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Corewell Health is the new name for Beaumont.

Meet our core clinical faculty 

The faculty includes eleven full-time attending staff physicians. The fellows also have the opportunity to interact with private infectious diseases physicians along with affiliated health care professionals in

  • pharmacy
  • hospital epidemiology and infection control
  • research
  • medical microbiology
Christopher Carpenter, MD, MHSA, FACP, FIDSA
Department Chair, Internal Medicine
Paul Chittick, MD
Section Head, Infectious Diseases and International Medicine


Section Head
Allergy and Clinical Immunology
Paul Johnson, MD
Program Director, Infectious Diseases Fellowship 
Matthew Sims, MD, PhD
Director, Infectious Diseases Research
John Szela, MD
Director, Infectious Diseases Outpatient Clinic
Carmen Demarco, MD

Carmen DeMarco, MD

Faculty Member, Infectious Diseases

Photo of Dr. FishbainJoel Fishbain, MD
Faculty Member, Infectious Diseases
Nicholas Gilpin, DO
Faculty Member, Infectious Diseases & Epidemiology
Renee Jiddou-Yaldoo, MD
Faculty Member
, Infectious Diseases
Photo of Bishara Freij, MDBishara Freij, MD
Chief, Pediatric Infectious Diseases

Graham Krasan, MD
Faculty Member, Pediatric Infectious Diseases

Daniel Ortiz, PhDDaniel Ortiz, PhD
Technical Director, Molecular and Microbiology

Residency Programs

Fellowship Programs

Fellowship Programs
(no ACGME Accreditation)

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Corewell Health is Michigan's largest health care system providing compassionate, extraordinary care to patient and families. Your partner in education and development.