Endocrinology, Diabetes, and Metabolism

The Division of Endocrinology and Metabolism at Johns Hopkins is proud to offer an ACGME accredited fellowship program since 1987. Our faculty include world renowned clinicians, researchers, and educators. They have become leaders in the endocrine community and cherish the opportunity to teach and mentor fellows towards productive and fulfilling careers.

Program Mission

The purpose of the Endocrinology, Diabetes, and Metabolism Fellowship at Johns Hopkins is to provide our fellows with the skills and tools to become leaders in the fields of clinical care, research, and education so that they may best serve the communities in which they become established. To fulfill this mission, our program has created a collegial work and learning environment so that our fellows develop into caring specialists who are highly knowledgeable, experienced, and skilled.

What You Should Know

Update for Applicants

Update for applicants: The 2023 interview season will be conducted virtually based on guidance from the Hopkins GME office and other national organizations. In-person tours of the hospital may be arranged towards the end of the application period. The Department of Medicine is looking into ways to make this happen in a fair and equitable way. Check back for more information. Interested individuals are invited to learn more about our program.

How to Apply

Applications are reviewed and interview offers are generally made in late August-early September. Our program participates in the National Residency Matching Program (NRMP) and all applications are processed through the NRMP. Per guidelines from the NRMP, our GME office has provided information on contracts and policies that can be found here.

We welcome applications from foreign medical graduates. Foreign medical graduates will need to have completed a U.S.-based residency program in internal medicine prior to beginning the program. With regards to visa status, holders of J1 and existing H1B visas are considered primarily for our clinical scholars track (2 years).

Meet Our Fellows

Fellows meetup

Year 1

Kristen Breslin

Hometown: Lansdale, PA
Medical School: University of Pittsburgh SOM
Residency: University of Maryland Medical Center
Clinical Interests: Diabetes, thyroid, general endocrinology Kristen was born in the Philadelphia area, and moved to Pittsburgh to complete undergraduate training. She lived in Guatemala for almost 2 years teaching primarily math to students in Guatemala City before returning to Pittsburgh for medical school. She moved to Baltimore for her residency training. Kristen plans to pursue a career in academic medicine after fellowship. In her free time, she enjoys trying new restaurants, traveling, and spending time with her family, friends and her cat, Godiva.

Sara Cohen

Hometown: Short Hills, NJ
Medical School: Northwestern University
Residency: Loyola University
Clinical Interests: Metabolic bone disorders, thyroid disorders, diabetes, general endocrinology
Research Interests: Relationship between type 2 diabetes and metabolic bone disease, quality improvement for diabetes and osteoporosis management Sara grew up in northern NJ. She moved to the Chicago area for college at Northwestern University and stayed for medical school at Northwestern and residency at Loyola University. During residency, Saradeveloped interests in metabolic bone disease, quality improvement, and medical education. At Loyola, she co-authored a comprehensive review article about the relationship between type 2 diabetes and osteoporosis. She also developed a quality improvement initiative to increase albuminuria screening among diabetic patients in her primary care clinic, which she presented at the Architecture of High Value Health Care national conference hosted by Johns Hopkins. After endocrinology fellowship, Sarahopes to pursue a career as a clinician educator with a potential focus on metabolic bone disorders. In her free time, she enjoys yoga, crossword puzzles, photography, drinking tea, spending time with family and friends, and watching sitcoms.

Vidhu Vadini

Hometown: Solan, India
Medical School: All India Institute of Medical Sciences
Residency: University of Arkansas for Medical Sciences
Clinical Interests: Obesity, Type 2 diabetes, monogenic diabetes, general endocrinology
Research Interests: Diabetes technology, metabolic syndrome and osteoporosis, endocrinopathies associated with immune checkpoint inhibitors Vidhu was born and brought up in the hilly state of Himachal Pradesh in northern India. She moved to New Delhi for medical school and graduated from All India Institute of Medical Sciences. As an undergrad, she worked on qualitative research to assess beliefs and practices towards mental health illnesses and developed an interest in public health research. After graduating, she returned to her home state and participated in public health studies aimed at enhancing detection of tuberculosis cases in nearby villages by involving local governing figures who had a closer relationship with the community than health care professionals. She moved to the United States for residency and joined University of Arkansas of Medical Sciences in Little Rock. After her first endocrine rotation, she was determined to be an endocrinologist. She worked on osteoporosis research during her residency with Dr Ambrogini, to improve bone clinic referrals and subsequent osteoporosis therapy for patients admitted with hip fractures. This project won her the best QI project at the program's annual research symposium. In her final year of residency, she pursued thyroidology and collaborated with Dr Maraka to write a literature review on management of thyroid storm in pregnancy. She won the ACP- Arkansas chapter's best oral case presentation for thyrotoxicosis mediated cardiogenic shock. This was also presented at Endocrine Society 2023 meeting. Vidhu plans to pursue a career in academic endocrinology after her fellowship. In her free time, Vidhu can be found developing recipes and photographing her food, attempting and failing at gardening and giving fashion and interior design advice to anyone who asks. She can hike if requested.

