Dr. Mark D Sethna, DO

Dr. Mark Sethna is a family medicine physician who practices osteopathic medicine with 23 years of experience caring for patients of all ages. He earned his medical degree from New York Institute of Technology College of Osteopathic Medicine, where he developed expertise in treating the whole person through both traditional medical approaches and osteopathic techniques. His practice encompasses comprehensive family care, addressing health needs from childhood through adulthood. Dr. Sethna is multilingual and provides care in English, French, Korean, Russian, and Spanish.

Dr. Sethna practices at The Floating Hospital and Mount Sinai Queens, both located in Long Island City, New York, and maintains affiliations with Saint Barnabas Hospital. He focuses on preventive care and treats conditions such as sexually transmitted infections and high cholesterol in children and teens. His practice includes administering essential immunizations for children and adolescents, as well as annual flu …vaccines. Patients have given him an average rating of 2.3 on Vitals.