
Allergy and Asthma Specialist Doctors, Inc.
“I like this place from the resepsionist to se Dr Chen they was friendly and professional, Dr Chen is very patience well knowledge. Sking question and lessen to my concerns” — Google review
The 3 best-rated allergy testing clinics in Eastvale, CA average 4.8★ on Google across 311 reviews. Allergy and Asthma Specialist Doctors, Inc. has the top rating (5.0★). Updated October 25, 2026.
3 companies that meet our bar: rated 4.5★ or higher on Google, with a meaningful review history (311 reviews combined) and currently operating. Request a call back and the company will phone you directly.

“I like this place from the resepsionist to se Dr Chen they was friendly and professional, Dr Chen is very patience well knowledge. Sking question and lessen to my concerns” — Google review

“Highly recommend!! I’ve had the best experience with Dr. Ziyar and refuse to see anyone else. Where other specialists have failed me, Dr. Ziyar has given me hope again. I came in with a ton of questions and he has…” — Google review

“I absolutely love this doctor. He was very thorough and went into details about our sons allergies. I asked all the questions, got all the answers, and he gave us additional information. You can tell he's actually…” — Google review
We scan Google Maps for allergy testing clinic listings in and around Eastvale, keep only open businesses whose main category matches the service, and require a Google rating of at least 4.5 from at least 20 reviews. Companies are ordered by a confidence-weighted score that balances rating and review volume. We do not accept payment for placement.
Allergy and Asthma Specialist Doctors, Inc. has the highest Google rating on our Eastvale list: 5.0 out of 5 from 211 reviews (as of October 25, 2026).
Allergy and Asthma Specialist Doctors, Inc. has the most Google reviews among the companies listed here: 211, with a 5.0★ average.
Only open Eastvale-area businesses whose Google category matches the service, rated at least 4.5★ from at least 20 Google reviews. They are ordered by a confidence-weighted score of rating and review volume. Placement is never paid.