Meet the Team

“We are focused on integrating health care into our business so that we create a holistic approach to health and wellness, supporting customer needs throughout their journey. Weight loss has become a significant component to managing a person’s overall wellness. By combining GLP-1s, immune health regimen, and metabolism boosts with Echelon® Fitness programs that focus on the individual's goals, ActiveMD will help you lose unwanted weight and stay healthy without losing muscle mass.”
Lou Lentine
CEO of Echelon® Fitness and ActiveMD


Dr. Kelly Tenbrink was born in Nairobi, Kenya, at the foot of Mount Kilimanjaro, where he grew up as the son of two Peace Corps volunteers. Inspired by a life shaped by global service and cultural diversity, he pursued a career dedicated to health and wellness.
Dr. Tenbrink completed medical school at St. George’s University and went on to finish his residency in Emergency Medicine at the University of Texas Health Science Center in San Antonio. He is board certified by the American Board of Emergency Medicine and remains deeply committed to advancing the field through the adoption of new technologies and modern approaches to care.
Dr. Tenbrink provides care to patients nationwide. His broad multi-state licensure enables him to reach diverse communities with a consistent standard of excellence. Passionate about the intersection of health, wellness, and technology, Dr. Tenbrink continues to explore innovative ways to deliver high-quality medical care that meets patients where they are.
Dr. Kelly Tenbrink, MD
Board Certified in Emergency Medicine