Bill Barker, MD Bill Barker, MD, is a doctor with AHN Medicine Institute, specializing in pulmonary and critical care. He diagnoses and treats conditions of the lungs, upper airways, cavity, and chest wall and provides personalized care for patients with asthma, COPD, and interstitial lung disease. He went to medical school at Medical College of Ohio in Toledo, Ohio. Dr.... Read More about Billie J Barker, MD

Bill Barker, MD Bill Barker, MD, is a doctor with AHN Medicine Institute, specializing in pulmonary and critical care. He diagnoses and treats conditions of the lungs, upper airways, cavity, and chest wall and provides personalized care for patients with asthma, COPD, and interstitial lung disease. He went to medical school at Medical College of Ohio in Toledo, Ohio. Dr.... Read More about Billie J Barker, MD

Bill Barker, MD Bill Barker, MD, is a doctor with AHN Medicine Institute, specializing in pulmonary and critical care. He diagnoses and treats conditions of the lungs, upper airways, cavity, and chest wall and provides personalized care for patients with asthma, COPD, and interstitial lung disease. He went to medical school at Medical College of Ohio in Toledo, Ohio. Dr.... Read More about Billie J Barker, MD