Dr. Morrissey earned her medical degree from Memorial University of Newfoundland. She went on to complete her internal medicine residency at Mayo Graduate School of Medicine and her fellowship in endocrinology at Washington University in St. Louis School of Medicine. She is Board Certified in Internal Medicine and Endocrinology, Diabetes and Metabolism. She is a member of the Endocrine Society, American Diabetes Association, and American Association of Clinical Endocrinologists. Dr. Morrissey specializes in the diagnosis and management of adults with disorders of the endocrine system including diabetes, osteoporosis, thyroid, adrenal, pituitary, calcium/parathyroid gland disorders as well as other hormonal issues. In her spare time, Dr. Morrissey enjoys traveling with her husband, boating and spending time with their Boston terrier. Dr. Morrissey welcomes new patients and accepts most insurance plans.