Dr. Gregory M. Loewen

Boyd Hehn is a Pulmonary Medicine provider in Sayre, Pennsylvania. Dr. Hehn is rated as a Distinguished provider by MediFind in the treatment of Emphysema. His top areas of expertise are Lung Metastases, Lymphofollicular Hyperplasia, Emphysema, Lung Adenocarcinoma, and Endoscopy.

Ganga Ranasuriya, MD, specializes in pulmonology and is board-certified in critical care medicine, pulmonary disease, and internal medicine by the American Board of Internal Medicine. She practices at UPMC Susquehanna Health Lung Center and is affiliated with UPMC Wellsboro, UPMC Cole, UPMC Williamsport, and UPMC Muncy. Dr. Ranasuriya received her medical degree from Kasturba Medical College and completed her residency and fellowship at Cooper University Hospital. Dr. Ranasuriya is rated as a Distinguished provider by MediFind in the treatment of Emphysema. Her top areas of expertise are Lung Metastases, Chronic Obstructive Pulmonary Disease (COPD), Lung Nodules, Emphysema, and Advanced Bronchoscopy.

Kevin Kist, DO, specializes in pulmonology and is board-certified in critical care medicine, internal medicine, and pulmonary disease by the American Osteopathic Board of Internal Medicine in addition to sleep medicine by the American Board of Sleep Medicine. He practices at UPMC Susquehanna Health Lung Center and Sleep Center in Williamsport. Dr. Kist received his medical degree from Philadelphia College of Osteopathic Medicine and completed his residency at Metropolitan Hospital Central Division, followed by a residency and fellowship at Kennedy Memorial Hospitals-University Medical Center. Dr. Kist is rated as a Distinguished provider by MediFind in the treatment of Emphysema. His top areas of expertise are Lung Metastases, Chronic Obstructive Pulmonary Disease (COPD), Obstructive Sleep Apnea, Emphysema, and Advanced Bronchoscopy.