Dr. Alan F Sloyer, MD

Dr. Alan Sloyer is a gastroenterologist and internal medicine physician who has dedicated over four decades to digestive health care. He earned his medical degree from SUNY Downstate Medical Center College of Medicine and completed his residency at Memorial Sloan Kettering Cancer Center. With 44 years of clinical experience, Dr. Sloyer brings extensive knowledge to the diagnosis and treatment of gastrointestinal conditions. He is fluent in both English and Spanish, helping him connect with a diverse patient population.

Dr. Sloyer practices at North Shore Gastroenterology Associates in Great Neck, New York, and maintains hospital privileges at Glen Cove Hospital. His expertise includes treating gastritis, colon polyps, and GERD, conditions that affect millions of Americans. He performs specialized procedures such as pathology tests, kidney transplant biopsies, and nerve biopsies to help diagnose complex medical conditions. Patients have given him an average rating of 4.2 stars, …reflecting their confidence in his care and clinical expertise.