Meet Our Team
Abbas Motazedi, MD, FACE
Medical Director and Endocrinologist
Dr. Abbas Motazedi is the Chief of Endocrinology and Medical Director of the Joslin Diabetes Center Affiliate at Providence Hospital. Dr. Motazedi has over 25 years of clinical and teaching experience in treating patients with diabetes. He is well known in the community for the treatment of patients with osteoporosis, thyroid disorders, hormone imbalances, and other endocrine abnormalities. Dr. Motazedi is board certified in Endocrinology and Metabolism, Nuclear Medicine, Internal Medicine, and Geriatric Medicine. He earned his degree in medicine from the National University of Iran, School of Medicine and completed his residency in Internal Medicine at the Georgetown University Medical Service at DC General Hospital. Dr. Motazedi completed a fellowship in Endocrinology and Metabolism at both the University of Michigan and Weill Cornell Medical College, and he is a fellow of the American College of Endocrinology. His passion is helping patients and guiding them in making positive changes to improve their quality of life.
Marcy Oppenheimer, MD
Primary Care Physician/Diabetes Specialist
Dr. Marcy Oppenheimer is a family medicine primary care physician. She works to foster a compassionate, caring environment that focuses on healthy eating and preventive care. Dr. Oppenheimer enjoys helping patients make positive lifestyle changes and address concerns about health and overall wellness. She earned her degree in medicine at Georgetown University School of Medicine in Washington, D.C. She completed her residency in family medicine at Georgetown University Hospital/Providence Hospital in Washington, D.C. Dr. Oppenheimer's areas of interest include nutrition and overweight management, diabetes, health-based educational seminars, and preventive healthcare.
Andrea Ciccone Troutner, RD, LD, LDN, CDE
Diabetes Education Coordinator/Certified Diabetes Educator
Andrea Troutner is the Diabetes Education Coordinator and Certified Diabetes Educator for the Joslin Diabetes Center Affiliate. Andrea is also a registered dietitian, licensed dietitian in the District of Columbia, and licensed dietitian nutritionist in Maryland. She earned her Bachelor’s of Science degree in Institution Administration and satisfied the completion of the Dietetics Plan IV General Dietetic Program from the University of Maryland, College Park. She successfully completed an Approved Pre-professional Practice Program meeting The Academy of Nutrition and Dietetics Council on Education standards of quality with Marriott Food & Services Management Health Care Division. She was awarded Outstanding Dietitian of the Year 2013 by the Academy of Nutrition and Dietetics and the Maryland Academy of Nutrition and Dietetics for her passion in both nutrition and diabetes education.
Britni Sullivan, RD, LD
Britni Sullivan is the Nutrition Educator for the Joslin Diabetes Center Affiliate. Britni is a registered dietitian, licensed dietitian in the District of Columbia. She earned her Bachelor’s of Science degree in Human, Food, Nutrition, and Exercise at Virginia Polytechnic and State University. She has a strong passion for nutrition, diabetes education, and weight management. She received her experience managing patients with Diabetes during her Clinical position at Providence Hospital. She currently works with patients preparing for weight loss surgery. She enjoys working with patients requiring diabetes education and prides herself on providing the best nutrition care. She is actively studying to obtain her Certified Diabetes Educator certification.
Jackie Alignay is the Center Administrator for the Joslin Diabetes Center Affiliate at Providence Hospital. She grew up in the District of Columbia, Virginia and Maryland area where she has earned her experience in the health care field for the past nine years. She earned her Bachelor’s degree in Biology and Chemistry and completed graduate courses in Health Care Administration at Bowie State University. Jackie is deeply rooted and devoted to the community – she spends the majority of her time volunteering in community projects. She has a strong passion for advocating and providing care for those who are in need and promoting a healthy lifestyle.