Accepting patients
Who is Dr. Chan, Allergist & Immunologist in Orange, CA?
Dr. Wan-Yin Chan, MD is an Allergist & Immunologist, who primarily practices in Orange, CA. She is board certified. Dr. Chan graduated from East Tennessee State University James H. Quillen College of Medicine and completed her residency at Harbor-UCLA Medical Center. Dr. Chan is fluent in English, Chinese, and Spanish, and is currently seeing new patients. Dr. Chan’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Chan’s office at (714) 633-6363.
Where did Dr. Chan go to medical school and complete their residency?
Residency: Harbor-UCLA Medical Center
Medical School: East Tennessee State University James H. Quillen College of Medicine
What languages does Dr. Chan speak?
Dr. Chan and their clinical team can communicate with patients in the following languages:
Chinese
English
Spanish
What conditions does Dr. Chan treat?
As a Allergist & Immunologist, Dr. Chan 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. Chan. 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.
Also known as:
- Allergic Rhinitis
- Pet Allergy
- Other Non-Drug Allergy
- Allergy
- Nasal allergy
- Chronic allergy symptoms
- Allergic reactions
- Animal dander allergy
- Cat allergy
- Dog allergy
- Allergic rhinitis from pets
- Unspecified allergy
- Environmental allergy
- Allergy to other substances
ICD-10 Codes:
- J3089: Other allergic rhinitis
- J3081: Allergic rhinitis due to animal (cat) (dog) hair and dander
- Z9109: Other allergy status, other than to drugs and biological substances
Also known as:
- Hay Fever
- Allergic Rhinitis
- Allergy Testing
- Allergy
- Pollen allergy
- Seasonal allergies
- Allergic rhinitis
- Nasal allergies
- Allergy rhinitis
- Chronic runny nose
- Allergy screen
- Allergy evaluation
- Hypersensitivity testing
ICD-10 Codes:
- J301: Allergic rhinitis due to pollen
- J309: Allergic rhinitis, unspecified
- Z0182: Encounter for allergy testing
Also known as:
- Moderate Persistent Asthma
- Mild Persistent Asthma
- Mild Intermittent Asthma
- Asthma
- Severe Persistent Asthma
- Ongoing Moderate Asthma
- Regular Moderate Asthma
- Chronic Moderate Asthma
- Ongoing Mild Asthma
- Regular Mild Asthma
- Chronic Mild Asthma
- Occasional Asthma
- Mild Asthma Attacks
- Infrequent Asthma
- Reactive Airway Disease
- Bronchial Asthma
- Allergic Asthma
- Chronic Severe Asthma
- Difficult-to-Treat Asthma
- Severe Asthma
ICD-10 Codes:
- J4540: Moderate persistent asthma, uncomplicated
- J4530: Mild persistent asthma, uncomplicated
- J4520: Mild intermittent asthma, uncomplicated
- J45909: Unspecified asthma, uncomplicated
- J4550: Severe persistent asthma, uncomplicated
Also known as:
- Other Food Allergy
- Peanut Allergy
- Egg Allergy
- Food Allergy
- Unspecified Food Allergy
- Multiple Food Allergies
- Food Hypersensitivity
- Peanut Hypersensitivity
- Groundnut Allergy
- Allergic Reaction to Peanuts
- Egg protein allergy
- Allergy to eggs
- Ovoallergy
ICD-10 Codes:
- Z91018: Allergy to other foods
- Z91010: Allergy to peanuts
- Z91012: Allergy to eggs
Also known as:
- Dermatitis
- Eczema
- Rashes
- Atopic Dermatitis
- Skin Inflammation
- Skin Rash
ICD-10 Codes:
- L309: Dermatitis, unspecified
Also known as:
- Chronic Hives
- Other Types of Hives
- Hives
- Hives of unknown cause
- Spontaneous urticaria
- Persistent welts
- Atypical hives
- Uncommon urticaria
- Variant hives
ICD-10 Codes:
- L501: Idiopathic urticaria
- L508: Other urticaria
Also known as:
- Pink Eye
- Conjunctivitis
- Red Eye
- Allergic Pink Eye
- Atopic Conjunctivitis
ICD-10 Codes:
- H1010: Acute atopic conjunctivitis, unspecified eye
- H1013: Acute atopic conjunctivitis, bilateral
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
Which procedures does Dr. Chan perform as a Allergist & Immunologist?
As a Allergist & Immunologist, procedures performed by an Dr. Wan-Yin Chan may include:
- Allergy Consultation
- Allergy Follow Up
- Allergy Shots
- Allergy Testing
- Insect Bite(s)
- Sinus Surgeon Consultation
- Sinus Surgeon Follow Up
- Sinus Surgery
For detailed information, please contact Dr. Chan's office.
Does Dr. Chan accept my insurance?
Dr. Chan accepts most major insurance plans. Important: Please call our office at (714) 633-6363 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Chan accept in Orange, CA?
Dr. Chan in Orange, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Blue Shield of California
CalOptima
CVS Health (formerly Aetna)
Department of Defense / Tricare
Express Scripts
Monarch HealthCare
OptumRx
Other Health Care Provider
UnitedHealthcare
View All Insurances
Where is Dr. Chan's office located?
What is Dr. Chan's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Chan's National Provider Identifier (NPI) number is 1932391471.
What common questions do patients ask about Dr. Chan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Chan
What is Dr. Wan-Yin Chan's specialty?
Dr. Chan is a Allergist & Immunologist near Orange, CA. 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. Contact Dr. Chan to book an appointment today.
Is this Dr. Wan-Yin Chan affiliated with a ranked Castle Connolly Top Hospital?
No, Chan is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Choc Hospital Main Campus - Orange. 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
Where can I learn more about Allergist & Immunologist?
Explore Allergist & Immunologist with 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 Wan-Yin Chan accepting new patients in Orange, CA?
Yes, Dr. Wan-Yin Chan is accepting new patients at this time.
Does Dr. Wan-Yin Chan offer online booking?
Please contact Dr. Chan's office at (714) 633-6363 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Wan-Yin Chan?
Please contact Dr. Chan's office at (714) 633-6363 for information regarding telehealth appointment availability or for scheduling assistance.
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