Profile
Dr. John A. Fantl, MD
Obstetrics and Gynecology in Smithtown
Dr. John A. Fantl is an obstetrician-gynecologist serving the Smithtown area. With specialized training in women’s reproductive health, Dr. Fantl provides clinical care across the full spectrum of obstetric and gynecologic conditions. His practice focuses on preventive services, diagnostic evaluation, and treatment of both routine and complex women’s health concerns.
Clinical Focus and Training
As an MD with board certification in obstetrics and gynecology, Dr. Fantl brings medical expertise to prenatal care, labor and delivery management, gynecologic surgery, and general women’s health maintenance. He addresses conditions including pregnancy complications, hormonal disorders, and gynecologic pathology. His clinical background reflects the breadth of knowledge required to manage both obstetric patients and those seeking general gynecologic services.
Dr. Fantl’s practice serves women across different life stages, from routine annual exams to high-risk obstetric management. The practice operates in Smithtown, providing accessible obstetric and gynecologic care to the local community. Prospective patients may contact the office directly for appointment scheduling and insurance verification.






