Roberto Salvatori is an Endocrinologist in Baltimore, Maryland. Dr. Salvatori is highly rated in 42 conditions, according to our data. His top areas of expertise are Growth Hormone Deficiency (GHD), Hypopituitarism, Pituitary Tumor, Cushing's syndrome, and Hormone Replacement Therapy (HRT).

Dr. Douglas Ball is an associate professor of medicine at the Johns Hopkins University School of Medicine. He holds a joint appointment in oncology. His areas of clinical expertise include diagnostic radiology, endocrine oncology, thyroid cancer and thyroid diseases. Dr. Ball earned his M.D. from the George Washington University School of Medicine. He completed his residency at the University of Pittsburgh-Presbyterian University Hospital and performed a fellowship in endocrinology and metabolism at Johns Hopkins. His research interests include medullary thyroid cancer, differentiated thyroid cancer and anaplastic thyroid cancer. Dr. Ball is highly rated in 20 conditions, according to our data. His top areas of expertise are Medullary Thyroid Carcinoma, Thyroid Cancer, Anaplastic Thyroid Cancer, Papillary Thyroid Cancer, and Thyroidectomy.

Nisha Abraham is an Endocrinologist in Hanover, Maryland. Dr. Abraham is highly rated in 17 conditions, according to our data. Her top areas of expertise are Type 2 Diabetes (T2D), Thyroid Nodule, Diabetic Neuropathy, and Diabetic Nephropathy.

Elizabeth Streeten is an Endocrinologist and a Medical Genetics provider in Baltimore, Maryland. Dr. Streeten is highly rated in 15 conditions, according to our data. Her top areas of expertise are Osteoporosis-Pseudoglioma Syndrome, Osteoporosis, Gaucher Disease, and Gaucher Disease Type 3.

David Levitt is an Endocrinologist in Hanover, Maryland. Dr. Levitt is highly rated in 11 conditions, according to our data. His top areas of expertise are Type 1 Diabetes (T1D), Type 2 Diabetes (T2D), Hypothyroidism, and Hyperthyroidism.

William Simonds is an Endocrinologist in Baltimore, Maryland. Dr. Simonds is highly rated in 10 conditions, according to our data. His top areas of expertise are Multiple Endocrine Neoplasia Type 1, Multiple Endocrine Neoplasia, Parathyroid Adenoma, Parathyroidectomy, and Thymectomy.

Dr. Dobs is presently an active clinical researcher in the field of endocrine gonadal function. She is particularly interested in new forms of male hormone replacement therapy and has published extensively in the area of hormonal changes with aging and chronic disease. Her clinical practice covers general endocrinology, with a focus on sex hormone disorders in both men and women. As Director of the Johns Hopkins Clinical Research Network, she oversees a multi-institutional consortium of hospitals in the mid-Atlantic states dedicated to facilitating clinical research through an academic-community hospital partnership. Dr. Dobs is highly rated in 9 conditions, according to our data. Her top areas of expertise are Hypogonadism, Eunuchoidism Familial Hypogonadotropic, Testicular Failure, Isolated Hypogonadotropic Hypogonadism, and Hormone Replacement Therapy (HRT).

Rozalina Mccoy is an Endocrinologist in Baltimore, Maryland. Dr. Mccoy has been practicing medicine for over 17 years is highly rated in 7 conditions, according to our data. Her top areas of expertise are Low Blood Sugar, Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, and Diabetic Hyperglycemic Hyperosmolar Syndrome.

Kashif Munir is an Endocrinologist in Baltimore, Maryland. Dr. Munir is highly rated in 45 conditions, according to our data. His top areas of expertise are Type 2 Diabetes (T2D), Thyroid Cancer, Thyroid Storm, Pituitary Tumor, and Thyroidectomy.

Dr. Prasanna Santhanam received his M.B.B.S. from B.J. Medical College and his M.D. from N.H.L. Municipal Medical College. He completed a residency in internal medicine, Joan C Edwards School of Medicine, Marshall University and a fellowship in endocrinology, diabetes, and metabolism at Joan C Edwards School of Medicine, Marshall University. He underwent additional training in nuclear medicine, at the Department of Radiology and Radiological Sciences at Johns Hopkins University School of Medicine, to pursue his research and clinical interests in nuclear medicine and molecular imaging of endocrine glands and disorders. His clinical interests include thyroid disorders, endocrine neoplasms, and research focus on metabolic and molecular imaging of endocrine tissues and predictive analytics in metabolic disorders. Dr. Santhanam is highly rated in 16 conditions, according to our data. His top areas of expertise are Thyroid Cancer, Follicular Thyroid Cancer, Papillary Thyroid Cancer, Anaplastic Thyroid Cancer, and Thyroidectomy.

