Bertrand L. Jaber, MD, MS, Chair, Department of Medicine
Dr. Jaber is the Chair of Medicine and a board-certified internist and nephrologist. He serves as Chair of the Clinical Competency Committee, and Core Faculty for the Internal Medicine Residency Program. Dr. Jaber received his medical degree from St. Joseph University Faculty of Medicine, Beirut, Lebanon, and completed a residency in Internal Medicine at Carney Hospital, Boston, MA, followed by a clinical and research fellowship in nephrology at Tufts New England Medical Center, Boston, MA. He also holds a Master of Science in Clinical Research from the Sackler School of Graduate Biomedical Sciences at Tufts University.
Dr. Jaber has had a longstanding commitment to medical education. Over the years, he has been the recipient of numerous teaching awards and citations from medical students and residents, including the St. Luke’s Award in recognition of his dedication and excellence in the education of residents. Dr. Jaber is a member of the Intern Selection Committee and participates extensively in lecture instructions and in hospital- and clinic-based teaching of residents. He also directs the Quality Improvement Curriculum of the residency program.
Dr. Jaber’s research interests and original accomplishments have covered several important areas within the field of nephrology, including biocompatibility of dialyzers, leukocyte dysfunction in uremia, novel dialysis therapies, and the utility of biomarkers in acute kidney injury. More recently, he has made contributions to the field of evidence-based medicine through the conduct of meta-analyses on the prevention and treatment of kidney diseases. He has mentored and supervised scores of trainees through the conduct of quality improvement initiatives and research projects.
Since 2015, Dr. Jaber has been featured annually in the Top Doctors list of the Boston Magazine. Dr. Jaber is a Professor of Medicine at Tufts University School of Medicine. When not at work, Dr. Jaber finds time to unwind with family and friends, stay fit, cook, enjoy music playing, and travel.
Claudia Nader, MD, Program Director
Dr. Nader is the Internal Medicine Residency Program Director and serves as Vice Chair for Educational Affairs in the Department of Medicine. She is board-certified in internal medicine and infectious disease. Dr. Nader received her medical degree from the Lebanese University, Beirut, Lebanon, and completed a residency in internal medicine at the Hospital of Saint Raphael, New Haven, CT, followed by a fellowship in infectious disease at Yale University, New Haven, CT. In 2012, she joined St. Elizabeth’s Medical Center as a faculty member of the Division of Infectious Diseases and was appointed as Assistant Director of the Internal Medicine Residency Program, and in 2015, became the Program Director.
Dr. Nader is a consummate clinician-educator and has an unwavering commitment to graduate medical education. Over the past 5 years, under her steady leadership, Dr. Nader has launched several initiatives to enhance the educational experience and well-being of medical residents, including the implementation of an Academic Enrichment Program, the creation of a Health & Wellness Program, and the establishment of a robust Quality Improvement Curriculum for the residency program. In addition to the launching of monthly medical jeopardy sessions with residents to reinforce key learning points provided by the Academic Enrichment Program, Dr. Nader coached a medical resident team to represent St. Elizabeth’s Medical Center annually at the American College of Physicians’ Massachusetts Chapter Doctor Dilemma competition. The St. Elizabeth’s team was the 2019 champion of the Doctor Dilemma state competition. Dr. Nader has a genuine interest in medical education and has been recognized through numerous teaching awards since her arrival at St. Elizabeth’s. As Program Director, Dr Nader is devoted to assisting each resident reach their full potential and career goals, and she strives to provide a supportive and nurturing environment for their professional and spiritual growth.
Dr. Nader maintains a busy outpatient clinical practice in infectious disease, focusing on the management of viral hepatitis and HIV, the prevention and management of STDs, and the care of the immunocompromised host. She enjoys her time teaching residents rotating on the infectious disease inpatient consult service and in the infectious disease clinic. Dr. Nader’s research focuses on medical education and infectious disease related topics. Dr. Nader is currently an Assistant Professor of Medicine at Tufts University School of Medicine. Outside work, Dr Nader enjoys spending time with family and friends, traveling and exploring different cuisines.
Sajid Y. Saraf, MD, Associate Program Director
Dr. Saraf joined St. Elizabeth’s Medical Center in early 2020. He is board-certified in internal medicine and serves as Chief of the Division of Hospital Medicine and as Associate Director of the Internal Medicine Residency Program, with a focus on the inpatient general medicine service rotations. Dr. Saraf obtained his MBBS degree from the Army Medical College in Rawalpindi, Pakistan. He completed a residency and fellowship training in Otolaryngology, and Head & Neck Surgery at the College of Physicians and Surgeons, in Pakistan, and practiced as an otolaryngologist before moving to the United States to complete a residency in internal medicine at the Memorial Hospital of Rhode Island in Pawtucket, RI. Dr. Saraf previously served as Director of the Internal Medicine Residency Program of the Memorial Hospital of Rhode Island, and as Associate Director of the Internal Medicine Residency Program at Kent Hospital in Warwick, RI. During his tenure at both hospitals, Dr. Saraf also served as Site Director for the Medicine Clerkship rotation of medical students from the Warren Alpert Medical School of Brown University. Dr. Saraf’s commitment to excellence in teaching has been recognized by several awards from medical students and residents.
