Alexandra Krempa, PA

Steven Landau, MD is a gastroenterologist / internist based in White Plains with an interest in inflammatory bowel disease. Dr. Landau completed medical school at New York University in 1981 and awarded membership to the medical honor society, Alpha Omega Alpha. He completed his residency in Internal Medicine in 1984 at the Bronx Municipal Hospital campus of Albert Einstein College of Medicine and went on to complete a fellowship in gastroenterology at the Mount Sinai Hospital in New York City. Dr. Landau opened a practice in internal medicine and gastroenterology in White Plains, New York in 1986 and maintained an academic affiliation as a clinical assistant professor first at Albert Einstein Medical School where he taught endoscopy and taught medical students at New York Medical College. Dr. Landau joined Cardiology Consultants of Westchester as their gastroenterologist in 2009 and joined ColumbiaDoctors in the 2011.

ColumbiaDoctors Medical Group is one of the largest multi-specialty practices in New York State, comprised of an experienced group of physicians specializing in Cardiology, Vascular Disease, Internal Medicine and Gastroenterology. The physicians at ColumbiaDoctors Medical Group are specialists in many areas of medicine, including: Congenital Heart Failure, Cardiac Transplantation, Cardiovascular Disease, Peripheral Vascular Disease, Pulmonary Hypertension, Arrhythmias, Cardiac Catheterization, Internal Medicine, Gastroenterology, Pulmonary Medicine and Nutrition & Wellness. ColumbiaDoctors Medical Group physicians are faculty members at NewYork-Presbyterian/Columbia University Medical Center and actively participate in advanced research, in an effort to offer patients with complex illnesses access to therapies not readily available elsewhere. Some of the current cardiology protocols include: non-surgical treatments for valvular disease, new treatments for atrial fibrillation, methods to avoid use of blood thinners, as well as modalities to treat blood pressure with less medication. The physicians at ColumbiaDoctors Medical Group practice in several Westchester County locations include Hawthorne, White Plains, Eastchester, Hartsdale, Mount Vernon, Scarsdale, and Somers. Orange County locations include Goshen and Port Jervis New York.

At 15 North Broadway, our pediatric liver specialists are part of one of the most experienced programs in the world. We treat and diagnose all types of childhood liver disease, from metabolic conditions to acquired infections. If your child needs a liver transplant, our team supports your family from pre-operative management through long-term care.