Shadi Barakat is an Endocrinologist in Baltimore, Maryland. Dr. Barakat has been practicing medicine for over 17 years is highly rated in 26 conditions, according to our data. His top areas of expertise are Type 2 Diabetes (T2D), Toxic Nodular Goiter, Thyroid Cancer, and Thyroid Storm.

Hilary Whitlatch is an Endocrinologist in Baltimore, Maryland. Dr. Whitlatch is highly rated in 25 conditions, according to our data. Her top areas of expertise are Rabson-Mendenhall Syndrome, Hyperparathyroidism, Osteoporosis, and Postmenopausal Osteoporosis.

Rana Malek is an Endocrinologist in Baltimore, Maryland. Dr. Malek is highly rated in 14 conditions, according to our data. Her top areas of expertise are Type 2 Diabetes (T2D), Addison's Disease, Type 1 Diabetes (T1D), Maturity Onset Diabetes of the Young, and Thyroidectomy.

William Valente is an Endocrinologist in Baltimore, Maryland. Dr. Valente is highly rated in 11 conditions, according to our data. His top areas of expertise are Graves Disease, Thyroid Storm, Toxic Nodular Goiter, and Thyroid Nodule.

Kathleen Prendergast is an Endocrinologist in Glen Burnie, Maryland. Dr. Prendergast is highly rated in 11 conditions, according to our data. Her top areas of expertise are Type 2 Diabetes (T2D), Diabetic Neuropathy, Maturity Onset Diabetes of the Young, and Hypothyroidism.

David S. Cooper, MD, MACP is a graduate of the Tufts University School of Medicine and completed his endocrinology training at Massachusetts General Hospital and Harvard Medical School. He is currently Professor of Medicine and Radiology at the Johns Hopkins University School of Medicine and Professor of International Health at the Johns Hopkins Bloomberg School of Public Health. He is one of the editors of the iconic textbook on thyroid disease, Werner and Ingbar’s The Thyroid, and he co-edits two other textbooks: Medical Management of Thyroid Disease and Thyroid Cancer. He is also the co-author of a book for patients with thyroid disease entitled Your Thyroid: A Home Reference. He is the past Chair of the Subspecialty Board for Endocrinology, Diabetes, and Metabolism of the American Board of Internal Medicine. He is an Editor-in-Chief for Endocrinology at Up-to-Date, and he has served as the Chair of the Endocrine Society’s annual Board Review Course. Dr. Cooper was the Chair of the American Thyroid Association’s (ATA) 2006 and 2009 task forces that first drafted clinical practice guidelines for the management of thyroid nodules and thyroid cancer. He also served on ATA sponsored task forces that promulgated guidelines for the management of hypothyroidism and for the management of hyperthyroidism. He is the past Treasurer and past President of the ATA, and the recipient of the ATA’s Distinguished Service Award, its Paul Starr Award, and the Lewis Braverman Lectureship Award. He is also the recipient of the Distinction in Endocrinology Award given by the American Association of Clinical Endocrinologists, as well as the Endocrine Society’s Outstanding Scholarly Physician Laureate Award and the Outstanding Educator Laureate Award. Dr. Cooper is highly rated in 11 conditions, according to our data. His top areas of expertise are Thyroid Cancer, Graves Disease, Follicular Thyroid Cancer, Thyroidectomy, and Hormone Replacement Therapy (HRT).

Kristi Silver is an Endocrinologist in Baltimore, Maryland. Dr. Silver is highly rated in 8 conditions, according to our data. Her top areas of expertise are Type 2 Diabetes (T2D), Thyroid Storm, Maturity Onset Diabetes of the Young, and Type 1 Diabetes (T1D).

Marjorie Pennant is an Endocrinologist in Baltimore, Maryland. Dr. Pennant is highly rated in 7 conditions, according to our data. Her top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Thyroid Storm, and Hyperthyroidism.

Elizabeth Lamos is an Endocrinologist in Baltimore, Maryland. Dr. Lamos is highly rated in 7 conditions, according to our data. Her top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Hyperthyroidism, and Thyroid Storm.

Dr. Rita Kalyani is a Professor of Medicine at Johns Hopkins School of Medicine. She graduated with an undergraduate degree from Harvard College and completed her medical degree, residency, and fellowship at Johns Hopkins. She also obtained a Masters in Health Science degree in Clinical Investigation from the Johns Hopkins Bloomberg School of Public Health. As a NIH-funded clinician scientist, Dr. Kalyani has authored over 175 peer-reviewed publications and built a research program focused on understanding the factors leading to development of diabetes complications, particularly in high-risk populations. She has conducted epidemiological and patient-oriented research that has led to fundamental discoveries regarding the development of skeletal muscle loss, physical disability, and frailty in diabetes. She has also spearheaded studies investigating sex differences in cardiovascular disease and diabetes which have influenced primary prevention guidelines. Dr. Kalyani launched the Diabetes Management Service for Johns Hopkins’ Total Pancreatectomy Islet Auto Transplant Program in 2011. She is the co-founder of the Johns Hopkins Diabetes POC-IT Guide for healthcare professionals. She is also the founder and past Editor-in-Chief of the Johns Hopkins Patient Website to Diabetes. Dr. Kalyani has been the Chief Scientific and Medical Officer of the American Diabetes Association since 2025. She previously served as President of Medicine & Science on the ADA's National Board of Directors. She continues to have a clinical practice as an adult endocrinologist. Dr. Kalyani is highly rated in 7 conditions, according to our data. Her top areas of expertise are Seasonal Affective Disorder (SAD), Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Pancreatectomy, and Islet Cell Transplantation.

