B.Sc., University of Calgary, Calgary, Alberta, Canada, 1990.
Ph.D., University of Calgary, Calgary, Alberta, Canada, 1996.
M.D., Queen’s University, Kingston, Ontario, Canada, 2000.

Residency/Fellowship: University of Calgary, Calgary, Alberta, Canada (internal medicine), 2000-2003; (chief resident), 2002-2003; Baylor College of Medicine, Houston, Texas (endocrinology, diabetes, and metabolism), 2003-2005.

Certified by the American Board of Internal Medicine in Endocrinology, Diabetes, and Metabolism; Certified by the Royal College of Physicians of Canada in Internal Medicine and Endocrinology.

Baylor College of Medicine, Houston, Texas, Assistant Professor of Medicine, 2006-2014; Associate Professor (Tenure), 2015-2020; Associate Professor of Neurosurgery, 2016-2020; associate program director, 2008-2014; fellowship program director, 2014-2020; lead clinician, Endocrinology, NIH Undiagnosed Disease Network, 2016-2020; Ben Taub General Hospital, Harris Health System, Harris County, Texas, consulting endocrinologist, 2006-2020; Baylor St. Luke's Medical Center, Houston, Texas, consulting endocrinologist, 2010-2020; medical director, The Pituitary Center, 2011-2020; Texas Children's Hospital, Pavilion for Women, Houston, Texas, consulting endocrinologist, 2012-2019.

Appointed to the staff of Mayo Clinic in Florida, 2020; chair, Division of Endocrinology, 2022-present; Professor of Medicine, Mayo Clinic College of Medicine and Science, 2023-present; Joint appointment, Department of Neurologic Surgery, 2023-present.