Imagine Life with Controlled
Allergies and Asthma

California Allergy and Asthma Medical Group is a practice dedicated to providing the latest and most up-to-date diagnostic and treatment options in allergy and asthma care. Dr. Ricardo Tan offers over 20 years of experience and expertise as a nationally and internationally recognized practitioner in this field.

Our family of providers and staff strive to give patients comprehensive evaluation and therapy with a personal touch and attention. We will always work to ensure that your office visits are pleasant, enlightening and will make the best use of your valuable time. We have early and late office hours and Saturday hours to accommodate your schedule.

Our Clinical Research division offers patients and volunteers the opportunity to participate in clinical trials of promising new treatments for allergy, asthma, sinusitis, atopic dermatitis, COPD, hives, and other conditions.

ANTELOPE VALLEY Clinical Trials is now open in Lancaster, CA to conduct research studies. For more information, please contact [email protected] or call us at (661)266-8944.

Our LANCASTER office is now open. Visit us at 44453 16th Street West, Suite 101, Lancaster, CA 93534. Call us at 661-429-0100, Fax 661- 723-0177. Email: [email protected].