Our practice focuses on diagnosis and treatment of allergies, asthma and immunology in adults and children.
We see patients age 4 and up, and we strive to provide the most comprehensive, state of the art allergy and asthma care in Santa Clara County, California.
We diagnose and treat hay fever, asthma, sinus diseases, chronic cough, recurrent infections, hives, eczema, skin allergies, food allergy, insect allergy, and pet allergy.
We contract with all the major insurances including Medicare, Aetna, Blue Cross PPO, Blue Shield, Cigna, Healthnet, United HealthCare, SCCIPA HMO, Physician’s Medical Group (PMG), and many minor insurances.
Other insurances on contract are certain EPOs under United Healthcare EPOs, Blue Shield EPO, and POS plans.
We are not contracted with Blue Cross, Aetna, and Cigna EPOs. We see some Stanford Healthcare patients, please submit insurance card by email to vh@chuallergy.com or kv@chuallergy.com or FAX to 669-242-7914, or bring card in to my staff so they can call and verify the Stanford insurance.
Call my staff for insurance verifications so we may work with you regarding coverages.
The Latest Pollen Counts for Santa Clara County
We are a pollen counting station certified by the American Academy of Allergy, Asthma, and Immunology (AAAAI). In fact, we provide the most frequently updated pollen and mold counts for the Santa Clara County, California area.
Understanding pollen counts helps in the diagnosis and treatment of allergies and asthma. Find the latest Santa Clara County Pollen Count submitted to the AAAAI.
Open Payments Database
For informational purposes only, a link to the federal Centers for Medicare and Medicaid Services (CMS) Open Payments web page is provided here. The federal Physician Payments Sunshine Act requires that detailed information about payment and other payments of value worth over ten dollars ($10) from manufacturers of drugs, medical devices, and biologics to physicians and teaching hospitals be made available to the public.
Location Information
Go to COVID-19 Precautions to learn more about COVID-19 and the precautions we take in our office.
130 Bellerose Drive
San Jose, CA 95128
Phone 408-816-8923
Fax 669-224-7914
After regular office hours, calls will go to voice mail after 5 rings. Please leave a message with your questions so that we can provide better response to your concerns.
Dr. Chu practices with Dr. Alan M. Heller, another Board Certified Allergist, and a fine and astute clinician, at the 130 Bellerose Drive Location.
2025 Dates Office Closed
| Wednesday | January 1 | New Year’s Day |
| Monday | February 17 | President’s Day |
| Monday | May 26 | Memorial Day |
| Friday | July 4 | Independence Day |
| Monday | September 1 | Labor Day |
| Thursday | November 27 | Thanksgiving |
| Friday | November 28 | Thanksgiving Friday |
| Wednesday | December 24 | Christmas Eve open AM only 8:30-12 noon |
| Thursday | December 25 | Christmas Day |
| Wednesday | December 31 | New Year’s Eve open AM only 8:30-12 noon |
| >Thursday | January 1 | New Year’s Day (2026) |
Note: We are open Saturdays 9am-12 noon on the 2nd and 4th Saturdays of month except
November and December, when we are open 1st and 3rd Saturdays due to Holidays.
2024 Dates Office Closed
| Monday | January 1 | New Year’s Day |
| Monday | February 19 | President’s Day |
| Monday | May 27 | Memorial Day |
| Thursday | July 4 | Independence Day |
| Monday | September 2 | Labor Day |
| Thursday | November 28 | Thanksgiving |
| Friday | November 29 | Thanksgiving Friday |
| Tuesday | December 24 | Christmas Eve open AM only 8:30-12 noon |
| Wednesday | December 25 | Christmas Day |
| Tuesday | December 31 | New Year’s Eve open AM only 8:30-12 noon |
| Wednesday | January 1 | New Year’s Day (2025) |
Note: We are open Saturdays 9am-12 noon on the 2nd and 4th Saturdays of month except November and December, when we are open 1st and 3rd Saturdays due to Holidays.
Telehealth Visit
Please call 408-816-8923 during regular office hours to arrange regular or telehealth visits. If you call after hours, after 5 rings phone goes to Google voice, and after the voice announcement, you may leave a message with name and number and we will get back to you the next business day.
Please note: We no longer see patients in Mountain View, CA location after April 30, 2020.
For informational purposes only, a link to the federal Centers for Medicare and Medicaid Services (CMS) Open Payments web page is provided here. The federal Physician Payments Sunshine Act requires that detailed information about payment and other payments of value worth over ten dollars ($10) from manufacturers of drugs, medical devices, and biologics to physicians and teaching hospitals be made available to the public.