Joshua Ang, DO, Allergist

Joshua Ang, DO

Allergist

94 N Madison Ave
Pasadena, CA 91101

Overall rating

Top reviews

Dr Ang showed kindness and listened with care. He explained the allergy testing and answered my questions. The staff was friendly and welcoming.

Lauren P. • July 07, 2026

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Joshua Ang, DO?


About Joshua Ang, DO

Joshua Ang, DO, is a board-certified allergy and immunology specialist dedicated to helping patients at Allergy and Asthma Specialist Doctors, Inc., in Pasadena and West Covina, California. He provides personalized care for a wide range of concerns, including seasonal and environmental allergies, asthma, eczema, food allergies, sinus issues, and immune system conditions.

Dr. Ang earned his medical degree from the Philadelphia College of Osteopathic Medicine and completed his Internal Medicine Residency at Midwestern University – Mountain Vista Medical Center. He then completed his Allergy and Immunology Fellowship at Larkin Community Hospital in Miami, where he served as chief fellow.

Certified by both the American Osteopathic Association for Adult and Pediatric Allergy and Immunology and the American Board of Internal Medicine, Dr. Ang stays current on the latest treatments and research. He is an active member of professional organizations, including the American Academy of Allergy, Asthma & Immunology and the American College of Allergy, Asthma & Immunology.

Dr. Ang is passionate about working closely with his patients to create customized treatment plans that improve quality of life and help them breathe easier every day.


Services, Conditions and Procedures

Allergy Testing

Immunotherapy

Asthma

Chronic Cough

Food Allergies

Nasal Allergies

Itchy Eyes

Skin Allergy


Location

Allergy and Asthma Specialist Doctors, Inc.

94 N Madison Ave
Pasadena, CA, 91101


More About Joshua Ang, DO

NPI Number

1699398016

Provider's Gender

Male


Reviews

4.89
168 Reviews

Dr Ang showed kindness and listened with care. He explained the allergy testing and answered my questions. The staff was friendly and welcoming.

Lauren P. • July 07, 2026

Dr J.Ang is excellent, very knowledgable very personable, listens to patients, and very understanding.

Timothy H. • December 06, 2025

The best doctor I have. He is very kind and makes everyone welcomed. He is the best ever.

Nermeen M. • November 19, 2025

great listener and ordered tests as needed. also very prompt. thank you!

Carolyn C. • June 05, 2025

Best way to how you explain

Devan G. • February 25, 2025

Very attentive and thorough

Kash M. • January 10, 2025

Dr. Smigiel is caring, professional, knowledgeable, a good listener, and provides good advice. And clinic staff are friendly and helpful. I feel blessed.

Lisa C. • December 21, 2024

Dr. Smigiel was wonderful and took her time to address our concerns about my daughter's possible allergy vs dermatitis. I will definitely come back to her if I have additional concerns and recommend her to others.

Karis L. • November 05, 2024

Great!

Ashley T. • November 01, 2024

Professional Doctors and she have a friendly receptionist who could also speak Cantonese .

Wing N. • July 30, 2024

Very in-depth first appointment. I have a plan moving forward to figure out my allergy problems and get an allergy test in a month.

Vincent C. • May 23, 2024

Goof

Li T. • May 12, 2024

Good

Li T. • May 12, 2024

great doctor

Wei H. • April 24, 2024

After years of suffering from allergies, I am so grateful to have found Dr. Smigiel. She was patient, attentive and created a care plan that I can manage.

Michele W. • April 20, 2024

Dr. Smigiel and her staff are professional and the office is very neat and clean.

Xavier J. • April 06, 2024

Thus was my first visit but I feel. Received a lot of information as well as a plan of action to determine my allergens.

Sharon S. • April 04, 2024

Switched insurance and was cautious about my first visit! Dr. Smeigel listened and understood my concerns. She was very attentive and made me feel more at ease.

Bertha Z. • March 07, 2024

Dr Smiegel takes time to listen and always has a caring manner.

Adrienne P. • February 25, 2024

Muy amables se preocupan por sus pacientes y explican con amabilidad gracias

Xochitl T. • February 10, 2024

Dr. Smigiel offers excellent attention to her patients and gives clear explanations and very thorough allergy tests.

Jane K. • February 09, 2024

She took so much time discussing what was going on and came up with a great care plan!

Katie K. • February 09, 2024

Good

Pei L. • January 28, 2024

Friendly, professional and knowledgeable.Details in explaining possible issues and causes of my allergies and test to be done. :)

Ricardo M. • January 11, 2024

Fantastic experience! Incredible medical staff and reception staff. Went above and beyond for me. Thank you

Rachel Emiy B. • January 04, 2024

Awesome. On time. Everyone was excellent at their jobs and friendly. Loved the Doctor. I haven't felt that way at a doctor's office in a long time.

Shelley S. • June 28, 2023

Great visit, Doctor Smigiel was attentive and receptive to my health concerns.

Wilson O. • April 29, 2023

Really helpful staff. Got the results explained well. Helped in getting me further help with my problem.

Jamie R. • April 21, 2023

I had a great experience with Dr. Smigiel. She took her time to listen to me and you don’t get that often with a doctor. The office was pleasant and clean. Amazing staff. Everyone was so kind and attentive

Olivia D. • April 12, 2023

The staff was pleasant and helpful. I didn't have to wait long for the examination to start. Dr. Smigiel was very patient in explaining each procedure. Overall I had a good experience.

Leon B. • February 02, 2023

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