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Dr. John Villacis, MD

Austin, TX

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Villacis, Allergist & Immunologist in Austin, TX?

    Dr. John Villacis, MD is an Allergist & Immunologist, who primarily practices in Austin, TX with 2 additional practice locations. He is board certified by the American Board of Internal Medicine. Dr. Villacis completed his residency at Tulane Univ Sch Of Med, Allergy And Immunology; Univ Tx Med Branch Hosps, Internal Medicine. Dr. Villacis is fluent in English and Spanish, and is currently seeing new patients. Dr. Villacis’s practice accepts Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Villacis’s office.

    What are Areas of Expertise for Dr. Villacis?

    Dr. John Villacis, 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. Villacis empowers patients to confidently navigate their health journey, specializing in Allergic Rhinitis, Anaphylaxis, Bee Sting Allergy, Eosinophil Disorders, Food Allergy, Hives, Immune Deficiency, or comprehensive wellness support. Serving the Austin/TX community, Dr. Villacis is dedicated to enhancing lives through expert, patient-centered care.

    Where did Dr. Villacis go to medical school and complete their residency?

    • Residency: Tulane Univ Sch Of Med, Allergy And Immunology; Univ Tx Med Branch Hosps, Internal Medicine

    • Medical School: Texas Tech University Health Sciences Center School of Medicine,Lubbock, Tx, United States

    Is Dr. Villacis board certified in Allergist & Immunologist?

    Yes, Dr. John Villacis, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Villacis speak?

    Dr. Villacis and their clinical team can communicate with patients in the following languages:

    • English

    • Spanish

    What conditions does Dr. Villacis treat?

    As a Allergist & Immunologist, Dr. Villacis 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. Villacis. 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:

    • Pet Allergy
    • Allergic Rhinitis
    • Insect Allergy
    • Allergy
    • Insect Bites and Stings
    • Animal dander allergy
    • Cat allergy
    • Dog allergy
    • Allergic rhinitis from pets
    • Nasal allergy
    • Chronic allergy symptoms
    • Allergic reactions
    • Insect bite allergy
    • Insect sting allergy
    • Insect hypersensitivity

    ICD-10 Codes:

    • J3081: Allergic rhinitis due to animal (cat) (dog) hair and dander
    • J3089: Other allergic rhinitis
    • Z91038: Other insect allergy status

    Also known as:

    • Hay Fever
    • Pollen allergy
    • Seasonal allergies
    • Allergic rhinitis

    ICD-10 Codes:

    • J301: Allergic rhinitis due to pollen

    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:

    • Chronic Hives
    • Other Types of Hives
    • Hives
    • Hives of unknown cause
    • Spontaneous urticaria
    • Persistent welts
    • Atypical hives
    • Uncommon urticaria
    • Variant hives
    • Urticaria
    • Welts
    • Itchy rash

    ICD-10 Codes:

    • L501: Idiopathic urticaria
    • L508: Other urticaria
    • L509: Urticaria, unspecified

    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:

    • Chronic Sinusitis
    • Sinusitis
    • Chronic sinus infection
    • Long-term sinus problems
    • Persistent sinus inflammation

    ICD-10 Codes:

    • J329: Chronic sinusitis, unspecified

    Also known as:

    • Cough
    • Coughing
    • Persistent cough
    • Chronic cough

    ICD-10 Codes:

    • R059: Cough, unspecified

    Also known as:

    • Non-Hereditary Low Immunoglobulin Levels
    • Immune System and Disorder
    • Acquired Antibody Deficiency
    • Non-Genetic Immune Deficiency

    ICD-10 Codes:

    • D801: Nonfamilial hypogammaglobulinemia

    Also known as:

    • Moderate Persistent Asthma
    • Asthma
    • Ongoing Moderate Asthma
    • Regular Moderate Asthma
    • Chronic Moderate Asthma

    ICD-10 Codes:

    • J4540: Moderate persistent asthma, uncomplicated

    Also known as:

    • Pink Eye
    • Conjunctivitis
    • Red Eye
    • Allergic Pink Eye
    • Atopic Conjunctivitis

    ICD-10 Codes:

    • H1013: Acute atopic conjunctivitis, bilateral

    Also known as:

    • Acid Reflux
    • GERD
    • Acid Reflux (GER & GERD) in Adults
    • Acid Reflux (GER & GERD) in Children
    • Acid Reflux (GER & GERD) in Infants
    • Gastroesophageal Reflux
    • Heartburn
    • Indigestion

    ICD-10 Codes:

    • K219: Gastro-esophageal reflux disease without esophagitis

    Also known as:

    • Skin Rash
    • Rashes
    • Skin Eruption
    • Hives
    • Dermatitis
    • Skin Inflammation

    ICD-10 Codes:

    • R21: Rash and other nonspecific skin eruption

    Also known as:

    • Common Variable Immunodeficiency (CVID)
    • Immune System and Disorder
    • Common variable immune deficiency
    • CVID
    • Acquired Hypogammaglobulinemia

    ICD-10 Codes:

    • D839: Common variable immunodeficiency, unspecified

    Also known as:

    • Immunization Visit
    • Vaccines
    • Vaccination appointment
    • Shot visit
    • Immunization encounter

    ICD-10 Codes:

    • Z23: Encounter for immunization

    Also known as:

    • Headache
    • Head pain
    • Cephalalgia
    • Tension headache

    ICD-10 Codes:

    • R519: Headache, unspecified

    Also known as:

    • Chronic Cough
    • Cough
    • Persistent cough
    • Long-lasting cough
    • Ongoing cough

    ICD-10 Codes:

    • R053: Chronic cough

    Which procedures does Dr. Villacis perform as a Allergist & Immunologist?

    As a Allergist & Immunologist, procedures performed by an Dr. John Villacis may include:

    For detailed information, please contact Dr. Villacis' office.

    Does Dr. Villacis accept my insurance?

    Dr. Villacis accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Villacis accept in Austin, TX?

    Dr. Villacis in Austin, TX accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Aetna

    • Blue Cross Blue Shield

    • Blue Cross Blue Shield of Illinois

    • Blue Cross Blue Shield of Michigan

    • Department of Veterans Affairs

    • Elevance Health Inc. (formerly Anthem)

    • Health Care Service Corporation (HCSC)

    • Medicare

    • Oscar Health Insurance Co

    • UnitedHealthcare

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    Where is Dr. Villacis' office located?

    Dr. John Villacis' Primary Practice

    12221 N Mopac Expy # M

    Austin, TX 78758

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    Dr. John Villacis' Practice 2

    2400 Cedar Bend Dr

    Austin, TX 78758

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    Dr. John Villacis' Practice 3

    5701 W Slaughter Ln Bldg C

    Austin, TX 78749

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    What is Dr. Villacis's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Villacis's National Provider Identifier (NPI) number is 1437115888.

    What common questions do patients ask about Dr. Villacis?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Villacis

    What is Dr. John Villacis's specialty?

    Dr. Villacis is a Allergist & Immunologist near Austin, TX. 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. Villacis to book an appointment today.

    Is this Dr. John Villacis affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Villacis is affiliated with St. David's North Austin Medical Center which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They 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 John Villacis accepting new patients in Austin, TX?

    Yes, Dr. John Villacis is accepting new patients at this time.

    Does Dr. John Villacis offer online booking?

    Please contact Dr. Villacis's office for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with John Villacis?

    Please contact Dr. Villacis's office for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. John Villacis have?

    Dr. John Villacis is certified by the American Board of Internal Medicine.

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