Dr. Lori Gerard
Dr. Lori Gerard is board certified in endocrinology. She received her medical degree from the University of Colorado Health Sciences Center and completed internship and residency in internal medicine at the University of Colorado. She served as Chief Medical Resident in internal medicine and completed a fellowship at the University of Colorado with specialty training in diabetes, endocrinology, and metabolism.
Treating all areas of endocrinology, Dr. Gerard specializes in thyroid disease, thyroid cancer, osteoporosis, calcium disorders, pituitary and adrenal disorders, and diabetes (Type 1, Type 2, and Gestational). She has had extensive training on the management and surveillance of thyroid cancer, and special training in thyroid ultrasonography.
Dr. Gerard has been active in research studies involving inhaled insulin therapy, newer insulin analogs, insulin pumps, and continuous glucose monitoring. She is also involved in multidisciplinary studies related to glucose control strategies during pregnancy and improved neonatal outcomes.
When not with patients, Dr. Gerard enjoys spending time with her husband and two children. She revels in Colorado’s great outdoors and loves mountain biking and skiing.
Dr. Linda Buckley
Dr. Kelsi Deaver
Dr. Deaver is a board-certified Endocrinologist, receiving her fellowship training at the University of Colorado. She completed her medical degree at Creighton University and then trained at Exempla Saint Joseph hospital in Denver for her Internal Medicine residency. She is trained in all areas of Endocrinology, and has specific interest in treating thyroid disorders, thyroid cancer, diabetes, osteoporosis, obesity, PCOS, transgender health, as well as adrenal, pituitary and calcium/parathyroid disorders. Her research experience includes the evaluation and management of thyroid nodules, hypothyroidism and pituitary tumors.
Dr. Deaver is a Colorado native and enjoys live music, hiking, taking zumba dance classes and walking around the amazing parks of Denver with her family and black labrador Billie.
Dr. Rebecca Jeffers
Rebecca Jeffers is a board-certified endocrinologist who received her medical degree at the University of Arkansas for Medical Sciences in Little Rock, AR and went on to complete her Internal Medicine residency at Scripps Mercy Hospital in San Diego, CA. She completed her endocrinology fellowship at the University of Colorado. She is trained in all areas of endocrinology including diabetes (type 1 and type 2), weight management, transgender care and disorders of calcium/bone, the adrenal glands, the thyroid, the pituitary gland, and the reproductive axis. During fellowship, she also participated in a research project analyzing continuous glucose monitoring data for overweight/obese patients participating in a weight loss intervention and completed a quality improvement project to help increase the provision of contraception and preconception counseling for women with diabetes. Through her training, she has found that she is passionate about helping patients understand their disease states and empowering them to take control of their health in a personalized approach.
Rebecca also enjoys cooking, and spending time with her friends and family, and exploring new hiking trails with her pit bull, Huxley.
Jenna Hannan - Physician Assistant
Jenna Hannan is a board certified Physician Assistant. She received her Bachelor of Science from Colorado State University, majoring in health and exercise science. Jenna then obtained her Master of Science degree from Indiana State University.
Jenna worked as a PA at an Internal Medicine office prior to joining Denver Endocrinology.
Outside of the office, Jenna enjoys running, biking, hiking and skiing.
Stacey Mitchell - Nurse Practitioner
Stacey Mitchell is a board certified Nurse Practitioner, specializing in endocrinology. She received her BA in Kinesiology from the University of Colorado, and later pursued her BSN from the University of Colorado Health Sciences Center, graduating with honors. She then obtained a Master of Science degree from the University of Colorado, College of Nursing, and became accredited as an Adult Nurse Practitioner.
Stacey worked for eight years as a certified diabetes educator and continues to conduct diabetes research. She participates in multiple aspects of endocrinology care, particularly diabetes and thyroid management. Trained in advanced assessment, diagnosis and management of multiple medical problems, Stacey provides personal care with compassion and attention.
Stacey enjoys tap dancing and spending time with her family. Together, they enjoy the outdoors and camping in the summer.
Emily Griffith - Nurse Practitioner
Emily Griffith is a board-certified Adult and Gerontology Primary Care Nurse Practitioner. She received a Bachelor of Arts in social sciences from Washington University in St. Louis and a Bachelor of Science of Nursing from Johns Hopkins University School of Nursing. Later, she completed her Master of Science degree from the University of Colorado.
Prior to joining Denver Endocrinology, Emily worked at the University of Colorado Hospital as a bedside nurse on the inpatient oncology, bone marrow transplant, and medicine
unit. She also served on the hospital’s Diabetes Education Committee.
Outside of her love for patient care, Emily enjoys cooking, traveling, reading, and cheering for Kansas City sports teams. She also likes spending time with friends and family, and anything that gets her out and about in the beautiful Colorado sunshine.
Angel Johnson - Certified Diabetes Educator
Angel Johnson is a Registered Dietitian and Certified Diabetes Educator. She received her Bachelor of Science degree in Food and Nutrition at North Dakota State University in 2001. She then obtained her CDE and certifications in insulin pump training in 2004. Prior to joining Denver Endocrinology, Angel started her career at the University of Colorado Hospital and later moved on to the Barbara Davis Center for Diabetes adult clinic to work intensively with all types of diabetes and research.
Angel has always had a strong interest in diabetes, completing two clinical rotations with diabetes focus and learning about living with diabetes through listening to patient experiences over the years. She has a true passion in working together with the patient, listening to them, meeting them where they are at and targeting strategies to help them meet their goals.