Dr. Timothy Killeen is a Board Certified Pulmonary specialist and has been in private practice since 1990. He is accepting a limited number of new patients and is contracted with Blue Shield, Blue Cross, and Medicare. He accepts only PPO plans and does not participate in any HMO plans. Dr. Killeen has been voted in the top 1% of Americas Most Honored Professionals and also has been honored with the Patients Choice Award in California for over a decade.