MedStar Union Memorial Hospital Endocrinology Fellowship | Faculty | MedStar Health

Issam E. Cheikh, MD

Director, Division of Endocrinology 

Dr. Cheikh trained in endocrinology at The University of Maryland. He supervises medical care in one of Baltimore's busiest diabetes clinics and has directed the hospital's annual Update in Diabetes symposium since 1976. He received the MedStar Union Memorial Hospital Golden Apple Award for excellence in teaching in 2000 and in 2008. Faculty appointment: University of Maryland (Clinical Associate Professor).

Pamela Rose Schroeder, MD

Program Director

Dr. Schroeder received her medical and graduate degrees from the Medical College of Wisconsin. She completed her internal medicine residency training at the University of Virginia School of Medicine and her endocrinology fellowship at the Johns Hopkins University School of Medicine. She joined the Division of Endocrinology at Medstar Union Memorial Hospital in 2006. She is board certified in internal medicine, endocrinology, diabetes, and metabolism.

Dr. Schroeder is Program Director, Diabetes, Endocrinology and Metabolism Fellowship Training Program; Co-Director, Thyroid Clinic Medstar Union Memorial Hospital. She is a Certified Clinical Densitometrist. She is also certified in performing thyroid ultrasounds and fine needle aspiration biopsies of thyroid nodules. In addition, she is licensed to perform radioactive iodine treatment for hyperthyroidism and thyroid nodules. Dr. Schroeder is an Assistant Professor of Medicine at the Johns Hopkins University School of Medicine.

Malek Cheikh, MD

Malek Cheikh, MD, is an endocrinologist at both MedStar Union Memorial and MedStar Good Samaritan hospitals. He is board certified in internal medicine and a fellowship-trained endocrinologist. He specializes in the diagnosis and treatment of diabetes, thyroid disorders, and pituitary and adrenal diseases. He implements novel diabetes medications and treatment methods in his practice to help patients achieve not only good diabetes control, but also a good quality of life. Dr. Cheikh has a special interest in caring for patients with osteoporosis and metabolic bone diseases.

Laura Ellen Cowen, MD

Dr. Laura Cowen is board certified in internal medicine and endocrinology, diabetes, and metabolism. She received her undergraduate degree from Harvard University and her medical degree from Tufts University School of Medicine. She completed her internship and residency training in internal medicine at the McGaw Medical Center of Northwestern University. She then completed her fellowship in endocrinology, diabetes, and metabolism at a combined program between MedStar Georgetown University Hospital and MedStar Washington Hospital Center. Dr. Cowen specializes in pituitary disorders, and her clinical interests include diabetes, thyroid, and a wide range of other endocrine conditions.

Adline Ghazi, MD

Fellowship Program: Duke University Medical Center (2010)
Fellowship Program: George Washington University Hospital (2012)
Fellowship Program: The American University of Beirut New York ()
Medical School: American University of Beirut (2004)
Residency Program: State University of New York at Buffalo (2008)

Rani Suresh Kulkarni, MD

Rani Kulkarni, MD, is an endocrinologist at both MedStar Harbor Hospital and MedStar Union Memorial Hospital. She is board certified and fellowship-trained in endocrinology. She specializes in the diagnosis and treatment of diabetes, thyroid conditions, and a variety of endocrine disorders. Dr. Kulkarni focuses on preventive treatments that lead to fewer complications during care.

Paul Sack

Paul A. Sack, MD

Dr. Sack received his medical degree from the University of Maryland and has performed both his residency and fellowship training there. He has conducted clinical research in the genetics of obesity. In addition, he has a strong interest in thyroid disease and osteoporosis. Faculty appointment: University of Maryland (Clinical Assistant Professor).

Mansur E. Shomali, MD

Dr. Shomali completed his endocrinology fellowship and practiced at the Massachusetts General Hospital in Boston, MA, before coming to MedStar Union Memorial in 2002. Dr. Shomali is the charter member of Community Hospital-based fellowship program directors in Maryland. His clinical and research interests include pituitary disorders, the medical management of obesity, and novel therapies for diabetes. Faculty appointment: University of Maryland (Clinical Assistant Professor).

Marisha Newton

Marisha Newton, MD

Dr. Newton is a board-certified endocrinologist in the Good Health Center at MedStar Good Samaritan Hospital. She specializes in the diagnosis and treatment of diabetes and thyroid disorders and has a special interest in caring for patients with parathyroid and calcium disorders. She is a member of the Mid-Atlantic Society of Endocrinologists. She has published research and articles about osteoporosis and osteopenia; thyroid disorders; and contraceptive methods.

Isabel Marcano Bonilla

Isabel Marcano Bonilla, MD

Dr. Marcano Bonilla is a board-certified endocrinologist at MedStar Union Memorial Hospital. She specializes in thyroid cancer and thyroid disorders, diabetes, and other metabolic conditions. She is also a bone health specialist for the treatment of osteoporosis. Dr. Marcano completed her fellowship at the University of Maryland Medical Center and her residency at Temple University Hospital. She earned her medical degree at the University of Puerto Rico School of Medicine

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