Biography & Education


"My goals are always to provide the best and most appropriate care to the individual patient. I believe that this is accomplished by listening and planning with the patient about what is best for that person, even at times when there are only limited options. It is my goal that for every patient, compassionate and comprehensive care can be attained and ultimately leads to increased quality of life by using not only the best in medical science but also our community and the resources that it offers."

Dr. Lefor graduated from Oregon Health & Science University (OHSU). He later completed his internship and residency in internal medicine at Virginia Mason Medical Center in Seattle. Dr. Lefor finished his pulmonary, critical care and sleep medicine fellowship at the University of Utah. Currently, he focuses on asthma, COPD and sleep disorders at The Oregon Clinic - Pulmonary, Critical Care & Sleep Medicine. Dr. Lefor is the Medical Director for The Oregon Clinic Sleep Laboratory. He is board certified in Critical Care Medicine, Internal Medicine, Pulmonary Medicine and Sleep Medicine.


Areas of expertise

Asthma, Chronic Obstructive Pulmonary Disease (COPD), Sleep Disorders

  • BS, Biology, University of Portland, Portland, OR, 1984 - 1989
  • MD, Oregon Health & Science University, Portland, OR, 1992 - 1996
  • Internship, Internal Medicine, Virginia Mason Medical Center, Seattle, WA, 1996 - 1997
  • Residency, Internal Medicine, Virginia Mason Medical Center, Seattle, WA, 1996 - 1999
  • Fellowship, Pulmonary, Critical Care & Sleep Medicine, University of Utah, Salt Lake City, Utah, 1999 - 2002
  • English

Care Locations

The Oregon Clinic-Pulmonary, Critical Care & Sleep Medicine East
1111 NE 99th Ave.
Suite 200
Portland , OR 97220


Board Certifications
  • Critical care medicine
  • Internal medicine
  • Pulmonary disease
  • Sleep medicine
Services Provided