Dr. John Joseph Welter, MD

Dr. John Welter is a pulmonologist with 27 years of experience treating lung and breathing conditions. He earned his medical degree from St. Georges University School of Medicine and has dedicated his career to helping patients with respiratory health challenges. Dr. Welter is fluent in both English and Spanish, allowing him to serve a diverse patient population.

Dr. Welter practices at multiple locations including Westchester Medical Center, Good Samaritan Hospital, and Maria Fareri Children's Hospital in Valhalla and Suffern, New York. He specializes in treating conditions such as asthma in both adults and children, as well as cystic fibrosis. His expertise includes performing pulmonary function testing, bronchodilator reversibility testing, and asthma challenge tests to help diagnose and monitor breathing problems. Patients consistently rate Dr. Welter highly, giving him an average rating of 5.0.