Dr. Brian T. Callahan

Kathryn Grumbach is a Radiologist and an Interventional Radiologist in Falls Church, Virginia. Dr. Grumbach is rated as a Distinguished provider by MediFind in the treatment of Collapsed Lung. Her top areas of expertise are Non-Alcoholic Fatty Liver Disease, Visceromegaly, Gallbladder Disease, and Progressive Familial Intrahepatic Cholestasis Type 1. Dr. Grumbach is currently accepting new patients.

Dr. David Feigin is a Professor (PAR) in the Johns Hopkins Medicine Department of Radiology and Radiological Science. His area of clinical expertise is diagnostic radiology. Dr. Feigin previously served as the Associate Director of Residency in Diagnostic Radiology program and the Director of Chest Imaging. Dr. Feigin received his undergraduate degree from Cornell University. He earned his M.D. from New York University. He completed his residency and performed a fellowship in Nuclear Medicine at The Johns Hopkins Hospital. Dr. Feigin’s research interests are chest imaging, specializing in plain films and HRCT education, especially for post-graduate students. Dr. Feigin is rated as an Advanced provider by MediFind in the treatment of Collapsed Lung. His top areas of expertise are Collapsed Lung, Pleural Effusion, Colonic Malakoplakia, and Pleurisy.

Michael Varanelli is a Radiologist and a Neuroradiologist in Alexandria, Virginia. Dr. Varanelli is rated as a Distinguished provider by MediFind in the treatment of Collapsed Lung. His top areas of expertise are Thyroid Nodule, Lymphofollicular Hyperplasia, Non-Alcoholic Fatty Liver Disease, and Visceromegaly. Dr. Varanelli is currently accepting new patients.