KALAMAZOO, MI 490081928

2696943001

Source: CMS National Downloadable File, September 2026.

MARK BROWN, MD | HealthCareAtlasUSA