Clinical Department Chairs

The Clinical Department Chairs at UMass Memorial Medical Center provide clinical, academic, and operational leadership across a wide range of medical and surgical specialties. As senior physician leaders within an academic medical center and the clinical partner of UMass Chan Medical School, these department chairs oversee patient care, faculty development, medical education, and research initiatives. Their leadership supports high-quality, patient-centered care, drives clinical innovation, and strengthens UMass Memorial’s position as a leading health care system serving Central Massachusetts and beyond.

• Jens Matthias Walz, MD, Anesthesiology

• Rita Khodosh, MD, PhD (Interim), Dermatology

• Martin Reznek, MD (Interim), Emergency Medicine

• M. Diane McKee, MD, Family and Community Medicine

• Fernando Martinez, MD (Interim), Internal Medicine

• Anna (A.M.) Barrett, MD, Neurology

• Mark Johnson, MD, PhD, Neurosurgery

• Tiffany Moore Simas, MD, Obstetrics and Gynecology

• Christopher Teng, MD, Ophthalmology and Visual Sciences

• Michael Stauff, MD, Orthopedics and Physical Rehabilitation

• Christopher Ito, MD (Interim), Otolaryngology

• Kenneth Rock, MD, Pathology

• Lawrence Rhein, MD, Pediatrics

• Kimberly Yonkers, MD, Psychiatry and Behavioral Sciences

• T.J. Fitzgerald, MD, Radiation Oncology

• Max Rosen, MD, Radiology

• Demetrius Litwin, MD, Surgery

• Mitchell Sokoloff, MD, Urology