St. Jude Heritage Brea - Allergy Asthma - Providence
Allergy/Asthma • Brea, CA
About
St. Jude Heritage Brea - Allergy & Asthma in Brea, California offers prevention, diagnosis, and treatment of asthma, allergies, and immunodeficient conditions for patients of all ages. The clinic provides allergy testing, nutrition and education, and takes an individualized approach to care, with board-certified specialists in allergy, asthma, and immunology.
Clinic Type
Allergy/Asthma
Address
955 W Imperial Hwy, Suite 110, Brea, CA 92835
Phone
714-579-6826
CHI@providence.org
Opening Hours
Mon - Fri: 8 a.m. - 5 p.m.
Services Offered
Technology & Equipment
Insurance & Payment
—
Not specified on page
Languages Spoken
FAQs
What are the hours of operation?
Mon - Fri: 8 a.m. - 5 p.m.
Where is the clinic located?
955 W Imperial Hwy, Suite 110, Brea, CA 92835
Awards & Accreditations
Social Media
Photos
What Patients Say
Overall sentiment across review platforms: mixed
- Healthgrades (St. Jude Heritage Brea-Allergy & Asthma group directory): Be the first to leave a review (no group rating shown) (0 (implied by “Be the first to leave a review”))
- Healthgrades (Dr. Alfred Moon, MD): Not shown in provided snippet; review highlights include very positive comments (17 ratings)
- PSJHMedGroups (Dr Alfred Oh Moon, MD profile): 4.9 out of 5 (97 ratings)
- Yelp (St. Jude Heritage Medical Group - Brea): Not shown in provided snippet; mixed review text shown (40 reviews (as shown in MapQuest snippet for the Yelp page))
Patients praise
- Kind, attentive bedside manner and listening to patient history
- Competent allergy/asthma management; explains testing and treatment clearly
- Fear-free allergy testing experience and well-managed asthma attacks
- Clean/high-tech office environment and generally efficient visits
- Strong patient satisfaction rating (4.9/5) for Dr. Alfred Oh Moon (PSJHMedGroups)
Common complaints
- Difficulty getting timely specialist appointments/limited access
- Unacceptable wait times for visits/phone calls (virtual visit delay)
- Perceived lack of care/concern about patients versus business
- Administrative issues (e.g., fasting instructions not provided; testing needing separate day/location)
- Office/location may be marked as permanently closed on MapQuest
"“I have seen Dr. Moon about 4-5 times and am very happy with him. He listens well.”"
— PSJHMedGroups – Dr Alfred Oh Moon, MD profile"“Dr. Alfred Moon, allergist, managed to make my allergy testing a fear free experience.”"
— PSJHMedGroups – Dr Alfred Oh Moon, MD profile"“UNACCEPTABLE Also… the soonest they can do a virtual visit is a week from today!!”"
— Yelp content surfaced via MapQuest snippetSynthesized from public review platforms as of Jul 10, 2026 — sources: [1][2][3][4].
In the News
- UnitedHealthcare and St. Jude Contract Termination in 2026: What Fullerton Seniors Need to Know - Skyline Benefit — Nov 5, 2025
- St. Jude Heritage Medical Plaza Internal Medicine – Fullerton Harbor Blvd: Compassionate Care Close to Home - News Usa Today — Apr 22, 2026
- St. Jude Wellness Center | California Broker Magazine — Jul 1, 2026
- Expanded care options: Providence rejoins Pathway HMO Covered California — Jul 16, 2025
- Public Notice — Mar 4, 2026
Information sourced from the clinic's website as of July 10, 2026.
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