A native of the Midwest, Dr. Kelly Lennon graduated with honors from Creighton University and completed his residency in Obstetrics and Gynecology at the University of Florida–Jacksonville, where he served as Academic Chief Resident. He is a founding physician of South Denver Obstetrics and Gynecology, PC—a progressive, forward-thinking, patient-centered practice that embraces collaboration with midwives and personalized care.

 

Dr. Lennon has held key leadership roles, including Department Chair of Women’s Services and Medical Staff President at Littleton Adventist Hospital. He currently serves as Chief Medical Officer for OnPoint Medical Group, helping to guide compassionate, quality care across a network of practices. He also played a vital role in developing the women’s services department for the opening of Castle Rock Adventist Hospital in 2013.

 

In addition to his clinical and administrative work, Dr. Lennon has served on several boards, including the Littleton Hospital Community Board, Littleton Hospital Foundation Board, Castle Rock Adventist Hospital Community Board, and the Board of the Arapahoe-Douglas-Elbert Counties Medical Society.

 

Dr. Kelly Lennon is not only a highly accomplished physician and healthcare leader—he’s someone who brings heart, humility, and a deep sense of purpose to everything he does. Patients often appreciate his thoughtful, down-to-earth approach and the way he listens with genuine care. Whether he’s guiding a complex medical decision or simply offering reassurance, Dr. Lennon is known for making people feel seen, heard, and supported.

 

Outside of medicine, he’s a devoted husband and father who finds joy in the Colorado outdoors, whether he’s hiking a 14er, snowboarding with his kids, or experimenting with a new recipe at home. His love of learning and curiosity extends beyond the clinic—into books, bee keeping, brewing, and golf. These personal passions reflect the same energy and dedication he brings to his practice: thoughtful, adventurous, and always striving to do better.