Year 2

Merit GeorgeMerit George

Hometown: Medford, NY
Medical School: Mayo Clinic School of Medicine (MN)
Residency: Hospital of the University of Pennsylvania
Clinical Interests: diabetes, thyroid, general endocrinology
Research Interests: hospital to home transition for newly diagnosed diabetes
Merit was born and raised in New York. He later attended Virginia Commonwealth University in Richmond, VA, where he graduated with dual degrees in biology and psychology and participated in research related to the Hispanic health paradox as well as bench research related to rodent models of adolescent behavior. He completed medical school at the Mayo Clinic in Rochester, MN, where he was involved in several collaborative research projects related to cardiovascular device infections, and patterns of integrative medicine use amongst outpatient cardiology patients, amongst others. He moved back to the east coast to complete his internal medicine residency at the University of Pennsylvania in Philadelphia, PA, where he developed a clinical interest in endocrinology, including diabetes outcomes. Merit plans to pursue a career as a clinician educator in endocrinology. In his free time, he enjoys watching movies, trying out new restaurants, and watching his favorite baseball team play (NYY).

Sananda Moctezuma VegaSananda Moctezuma Vega

Hometown: Caracas, Venezuela
Medical School: Universidad de Navarra
Residency: Icahn School of Medicine at Mount Sinai Morningside – West
Clinical Interests: Obesity, diabetes, dyslipidemia
Research Interests: Social disparities of health and behavioral interventions in underserved communities to promote effective strategies and improve metabolic health.
Sananda was born and raised in Caracas, and received her medical degree from the Universidad de Navarra, Spain before moving to New York City to pursue residency training at the Icahn School of Medicine Mount Sinai Morningside – West Hospitals. During medical school, she enjoyed working with her endocrinology mentors, among whom were the chair for the Spanish Society of Endocrinology and Nutrition and the co-chair for the Scientific Advisory Board for the European Association for the Study of Obesity. During her endocrinology clerkship with Dr. Lewis Braverman, she became more interested in the pathophysiology of thyroid disease, obesity, and diabetes, particularly when framed around social determinants of health. During residency she completed the Graduate Medical Education Leadership Program, and later became co-chair for the Education Subcommittee of the ACGME Health Disparities Collaborative at the Icahn School of Medicine. She has assisted in the creation of a Health Equity Resource Collection and facilitated cultural humility workshops for residents. She has led several academic projects, quality improvement initiatives, and directed curriculum development focused on designing behavioral interventions in underserved communities to promote effective health strategies and improve metabolic health. As a chief resident, she participated in the development of a guideline for residents for the management of hyperglycemia in the hospitalized non-critically ill patients as a scholarly project for the Harvard Macy Institute’s Future Academic Clinician Educators. After her fellowship in Endocrinology, she plans to have a career in academic medicine. Sananda is a member of the Endocrine Society as well as the Obesity Society. During her free time, she enjoys spending time outside with family and friends, dancing, and attending classic car shows.

Rabail SadiqRabail Sadiq

Hometown: Lahore, Pakistan
Medical School: C.M.H. Lahore Medical College, Pakistan
Residency: Norwalk Hospital affiliated with Yale School of Medicine
Clinical Interests: General endocrinology, thyroid disorders, diabetes, and obesity
Research Interests: Gestational diabetes and type 1 diabetes in young adults
After residency in internal medicine (2017-2020) I did General Internal Medicine fellowship at Albert Einstein College of Medicine/Montefiore Medical Center where I took part in the Clinical Research Training Program and received a Master of Science (M.S.) in Clinical Research Methods.