About
Dr. Tina Ziainia serves as President, Medical Director of San Diego, and Chief of Women's Health at Human Longevity, Inc. She brings more than 25 years of clinical experience to her work in preventive medicine, executive health, and functional medicine. Before joining Human Longevity, she held a faculty position as assistant professor at Saint Louis University and practiced medicine at Sharp Rees Stealy. She earned the Sharp Rees Stealy Physician Excellence Award and has been recognized among the Top Doctors of San Diego. Dr. Ziainia specializes in hormone optimization and precision longevity medicine. Her clinical approach centers on a deeply personal relationship with each patient, pairing advanced diagnostics with individualized care.
Education & Training
Additional Training
Faculty position as assistant professor at Saint Louis University
Conditions Treated
Who is Dr. Ziainia right for?
Dr. Ziainia is a strong fit for women seeking comprehensive preventive care and hormone optimization. Adults with complex health histories benefit from her functional medicine approach and 25-plus years of clinical depth. She works well with executives who want precision diagnostics paired with individualized follow-through. Patients interested in longevity planning and root-cause treatment will find her clinical philosophy well aligned with their goals.
Similar Doctors Nearby
Dr. Eric DinenbergMD, MPH
Dr. Keon PearsonMD, MBA
chronic disease, cardiovascular disease, lipid disorders +2 more
Dr. Brij GuptaMD, MPA
cardiovascular disease, hypertension, chronic disease management +3 more
Frequently Asked Questions
Dr. Ziainia specializes in executive health, preventive medicine, functional medicine, and hormone optimization. She also leads Women's Health services at Human Longevity, Inc. Her clinical focus centers on precision longevity medicine and treating root causes rather than symptoms.
Dr. Ziainia brings more than 25 years of clinical experience to her work. She has practiced at Sharp Rees Stealy and held a faculty position as assistant professor at Saint Louis University. That background gives her a broad foundation across academic medicine, clinical practice, and longevity-focused care.
Yes. Dr. Ziainia earned the Sharp Rees Stealy Physician Excellence Award during her time there. The San Diego medical community has also recognized her among the city's Top Doctors.
Dr. Ziainia serves as President, Medical Director of San Diego, and Chief of Women's Health at Human Longevity, Inc. She holds leadership responsibility across clinical operations and women's health programming at the practice.
Dr. Ziainia centers her approach on a deeply personal relationship with each patient. She pairs advanced diagnostics with individualized care plans. Her goal is to detect disease early, reduce biological age, and address root causes rather than manage symptoms reactively.
Yes. While Dr. Ziainia leads the Women's Health program, her specialties in executive health, preventive medicine, and functional medicine extend to patients of all genders. Hormone optimization and precision longevity medicine are central to her work across her full patient population.
Doctor profile last updated March 21, 2026