About
Lesle D. Long, MD brings a uniquely layered medical background to her internal medicine practice in Greenville, SC. She earned a Bachelor of Science in Nursing from the Medical University of South Carolina in 1983. She then completed a Master of Science in Psychiatric Nursing at the University of Maryland at Baltimore in 1985. After teaching psychiatric nursing at Greenville Technical College, she returned to the Medical University of South Carolina for her Doctorate of Medicine, graduating in 1993. She completed her Internal Medicine residency there as well, finishing in 1996.
Dr. Long holds certification from both the American Board of Internal Medicine and the American Board of Medical Specialties. Since 1997, she has served as Clinical Faculty in the Department of Medicine at both the Medical University of South Carolina College of Medicine and the University of South Carolina School of Medicine. She is a member of the South Carolina Medical Association and the Greenville County Medical Society. Her clinical focus includes chronic conditions such as type 2 diabetes, high cholesterol, and hypertension. Patients consistently describe her as thorough, unhurried, and deeply attentive. She remembers the details of prior visits, includes patients in every care decision, and makes herself available by phone during emergencies on evenings and weekends.
Education & Training
Undergraduate
Medical University of South Carolina, B.S. Nursing, 1983
Medical School
Medical University of South Carolina, Doctorate of Medicine, 1993
Residency
Internal Medicine, Medical University of South Carolina, Charleston, SC, 1993-1996
Additional Training
University of Maryland at Baltimore, Master of Science, Psychiatric Nursing, 1985
Certifications
Conditions Treated
Who is Dr. Long right for?
Dr. Long is a strong fit for adults managing chronic conditions such as type 2 diabetes, high cholesterol, or hypertension. Patients who want a physician who listens carefully and involves them in every care decision will find her approach particularly valuable. She also serves patients who want a direct line to their doctor during off-hours emergencies. Older adults and those with complex medical histories benefit from her thorough, relationship-centered style.
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Frequently Asked Questions
Dr. Long specializes in internal medicine with a strong focus on chronic disease management. She treats patients with type 2 diabetes, high cholesterol, and hypertension. Her preventive approach aims to improve long-term health outcomes for each of these conditions.
Yes. Dr. Long holds certification from the American Board of Internal Medicine and the American Board of Medical Specialties. She completed her Internal Medicine residency at the Medical University of South Carolina.
Dr. Long earned her Doctorate of Medicine from the Medical University of South Carolina in 1993 and completed her Internal Medicine residency there through 1996. She also holds a Master of Science in Psychiatric Nursing from the University of Maryland at Baltimore.
Yes. Dr. Long makes her after-hours mobile phone available to patients on evenings and weekends. She has responded directly to patient emergencies on weekends, coordinating with hospital ER staff and keeping family members informed in real time.
Every office visit goes directly to Dr. Long. The practice does not route patients to a nurse practitioner or physician assistant. This ensures continuity and a consistent doctor-patient relationship over time.
Dr. Long takes a collaborative approach. She works with each patient to anticipate health needs rather than simply reacting to problems. Patients describe her as unhurried, thorough, and attentive to personal details across visits. She makes sure patients feel comfortable asking questions and play an active role in their care plan.
Yes. Dr. Long holds affiliations with Greenville Hospital System and Bon Secours St. Francis Hospital System. These affiliations support care coordination when patients require hospital-level services.
Yes. Dr. Long has served as Clinical Faculty in the Department of Medicine at both the Medical University of South Carolina College of Medicine and the University of South Carolina School of Medicine since 1997. She also taught psychiatric nursing at Greenville Technical College earlier in her career.
Doctor profile last updated April 4, 2026