Our Faculty & Staff

Cristina Nituica Cristina Nituica, MD
Program Director

Medical School: Carol Davila University of Medicine and Pharmaceutics
Residency: Hahnemann University Hospital, Drexel University

Faiz TumaFaiz Tuma, MD
Associate Program Director and Core Faculty

Medical School: Al-Nahrain University, College of Medicine
Residency: Memorial University of Newfoundland

​John BlebeaJohn Blebea, MD, MBA
Professor and Chair of Surgical Disciplines
Core Faculty

Medical School: Case Western Reserve University, School of Medicine
Residency: New Jersey Medical School, Rutgers University-Newark

Maher GhanemMaher Ghanem, MD
Core Faculty

Medical School: Tishreen University
Residency: Damascus University and Central Michigan University

Samuel ShaheenSamuel Shaheen, MD, FACS
Executive Director, CMU Medical Education Partners

Medical School: University of Michigan - Ann Arbor
Residency: McGaw Medical Center and Northwestern Memorial Hospital, Northwestern University

Timothy HackettTimothy Hackett, MD

Medical School: University of Toledo Medical Center
Residency: The Jewish Hospital of Cincinnati

Omar MararOmar Marar, MD

Medical School: Royal College of Surgeons Ireland (RCSI)
Residency: St. Barnabas Medical Center

Chet MorrisonChet Morrison, MD

Medical School: George Washington University School of Medicine and Health Science
Residency: Fitzsimons Army Medical Center / William Beaumont Army Medical Center

Wael SolhWael Solh, MD

Medical School: Tufts University, School of Medicine
Residency: Columbia University, School of Physicians and Surgeons, St. Luke's Rosevelt Hospital

Lisa WintonLiLisa WintonLi, MD

Medical School: Ohio State University College of Medicine
Residency: Maricopa Integrated Health Systems

Yong C. YoonYong C. Yoon, MD, FACS

Medical School: State University of New York College of Medicine at Brooklyn
Residency: St. Luke's-Rosevelt Hospital Center

Elizabeth HerndenElizabeth Hernden, NP
Nurse Practitioner

Laurie MeyerLaurie Meyer, NP
Nurse Practitioner

Rhonda PobanzRhonda Pobanz, NP
Nurse Practitioner

Zachary RetzlerZachary Retzler, PA-C
Physician Assistant

Jaime McKenna, MPAJaime McKenna, MPA
Residency Coordinator

Phone: 989-746-7857
Email: cmedsurgery@cmich.edu