Current Diabetes, Endocrinology and Metabolism Fellows


First Year

Portrait of Allison Estrada Allison Estrada, MD grew up in Minnesota and attended the University of Minnesota Medical school for her training. She had the opportunity to extend her medical school training with the Flexible MD program, in which she pursued a year dedicated to Global Health. She spent her time working in different health-care settings in Guatemala, Argentina, and Peru, and she focused her learning on systems of care as well as cultural competency in medicine. She did her Internal Medicine residency training at the University of California - Los Angeles, and has returned to the U of M for her fellowship. She has done quality improvement research in the field of diabetes while at UCLA, and hopes to continue with epidemiological and quality improvement research in the future. She is interested in general endocrinology and working with patients from diverse backgrounds and cultures.

Portrait of Ryan Lyerla Ryan Lyerla, MD grew up in rural Wisconsin and later attended Grinnell College in Iowa where he majored in anthropology. Prior to the start of medical school, he joined Teach for America (TFA) and taught high school science courses for two years at a Puerto Rican High School in Chicago. He completed medical school at the University of Wisconsin-Madison and moved to Minnesota to be with his wife who is a fashion designer at Target. He attended Abbott Northwestern Hospital's internal medicine residency program where he became interested in endocrinology. He participated in quality improvement projects related to hypoglycemia in the hospital. His primary interests include diabetes, pituitary disorders, and bone and mineral metabolism.

Portrait of Darin Ruapeng Darin Ruanpeng, MD graduated with first class honors and internal medicine residency from faculty of medicine, Chiang Mai University, Thailand. Following two years of research at the Research Institute for Health Science, Chiang Mai University, she came to the United States. She completed internal medicine residency at the University of Minnesota in 2017. She received the global health outstanding resident academic achievement award in 2017. Darin has broad interests in endocrinology including diabetes, obesity, gut microbiome, endocrine disruptors and transgender medicine. She enjoys running and biking along the Mississippi River and, when the weather gets cold, yoga and ice skating are her favorites.

Second Year

Muhammad Shah Muhammad Shah, MBBS is originally from Pakistan where he went to medical school and also did his post-graduate Internal Medicine training. Dr. Shah then worked in Saudi Arabia for a few years before moving to the USA. He completed his Internal Medicine residency in Atlanta, GA. After completing residency, Dr. Shah moved to Minnesota and started working as a hospitalist. He spent a couple of years in clinical research in endocrinology before starting his fellowship. Dr. Shah's areas of interest include adrenal and pituitary disorders.

Portrait of Almoutaz Shakally Almoutaz Shakally, MD, FACP went to medical school at Damascus University and graduated in 2007. He moved to the United States in June 2008 to pursue advanced medical training in internal medicine. Dr. Shakally did his residency at Hennepin County Medical Center in Minneapolis, MN, and became board certified in internal medicine in 2011. He worked as a hospitalist physician in Des Moines, IA for 5 years. As an associate medical director of the hospitalist group, Dr. Shakally was responsible for implementing multiple quality initiatives to improve the diabetes care and prevent hypoglycemia in the inpatient setting. His main areas of interest are diabetes, parathyroid, and bone metabolism.

Portrait of Kidmealem Zekarias Kidmealem Zekarias, MD, MPH grew up in Ethiopia. She attended medical school at Jimma University. After medical school, she worked in rural Ethiopia before joining Trinity College, Ireland to complete her Master's in Public Health. She practiced clinical medicine and public health in urban and rural Ethiopia before she joined a residency program in Internal Medicine. Dr. Zekarias completed her internal medicine residency at Wayne State University, Detroit. She then worked at Hennepin County Medical Center (HCMC) as an attending physician. Her practice at HCMC focused on primary care where her interest in diabetes and thyroid disease management began. She has interest in pursuing clinical research in these areas. When she is not working, Dr. Zekarias enjoys spending time with her kids and reading various books.