Achieve Your Peak Performance at Cenegenics Washington D.C.

Dr. Karen Pitman is a board-certified physician and surgeon dedicated to helping individuals achieve optimal health, long-term vitality, and a reduced risk of chronic disease through highly personalized, data-driven care. Known for her thoughtful, patient-centered approach, Dr. Pitman takes the time to listen deeply, understand each person’s goals, and translate advanced diagnostics into actionable strategies that deliver measurable results.

Dr. Pitman earned her medical degree from the Uniformed Services University of the Health Sciences and went on to serve 17 years as a medical officer in the United States Navy. During her military career, she completed her residency in Otolaryngology at Naval Medical Center Portsmouth and a prestigious fellowship in Head and Neck Oncologic and Cranial Base Surgery at the University of Pittsburgh Medical Center, training that demanded precision, resilience, and excellence under pressure.

Following her service, Dr. Pitman practiced in both academic and private clinical settings before transitioning full time into longevity medicine at Cenegenics. She has cared for clients at Cenegenics Washington, DC, and now brings her expertise to Cenegenics Denver, where she focuses on proactive, prevention-first care designed to support performance, resilience, and long-term well-being.

At Cenegenics, Dr. Pitman partners closely with each person she works with to design individualized programs rooted in comprehensive testing, ongoing assessment, and continuous optimization. Her approach reflects the Cenegenics philosophy: precision medicine guided by science, accountability, and an unwavering commitment to helping people perform at their best, not just today, but for decades to come.

Outside the clinic, Dr. Pitman enjoys traveling throughout the United States, exploring museums, and staying deeply engaged in the evolving science of lifelong health and vitality, bringing curiosity and purpose to both her personal and professional pursuits.

Dr. John Kocka is a Partner Physician at Cenegenics and a highly respected leader in longevity, performance, and preventive medicine. Trained at the renowned Cleveland Clinic, he completed his residency in Family Medicine with advanced specialization in Sports Medicine—laying the foundation for a career centered on optimizing human performance and long-term health.

Dr. Kocka has been a Cenegenics physician since 2012 and brings a rare combination of clinical excellence, leadership experience, and real-world performance medicine to his members. Prior to joining Cenegenics, he founded Premier Health Clinic, a comprehensive preventive and sports medicine practice, and served as Medical Director for both Twinsburg Urgent Care and Twinsburg Health & Wellness Center.

His leadership extends beyond traditional healthcare settings. Dr. Kocka served as Medical Director for NASA’s Glenn Research Center, overseeing the medical clinic, occupational health program, and fitness center, an experience that reflects his ability to manage complex systems where performance, safety, and precision matter most.

A decade-long officer in the U.S. Air Force Reserve, Dr. Kocka rose to the rank of Lieutenant Colonel and served as Chief of Medicine for the 910th Medical Squadron. His service instilled a disciplined, mission-driven approach that continues to shape his medical philosophy today.

In addition to board certification in Family Medicine, Dr. Kocka holds board certifications in Age Management and Regenerative Medicine and is physician-certified by the Cenegenics Medical Institute. His expertise is further distinguished by extensive experience in combat sports medicine, having served as a ringside physician for professional athletic commissions and major organizations, including mixed martial arts promotions at the highest level.

An accomplished athlete, Dr. Kocka has earned multiple titles in natural bodybuilding and martial arts and previously served as an instructor in mixed martial arts training. Though retired from competition, he remains deeply committed to weight training, functional fitness, nutrition, and recovery—living the principles he teaches and embodying the Cenegenics promise of lifelong performance.