About Us

• WELCOME Columbia Asthma & Allergy Clinic is a leading asthma, immunology and allergy practice with 13 convenient locations across state lines in Fremont, Oakland, Redwood City, Sunnyvale, San Mateo, and San Leandro, California; Clackamas and Gresham, Oregon; Bellevue, Fishers Landing, Longview, and Salmon Creek, Washington; and Eagle, Idaho. Columbia Asthma & Allergy Clinic offers a varied and expansive range of diagnostics and treatments since each practitioner comes from a different specialty background. The staff of highly trained physicians, nurses, and medical assistants includes experts in allergies, immunology, pediatrics, and internal medicine.  With such a wide scope of medical backgrounds, team members can take advantage of each other’s expertise and are always available to answer questions from patients as well as other physicians.  The practice’s Sanjeev Jain, MD, PhD, was the first doctor in the world to successfully desensitize patients from shrimp allergies, and his achievements don’t stand alone. The staff is comprised of some of the best physicians in the fields of allergy and asthma who have been pioneers in various training programs and innovative treatments. Patients at Columbia Asthma & Allergy Clinic enjoy comprehensive care, where no issue is too specialized, and get the most out of each appointment. With multiple locations and a culturally diverse team offering their services in several languages, the staff at Columbia Asthma & Allergy Clinic looks forward to helping patients of all ages and backgrounds get relief from their asthma and allergic reactions.