Richard B. Christensen, MD serves as the medical director of Humphreys Diabetes Education Center. Dr. Christensen completed residency training in internal medicine at the University of Washington. He then pursued five years of advanced fellowship training, research, and teaching in endocrinology and metabolism at the University of Washington before entering practice in Boise.

Cody Davies, NP started his career with St. Luke's, working in hospital internal medicine where he developed an interest in endocrinology.

Cody earned his bachelor's degree from Oregon Health and Sciences University. He earned his master’s degree in nursing science from Gonzaga University. In his spare time, he enjoys exploring the outdoors, spending time with family, and fishing.

Sherwin D'Souza, MD enjoys various aspects of endocrinology, and has a special interest in diabetes, lipid disorders, and cardiometabolic disease. 

Dr. D'Souza is a fellow of the American College of Endocrinology and a diplomate of the American Board of Clinical Lipidology. He is currently the medical director at St. Luke's Endocrinology and Humphreys Diabetes Center. In addition, he has served as medical director of the Physician Assistant Program at Idaho State University in Meridian. 

In his spare time he enjoys running, hiking, traveling and spending time with his family.

Daniel Lefler, PA-C earned his bachelor's degree in business administration from Grand Valley State University. He earned his master's degree in physician assistant studies from Idaho State University. Before becoming a physician assistant he worked as a park ranger for the National Park Service.

Shanaz Sikder, MD is an endocrinologist with special interests in thyroid cancer, and adrenal disorders. During her time at the National Institutes of Health, she trained under the world's experts in endocrinology as well as rare disorders. She also conducted clinical research in diabetes and insulin resistance in the South Asian population.

In her free time, Dr. Sikder enjoys yoga, traveling, the outdoors, and great food.

Sharene Watsen, PA-C earned her bachelor's degree in biology and religion from Gustavus Adolphus College. She earned her master's degree in physician assistant studies from Oregon Health & Science University. Before becoming a physician assistant she worked as a nursing assistant and phlebotomist.

Michael is a board certified physician assistant by the National Commission on Certification of Physician Assistants. He earned his bachelor’s degree from Boise State University and master’s degree from the University of Oregon. He is a graduate of the Nova Southeastern University of Physician Assistant Studies program.

Stacie Woods, PA-C, BC-ADM, earned her bachelor’s degree from Idaho State University in clinical laboratory science. She earned her master’s degree from University of Washington, MEDEX program in physician assistant studies. She is also board certified in advanced diabetes management. Before becoming a physician assistant, Stacie worked as a medical laboratory scientist.