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Accepting patients
Who is Dr. Harris, Allergist & Immunologist in Irvine, CA?
Dr. William Harris, MD is an Allergist & Immunologist, who primarily practices in Irvine, CA with 2 additional practice locations. He is board certified by the American Board of Allergy and Immunology and American Board of Internal Medicine. Dr. Harris graduated from Northeast Ohio Medical University and completed his residency at Univ Ca Irvine Med Ctr, Allergy And Immunology; Univ Ca Irvine Med Ctr, Internal Medicine. Dr. Harris is fluent in English, Chinese, Persian, Spanish, and Turkish, and is currently seeing new patients. Dr. Harris’s practice accepts Cigna, Medicare, UnitedHealthcare, Aetna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Harris’s office at (714) 771-7994.
What are Areas of Expertise for Dr. Harris?
Dr. William Harris, MD is a highly-rated, board-certified Allergist & Immunologist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Harris empowers patients to confidently navigate their health journey, specializing in Allergy, Cough-Chronic, Urticaria, or comprehensive wellness support. Serving the Irvine/CA community, Dr. Harris is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Harris go to medical school and complete their residency?
Fellowship: University Of California Irvine
Residency: Univ Ca Irvine Med Ctr, Allergy And Immunology; Univ Ca Irvine Med Ctr, Internal Medicine | University Of California Irvine
Medical School: Northeast Ohio Medical University
Is Dr. Harris board certified in Allergist & Immunologist?
Yes, Dr. William Harris, MD is board certified by the American Board of Allergy and Immunology , American Board of Internal Medicine
What languages does Dr. Harris speak?
Dr. Harris and their clinical team can communicate with patients in the following languages:
Chinese
English
Persian
Spanish
Turkish
What conditions does Dr. Harris treat?
As a Allergist & Immunologist, Dr. Harris 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. Harris. 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:
- Hay Fever
- Pollen allergy
- Seasonal allergies
- Allergic rhinitis
ICD-10 Codes:
- J301: Allergic rhinitis due to pollen
Also known as:
- Allergic Rhinitis
- Pet Allergy
- Bee Allergy
- Allergy
- Insect Bites and Stings
- Nasal allergy
- Chronic allergy symptoms
- Allergic reactions
- Animal dander allergy
- Cat allergy
- Dog allergy
- Allergic rhinitis from pets
- Insect sting allergy
- Bee sting hypersensitivity
- Hymenoptera venom allergy
ICD-10 Codes:
- J3089: Other allergic rhinitis
- J3081: Allergic rhinitis due to animal (cat) (dog) hair and dander
- Z91030: Bee allergy status
Also known as:
- Chronic Hives
- Allergic Hives
- Other Types of Hives
- Hives
- Allergy
- Hives of unknown cause
- Spontaneous urticaria
- Persistent welts
- Allergic welts
- Allergic rash
- Urticaria due to allergy
- Atypical hives
- Uncommon urticaria
- Variant hives
ICD-10 Codes:
- L501: Idiopathic urticaria
- L500: Allergic urticaria
- L508: Other urticaria
Also known as:
- Mild Intermittent Asthma
- Moderate Persistent Asthma
- Severe Persistent Asthma
- Mild Persistent Asthma
- Asthma
- Occasional Asthma
- Mild Asthma Attacks
- Infrequent 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:
- J4520: Mild intermittent asthma, uncomplicated
- J4540: Moderate persistent asthma, uncomplicated
- J4550: Severe persistent asthma, uncomplicated
- J4530: Mild persistent asthma, uncomplicated
Also known as:
- Atopic Neurodermatitis
- Atopic Dermatitis
- Eczema
- Atopic dermatitis
- Lichen simplex chronicus
- Chronic itchy skin
- Nerve-related eczema
- Itchy skin rash
- Allergic skin condition
ICD-10 Codes:
- L2081: Atopic neurodermatitis
- L209: Atopic dermatitis, unspecified
Also known as:
- Pink Eye
- Conjunctivitis
- Red Eye
- Allergic Pink Eye
- Atopic Conjunctivitis
ICD-10 Codes:
- H1013: Acute atopic conjunctivitis, bilateral
Also known as:
- Other Food Allergy
- Peanut Allergy
- Food Allergy
- Unspecified Food Allergy
- Multiple Food Allergies
- Food Hypersensitivity
- Peanut Hypersensitivity
- Groundnut Allergy
- Allergic Reaction to Peanuts
ICD-10 Codes:
- Z91018: Allergy to other foods
- Z91010: Allergy to peanuts
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:
- History of COVID-19
- COVID-19 (Coronavirus Disease 2019)
- Past COVID-19 Infection
- Previous Coronavirus Disease
- Long COVID
- Post-COVID Syndrome
ICD-10 Codes:
- Z8616: Personal history of COVID-19
Also known as:
- Head Lump or Swelling
- Head Mass
- Bump on Head
- Head Nodule
ICD-10 Codes:
- R220: Localized swelling, mass and lump, head
Also known as:
- Other Eustachian Tube Problems
- Ear Disorder
- Eustachian Tube Disorders
- Ear Tube Issues
ICD-10 Codes:
- H6983: Other specified disorders of Eustachian tube, bilateral
Which procedures does Dr. Harris perform as a Allergist & Immunologist?
As a Allergist & Immunologist, procedures performed by an Dr. William Harris 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. Harris' office.
Does Dr. Harris accept my insurance?
Dr. Harris accepts most major insurance plans. Important: Please call our office at (714) 771-7994 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Harris accept in Irvine, CA?
Dr. Harris in Irvine, 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)
Medicare
Monarch HealthCare
OptumRx
Other Health Care Provider
St. Joseph Health System (CA)
UnitedHealthcare
View All Insurances
Where is Dr. Harris' office located?
Dr. William Harris' Primary Practice
4050 Barranca Pkwy Ste 110
Irvine, CA 92604
(714) 771-7994
What is Dr. Harris's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Harris's National Provider Identifier (NPI) number is 1922065788.
What common questions do patients ask about Dr. Harris?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Harris
What is Dr. William Harris's specialty?
Dr. Harris is a Allergist & Immunologist near Irvine, 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. Harris to book an appointment today.
Is this Dr. William Harris affiliated with a ranked Castle Connolly Top Hospital?
No, Harris 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
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 William Harris accepting new patients in Irvine, CA?
Yes, Dr. William Harris is accepting new patients at this time.
Does Dr. William Harris offer online booking?
Please contact Dr. Harris's office at (714) 771-7994 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with William Harris?
Please contact Dr. Harris's office at (714) 771-7994 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. William Harris have?
Dr. William Harris is certified by the American Board of Allergy and Immunology and American Board of Internal Medicine.
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