Physicians

Ruth S. Weinstock, MD, PhD
Medical Director; Professor of Medicine; Chief, Endocrinology, Diabetes and Metabolism. Research activities focus on the prevention and treatment of diabetes mellitus and its complications.

Barbara L. Feuerstein, MD
Associate Professor of Medicine. Clinical interests include the prevention and treatment of diabetes mellitus, lipid disorders, obesity, nutrition and general endocrine disorders. Involved in clinical trials related to diabetes and metabolic bone disease.

Roberto E. Izquierdo, MD
Associate Professor of Medicine and Pediatrics, Associate Medical Director, Joslin Diabetes Center. Director, Upstate Thyroid Center. Principal clinical interests include treatment of thyroid disease, diabetes mellitus, metabolic bone disease, and general endocrinology. Research interests include clinical investigations related to thyroid diseases and diabetes mellitus.

Mukhtar Khan, MD
Assistant Professor of Medicine. Research interests include the study of diabetes and thyroid disease.

Grant G. Kelley, MD
Associate Professor of Medicine. Research interests are centered on elucidating the regulation and physical role of Phosphate Cepsila and defining the signal transduction pathways involved in glucose- and other fuel-stimulated insulin secretion in the pancreatic islet.

Jennifer J. Kelly, DO
Assistant Professor of Medicine. Clinical interests include diabetes, metabolic bone diseases and general endocrinology. Research interests include Paget's disease, osteoporosis and other metabolic disorders.

Arnold M. Moses, MD
Director of Clinical Research Unit, Medical Director of Metabolic Bone Disease Center, Professor of Medicine. Principal research activities include clinical trials of new therapeutic agents for the treatment of osteoporosis and Paget's disease of bone.

Steven V. Zygmont, MD
Assistant Professor of Medicine. Principal clinical interests include diabetes mellitus and its complications, lipid disorders, thyroid disease and general endocrinology. Involved in clinical trials related to diabetes.