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Clinic Type

Allergy & Immunology

Address

Building 3270 International Circle, San Jose, CA 95119

Phone

408-972-3380

Email

Opening Hours

Monday, Wednesday, and Thursday, 8:30 a.m. to 12:30 p.m. and 1:30 p.m. to 5 p.m.; Tuesday, 8:30 a.m. to 12:30 p.m. and 1:30 p.m. to 5:30 p.m.; Friday, 8:30 a.m. to 12:30 p.m.; Saturday and Sunday, Closed; In addition, open Friday from 1:30 p.m. to 4:30 p.m. for phone calls only.

Services Offered

  • Allergy and immunology care for asthma, hay fever, eczema, hives, bee sting allergy, food allergy, and other allergic conditions

Insurance & Payment

Languages Spoken

FAQs

What type of conditions does the Allergy Department treat?

The Department of Allergy assists patients suffering from asthma, hay fever, eczema, hives, bee sting allergy, food allergy, and other types of allergic conditions.

Who can be seen by the Allergy Department?

We see both children and adults in the Department of Allergy.

How are new patients seen?

New patients are seen by referral only.

Can a new patient from Gilroy be seen directly?

A new patient to Gilroy needs to be seen by a San Jose Allergist before coming in to the Allergy Clinic. Your doctor will refer you as needed.

How can I access online tools and manage appointments?

Your doctor is online Get to know your doctors and browse recommended information and helpful online tools on My Doctor Online. You can manage (schedule, view, cancel) appointments, refill prescriptions, check test results, email your doctor, and view preventive health reminders and past visit information.

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Birdeye (via Google): 4.6 star rating (2,055 reviews) (2,055 reviews)
  • Yelp: 2.7 (165 reviews)
  • Healthgrades (hospital page): 63% patients recommend (9 or 10 rating not explicitly stated as an average)
  • Healthgrades (Dr. Yuhjung Tsai): No numeric rating/review count shown in provided snippet

Patients praise

  • Allergy department described as helpful and efficient for allergy shots
  • Nurses/staff described as polite, nice, professional, and sometimes funny
  • Some patient reviews cite doctors being caring, attentive, and communicative

Common complaints

  • Unprofessional/negative staff interactions mentioned in some reviews
  • Some provider reviews described as disrespectful/unprofessional or dismissive
  • Yelp reviews show a low overall rating compared with other sources

"“Nice place to get allergy shots. The nurses are nice, registration clerks super polite…”"

Unilocal (Kaiser Permanente Allergy Department – Santa Clara)

"“This doc Hela Issaq is a nightmare… very disrespectful, unprofessional…”"

Healthgrades (Kaiser Permanente San Jose Medical Center)

"“I had a very unpleasant experience at the laboratory in Building 4 at San Jose Medical Center…”"

Birdeye (Kaiser Permanente San Jose Medical Center)

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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