Dr. Gregory Davis Mackay, MD

Dr. Gregory Mackay specializes in internal medicine and gastroenterology, bringing over four decades of medical expertise to his practice. He earned his medical degree from Sidney Kimmel Medical College at Thomas Jefferson University and completed his residency training at Rhode Island Hospital. With 41 years of experience treating digestive health conditions, Dr. Mackay has developed extensive knowledge in managing complex gastrointestinal disorders. He is fluent in both Spanish and English, allowing him to serve a diverse patient population.

Dr. Mackay is affiliated with Cleveland Clinic Indian River Hospital and practices at multiple locations throughout Vero Beach, Florida. He frequently treats patients with iron deficiency anemia, anemia from heavy bleeding, and upper gastrointestinal bleeding. His expertise includes performing sedation procedures, coordinating pathology tests, and managing home infusion therapy for patients who need specialized care. Patients have given him an …average rating of 4.8 out of 5 stars, reflecting their confidence in his compassionate and thorough approach to gastroenterology care.