
Dr. Karna Gendo, MD
Pediatric Allergy
Building 2, Suite 209
Walnut Creek, California 94598
Medical Expertise of Dr. Karna Gendo, MD
Dr. Karna Gendo is a board-certified allergist and immunologist providing care to patients in Berkeley and Walnut Creek, CA at Asthma and Allergy Associates of the Bay Area.
Dr. Lodewick diagnoses and treats a wide range of allergic and immunologic conditions and has particular clinical interest in chronic condition management and the Patient-Centered Medical Home.
About Dr. Karna Gendo, MD
Dr. Gendo is a member of the American Academy of Allergy, Asthma & Immunology, American College of Physicians, and the Society of Hospital Medicine. He grew up in Sonoma County and has returned from the Northwest to join the Allergy and Asthma Group of the Bay Area.
Conditions Treated
Procedures & Services
Patient Education Resources
Biologics are a class of medications that can be used to treat asthma, a chronic lung disease characterized by inflammation and narrowing of the airways. Biologics work by targeting specific parts of ...
Thermoplasty is a minimally invasive procedure that uses heat to reduce the smooth muscle in the airways, which can help to open up the airways and make it easier to breathe. The procedure is typicall...
Allergy shots, also known as immunotherapy, is a treatment that can help to reduce the severity of allergic reactions by gradually exposing the body to increasing amounts of the allergen over time. Th...
It's important for those with asthma to have an asthma action plan.An asthma action plan is a written document that outlines specific steps for managing asthma symptoms and preventing asthma attac...
Pollen is a fine powder that is released by trees, grasses, and weeds during the spring, summer, and fall. When these pollens come into contact with the eyes, nose, and lungs of people who are sensiti...
Education & Training
Dr. Gendo received his medical degree in 1995 at UC Davis. He completed his pediatric/adult allergy immunology and internal medicine training and board certification at the University of Washington, where he served as Clinical Associate Professor of Medicine.
He has worked as an attending physician at the Emergency Trauma Center at Harborview Medical Center in Seattle, hospitalist and clinical services chief at Group Health Cooperative, and as staff physician at Northwest Asthma and Allergy Center.
Professional Affiliations
Allergy & Asthma Medical Group of The Bay Area, Inc.

For more than 43 years, Allergy and Asthma Medical Group of the Bay Area has provided the best medical care to patients of all ages.
Allergy and Asthma Medical Group of the Bay Area (AAMG) is a leader in the diagnosis and specialized treatment of a variety of allergic conditions, asthma, and immunodeficiencies. Our team consists of thirteen board-certified physicians, as well as physician assistants, nurse practitioners, and other practice personnel.
We have offices in Walnut Creek, San Ramon, Brentwood, Pleasanton, Berkeley, and Vallejo. Our providers take the time necessary to properly diagnose all of your asthma and allergy conditions. We will come up with a treatment plan that works well with your lifestyle, so that you can get back to the activities that bring you joy.