Dr. David Barzilai, MD, PhD, MBA, MS, DipABLM, is a longevity medicine physician, Harvard Medical School Lecturer, and internationally recognized speaker focused on advancing healthy longevity through evidence-based and precision medicine approaches. 

As founder and CEO of Barzilai Longevity Consulting, he works with clinicians, health systems, organizations, and select private clients to translate the rapidly evolving science of longevity into practical strategies that extend healthspan, enhance performance, and improve long-term outcomes. His approach integrates lifestyle medicine, biomarker-driven assessment, and the clinical application of emerging therapeutics. 

Dr. Barzilai holds a PhD in Health Services Research and serves as an inaugural faculty member and Trustee at the Geneva College of Longevity Science. A Diplomate of the American Board of Lifestyle Medicine, he is recognized as one of Storyful's Top 10 Emerging Voices in Wellness and Longevity and is a trusted advisor in the longevity and healthtech sectors. He is known for making complex scientific advances accessible and actionable for clinicians, executives, healthcare leaders, and policymakers.