
26 Years of Experience
Accepting patients
Who is Dr. Tsai, Allergist & Immunologist in Fontana, CA?
Dr. Pauline Tsai, MD is an Allergist & Immunologist, who primarily practices in Fontana, CA. She has been practicing for over 26 years. Dr. Tsai graduated from University of Utah Sch of Medicine. Dr. Tsai is fluent in English, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Tsai’s office at (909) 427-3910.
Where did Dr. Tsai go to medical school and complete their residency?
Medical School: University of Utah Sch of Medicine
What languages does Dr. Tsai speak?
Dr. Tsai and their clinical team can communicate with patients in the following languages:
English
What conditions does an Allergist & Immunologist like Dr. Tsai typically treat?
As an Allergist & Immunologist, Dr. Tsai diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Tsai. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Moderate Persistent Asthma
- Severe Persistent Asthma
- Mild Persistent Asthma
- Asthma
- Ongoing Moderate Asthma
- Regular Moderate Asthma
- Chronic Moderate Asthma
- Chronic Severe Asthma
- Difficult-to-Treat Asthma
- Severe Asthma
- Ongoing Mild Asthma
- Regular Mild Asthma
- Chronic Mild Asthma
ICD-10 Codes:
- J4540: Moderate persistent asthma, uncomplicated
- J4550: Severe persistent asthma, uncomplicated
- J4530: Mild persistent asthma, uncomplicated
Also known as:
- Other Types of Hives
- Hives
- Atypical hives
- Uncommon urticaria
- Variant hives
ICD-10 Codes:
- L508: Other urticaria
Also known as:
- Chronic Rhinitis
- Nose Injuries and Disorder
- Chronic runny nose
- Persistent nasal inflammation
- Long-term stuffy nose
ICD-10 Codes:
- J310: Chronic rhinitis
Also known as:
- Allergic Rhinitis
- Allergy
- Nasal allergies
- Allergy rhinitis
- Chronic runny nose
ICD-10 Codes:
- J309: Allergic rhinitis, unspecified
Also known as:
- Allergy Desensitization
- Allergy shots
- Immunotherapy for allergies
- Allergen desensitization therapy
ICD-10 Codes:
- Z516: Encounter for desensitization to allergens
Also known as:
- Other Food Allergy
- Food Allergy
- Unspecified Food Allergy
- Multiple Food Allergies
- Food Hypersensitivity
ICD-10 Codes:
- Z91018: Allergy to other foods
Also known as:
- Dermatitis
- Eczema
- Rashes
- Atopic Dermatitis
- Skin Inflammation
- Skin Rash
ICD-10 Codes:
- L309: Dermatitis, unspecified
What procedures does an Allergist & Immunologist like Dr. Tsai typically perform?
As an Allergist & Immunologist, procedures performed by Dr. Pauline Tsai may include:
- Allergy Consultation
- Allergy Follow Up
- Allergy Shots
- Allergy Testing
- Insect Bite(s)
- Sinus Surgeon Consultation
- Sinus Surgeon Follow Up
- Sinus Surgery
Please contact Dr. Tsai's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Tsai accept my insurance?
Please contact Dr. Tsai's office to confirm accepted insurance plans.
Where is Dr. Tsai's office located?
What is Dr. Tsai's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Tsai's National Provider Identifier (NPI) number is 1336216357.
What common questions do patients ask about Dr. Tsai?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Tsai
What is Dr. Pauline Tsai's specialty?
Dr. Tsai is a Allergist & Immunologist near Fontana, CA.
What does an Allergist & Immunologist do?
An allergist-immunologist is well-versed in the assessment, physical examination, laboratory diagnosis, and treatment of immune system disorders. These conditions include, but are not limited to, eczema, asthma, anaphylaxis, rhinitis, and adverse reactions to food, medication, and insect stings. Furthermore, they manage immune deficiency diseases, whether acquired or congenital, issues with host defense, and challenges associated with autoimmune diseases, organ transplantation, or immune system malignancies.
Is this Dr. Pauline Tsai affiliated with a ranked Castle Connolly Top Hospital?
No, Tsai is not affiliated with a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see an Allergist & Immunologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Allergist & Immunologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Pauline Tsai accepting new patients in Fontana, CA?
Yes, Dr. Pauline Tsai is accepting new patients at this time.
Does Dr. Pauline Tsai offer online booking?
Please contact Dr. Tsai's office at (909) 427-3910 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Pauline Tsai?
Please contact Dr. Tsai's office at (909) 427-3910 for information regarding telehealth appointment availability or for scheduling assistance.
Other Allergist & Immunologist Near Fontana, CA
SJ
Allergist & Immunologist
Dr. Sandy Jung-Wu, MD is an Allergist & Immunologist, who primarily practices in Fontana, CA.
Fontana, CA

Allergist & Immunologist
Dr. Michael Chien, MD is an Allergist & Immunologist, who primarily practices in Fontana, CA. He is board certified.
Fontana, CA

Allergist & Immunologist
Dr. Luis Saca, MD is an Allergist & Immunologist, who primarily practices in Loma Linda, CA with 1 additional practice location. He is board certified.
Loma Linda, CA