Dr. Alan Freund Barker is a Internal Medicine,General Physician and Pulmonologist in North Tabor, PORTLAND and has an experience of 56 years in these fields. Dr. Alan Freund Barker practices at Providence Dermatology - Glisan in North Tabor, PORTLAND. He completed B.A. from Carleton College in 1966,Medical degree, DO from University of Missouri- Columbia in 1970 and Internal Medicine Residency from University of Washington SOM in 1973. He is a member of American thoracic society,American College of Chest Physicians and Oregon Thoracic Society. Some of the services provided by the doctor are: Obstructive Sleep Apnea,Bronchiolitis,Shortness of Breath Treatment,Acute Upper Respiratory Tract Infections and Acute Bronchitis etc.