His interests focus on enhancing the clinical learning environment for medical students and residents and providing high-quality and cost-effective care in hospital settings. Dr. Saraf is an Assistant Professor of Medicine at Tufts University School of Medicine. In his free time, Dr. Saraf enjoys reading, gardening and hiking.
Andrew H. Moraco MD, MS, Associate Program Director
He is a member of the Health and Wellness Committee of the hospital and is very much engaged in the promotion of wellness, self-care, and wellbeing amongst our trainees. Moreover, his dedication to teaching is demonstrated by leading PGY2 workshops, point-of-care ultrasound rounds and simulation lab sessions. Dr. Moraco is the recipient of the 2020 Hospital Teaching Faculty Award in recognition of his commitment to hospital-based teaching and academic excellence.
His clinical and research interest focus on asthma and airway disease in the ambulatory setting, and endoscopic procedures, including endobronchial ultrasound. Dr. Moraco is an Assistant Professor of Medicine at Tufts University School of Medicine. Outside of work, you can find him pursuing his passion for photography.
Abbas S. Zaidi, MD, MS, Associate Program Director
Dr. Zaidi is a board-certified internist and a faculty member of the Division of Internal Medicine. He serves as Associate Director of the Internal Medicine Residency Program, with a focus on the ambulatory rotations and primary care continuity clinics. A graduate of the Rawalpindi Medical University in Punjab, Pakistan, Dr Zaidi, completed a residency in internal medicine at the Rawalpindi General Hospital in Punjab, Pakistan, followed by a Master of Science in Microbiology at Boston University. Subsequently, he completed a second residency in internal medicine at St. Elizabeth’s Medical Center where he served as chief medical resident.
Dr. Zaidi is a practicing internist and a consummate clinician educator. Dr. Zaidi champions several initiatives in the residency program. He directs the MKSAP review sessions for the ABIM internal medicine certification exam and the ambulatory care curriculum PEAC (Physician Education and Assessment Center) modules. He also oversees the residents’ longitudinal continuity experience to fulfill the Practice-based Learning and Improvement (PBLI) core competency, with the development and monitoring of resident performance on their patient panels with a focus on chronic disease management and preventive care. He is the recipient of numerous teaching awards, including the Ambulatory Teaching Faculty Award (2005-2020), Tufts University School of Medicine 3rd year clinical clerkship’s excellence in teaching citation and the prestigious St. Luke’s Award in recognition of his outstanding achievements in medical education.
Dr. Zaidi is an Assistant Clinical Professor of Medicine at Tufts University School of Medicine. In his free time, he enjoys swimming and bicycling.
Susan Lacroix, Program Coordinator
Susan Lacroix is the Internal Medicine Residency Program Coordinator. She is a happy wife, loving mother and grandmother whose love of health care began at the age of 19, starting as a unit coordinator on a med/surg floor at Lawrence General Hospital for several years. Following many Executive Assistant positions at several health care institutions, she was recruited into academic medicine, serving as the Cardiology Fellowship Coordinator for several years at BIDMC. Her passion for the field never wavered while an Executive Assistant at Massachusetts General Hospital’s Center for Quality and Patient Safety. There she was thrilled to join a Partners research team studying the effects of webinar training to prepare for surgical residency and measuring its efficacy in achieving Joint Commission imperatives conducted at Brigham and Women’s Hospital. She joined the team at St. Elizabeth's in 2019 after many years home caregiving for her father-in-law and is grateful to be back and now part of the St. Elizabeth's family.
She has won two Partners In Excellence (PIE) awards one for Individual Contributions and one for Team Contributions while at MGH and is an avid knitter and crocheter in her spare time.
Laith Hattar, MD, Chief Resident
Dr. Laith Hattar is a chief medical resident for the 2021-2022 academic year. He grew up in home country Jordan before moving to the US for residency. He obtained his medical degree from the Jordan University of Science and Technology. He completed his residency at St Elizabeth’s Medical Center and developed an interest in pulmonary and critical care medicine which led to his pursuit of fellowship in that specialty. Laith is very enthusiastic about being chief and enjoys medical education. In his free time he enjoys hiking and exploring new places. He also enjoys exercising and cooking healthy food.
Vera Kazakova, MD, Chief Resident
Dr. Vera Kazakova grew up in Moscow, Russia and obtained her medical degree from Lomonosov Moscow State University. She completed her residency program at St Elizabeth’s Medical Center and currently is a chief medical resident for the 2021-2022 academic year. Vera is applying for Hematology and Medical Oncology fellowship program and strives to work as a medical oncologist and clinical educator in the future. In her free time, Vera enjoys dancing, hiking, and spending time with her family and especially her little daughter.