Alan Shuldiner is an Endocrinologist in Baltimore, Maryland. Dr. Shuldiner is highly rated in 6 conditions, according to our data. His top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Osteoporosis-Pseudoglioma Syndrome, Percutaneous Coronary Intervention (PCI), and Angioplasty.

Nicholas Argento, M.D. attended Georgetown University and graduated Magna Cum Laude with a BS in Biology, then the University of Maryland School of Medicine and graduated Cum Laude. He completed his residency in Internal Medicine and fellowship in Diabetes, Endocrine and Metabolism at the University of Maryland Medical System. He joined Maryland Endocrine full time in 1991. He has been the Medical Advisor to the diabetes program at Johns Hopkins Howard County Medical Center since 1995, and gives talks regularly to medical and patient audiences on diabetes. He has a strong interest in type 1 diabetes (T1D), and has extensive experience in utilizing insulin pumps and continuous glucose monitoring (CGM) to help patients safely achieve better blood glucose control. He has 4 publications in medical journals on different aspects of CGM use, and was co-author or contributor to multiple chapters in the 2013 American Diabetes Association book, Putting Your Patient On The Pump, 2nd edition. He has presented clinical research multiple times at the American Diabetes Association Scientific Sessions and other medical meetings, and has spoken to local, national, and international audiences on insulin pumps and the clinical application of CGM technology. He is very active on and lends medical support to and has written numerous articles for the T1DExchange website myglu.org, a website dedicated to outreach, research and engagement of and for the T1D community. For more information, visit marylandendocrine.com. Dr. Argento is highly rated in 6 conditions, according to our data. His top areas of expertise are Type 1 Diabetes (T1D), Hypothyroidism, Type 2 Diabetes (T2D), and Vitamin D Deficiency.

Dr. Donner's clinical and research interests have focused on the prevention of complications in patients with type 1 and 2 diabetes. For 6 years, he was the Associate Medical Director of the Joslin Diabetes Center affiliate at the University of Maryland, and then Medical Director from 2004 - 2010. After joining the faculty at Johns Hopkins University in 2010, his clinical and research interests became fully dedicated to diabetes. He became the Director of The Johns Hopkins Diabetes Center in 2011. He has been a clinical investigator in a number of NIH- and industry-funded diabetes research trials. Dr. Donner was a co-PI in the NIH-funded Veterans Affairs Implantable Insulin Pump Study, a Co-PI on the NIDDK-funded Diabetes Control and Complications Trial / Epidemiology of Diabetes Intervention and Complications (DCCT / EDIC) Study for 16 years, and Co-PI for the Bypass Angioplasty Revascularization Investigation 2 Diabetes (BARI 2D) for 7 years. Recently, he has served as PI for the Durable-response therapy Evaluation For Early or New-onset type 1 Diabetes (DEFEND-1). Dr. Donner is currently collaborating with Dr. Abdel Hamad in Immunology on preventing B-regulatory cell apoptosis using a novel monoclonal antibody targeting the presumptive apoptotic factor. This antibody prevents the development of type 1 diabetes in non obese diabetic mice. Dr. Donner is the PI for Johns Hopkins for TrialNet, a multicenter, international consortium of investigators studying ways to prevent Type 1 diabetes and preserve insulin secretion in individuals with newly diagnosed Type 1 diabetes. He is also a PI for a study investigating FIAsp, a faster-acting insulin aspart in subjects with type 1 diabetes, and is working with investigators at the Johns Hopkins School of Engineering on an implantable insulin pump which delivers insulin intravenously. Dr. Donner is highly rated in 5 conditions, according to our data. His top areas of expertise are Type 1 Diabetes (T1D), Diabetic Nephropathy, Type 2 Diabetes (T2D), and Maturity Onset Diabetes of the Young.

Luis Rivera is an Endocrinologist in Baltimore, Maryland. Dr. Rivera is highly rated in 4 conditions, according to our data. His top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Hyperthyroidism, and Thyroid Storm.

Lina Melhem is an Endocrinologist in Baltimore, Maryland. Dr. Melhem is highly rated in 4 conditions, according to our data. Her top areas of expertise are Juvenile Primary Osteoporosis, Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), and Hypothyroidism.