About
David M. Clifford MD, FRACGP earned his Bachelor of Medicine and Bachelor of Surgery from the University of New South Wales in Sydney, Australia in 1974. He completed his first residency in Internal Medicine and Surgery at Royal New Castle Hospital in New South Wales, then returned to the United States for a second residency in Family Medicine at St. Joseph Medical Center in Stamford, Connecticut. He holds fellowship with the Royal Australian College of General Practitioners. The Medical Officers Association of New South Wales Rugby League named him a Life Member for Outstanding Service, a distinction he earned between 1976 and 1991.
Dr. Clifford has spent 18 years caring for patients in Marietta, Georgia. His father practiced family medicine for more than 50 years, and that legacy shaped his core belief: listening carefully is the first step in helping any patient. He is passionate about prevention, approaching chronic conditions like diabetes and hypertension with long-term sustainability in mind. He works closely with pediatric patients, focusing on building healthy habits early. Patients and families have trusted him across generations, and his practice is known for house calls, after-hours check-ins, and a responsiveness that runs throughout his entire career.
Education & Training
Undergraduate
University of New South Wales, Sydney, New South Wales, Australia - Bachelor of Medicine, Bachelor of Surgery (1974)
Residency
Royal New Castle Hospital, New South Wales, Australia - Internal Medicine and Surgery (1974-1976); St. Joseph Medical Center, Stamford, CT - Family Medicine (1994-1997)
Fellowship
Fellow, Royal Australian College of General Practitioners
Certifications
Conditions Treated
Who is Dr. Clifford right for?
Dr. Clifford is a strong fit for patients of all ages seeking a long-term family medicine relationship. Adults managing chronic conditions like diabetes, hypertension, or high cholesterol benefit from his preventive, sustainability-focused approach. Families with children benefit from his pediatric care and his emphasis on building healthy habits early. Patients who value after-hours access, house calls, and a physician who listens carefully will feel at home in his practice.
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Frequently Asked Questions
Dr. Clifford treats a broad range of conditions in both adults and children. His clinical focus includes diabetes, hypertension, and high cholesterol. He also delivers preventive care, pediatric care, and chronic disease management for long-term patient health.
Dr. Clifford holds fellowship with the Royal Australian College of General Practitioners. He earned his Bachelor of Medicine and Bachelor of Surgery from the University of New South Wales and completed two residencies, one in Internal Medicine and Surgery and one in Family Medicine.
Dr. Clifford brings more than four decades of family medicine experience to his patients. He has served the Marietta area specifically for 18 years, caring for families from Smyrna, Powder Springs, Acworth, Kennesaw, and Woodstock.
Yes, Dr. Clifford sees pediatric patients as part of his family medicine practice. He focuses on building healthy habits early and works closely with children and their families across generations.
Yes, Dr. Clifford reaches patients by phone after hours and on weekends. His 24/7 availability is a core part of how he cares for his patients under the MDVIP model.
Yes, Dr. Clifford makes house calls for patients who need them. This responsiveness has defined his practice throughout his career.
Dr. Clifford's father practiced family medicine for more than 50 years, and that legacy deeply shaped his values. He believes listening carefully is the first step in helping any patient. He approaches chronic conditions with a focus on long-term sustainability rather than short-term fixes.
The Medical Officers Association of New South Wales Rugby League named Dr. Clifford a Life Member for Outstanding Service. He earned this distinction for his service between 1976 and 1991.
Doctor profile last updated March 21, 2026