Mark A. Zoller, MD, is a family medicine doctor with Ascension St. Vincent's in Saint Johns, FL. He provides primary care for minor illnesses and injuries, preventive health screenings, routine check-ups and vaccinations. Dr. Zoller listens to understand you and your health concerns. He takes the time to get to know you and your family's health history. Then, Dr. Zoller works with you to create a personalized care plan for your long-term health needs.