Doctor Lans is an Integrative Rheumatologist . He has over 35 years of medical practice experience. Trained initially in conventional medicine, Dr Lans later studied functional medicine and now practices integrative medicine-a hybrid approach employing both concepts to patient care. He emphasizes a patient-centered approach to address hormone imbalance, thyroid issues, weight and metabolic optimization, sexual wellness, and autoimmune diseases including M.S, Lyme’s, Leaky Gut Syndrome, Diabetes and Chronic Fatigue Syndrome. In addition to his Board-Certification in Internal Medicine, Allergy and Immunology, and Rheumatology, Dr. Lans is also Fellowship trained and Board certified by the American Academy of Anti-Aging Medicine, where he has also completed a Stem Cell Fellowship. Most importantly, Dr. Lans is a passionate advocate of personalized medicine and preventive health care. His distinguished career as a skilled clinician, author, and educator include his current roles as Chief, Division of Rheumatology New York Presbyterian/Lawrence Hospital and a Clinical Assistant Professor of Medicine at New York Medical College