The Allergy and Asthma Clinic is located in the San Francisco Bay Area and has patients coming from the following areas and beyond: San Mateo, Burlingame, Foster City, Hillsborough, San Carlos, Redwood City, Redwood Shores, Emerald Hills, Belmont,
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Redwood Estates, Atherton, San Bruno, Pacifica, El Granada, Milbrae, Menlo Park, Brisbane, West Menlo Park, Daly City, Colma, Palo Alto, Portola Valley, La Honda, East Palo Alto, Silicon Valley and South Bay.