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Dr. Anna Arroyo, MD

Atherton, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Arroyo, Allergist & Immunologist in Atherton, CA?

    Dr. Anna Arroyo, MD is an Allergist & Immunologist, who primarily practices in Atherton, CA with 1 additional practice location. She is board certified. Dr. Arroyo is fluent in English, Chinese, and Spanish, and is currently seeing new patients. Dr. Arroyo’s practice accepts Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Arroyo’s office at (650) 362-2500.

    What are Areas of Expertise for Dr. Arroyo?

    Dr. Anna Arroyo, 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. Arroyo empowers patients to confidently navigate their health journey, specializing in Allergy & Asthma, Food & Drug Allergy, Telemedicine, or comprehensive wellness support. Serving the Atherton/CA community, Dr. Arroyo is dedicated to enhancing lives through expert, patient-centered care.

    What languages does Dr. Arroyo speak?

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

    • Chinese

    • English

    • Spanish

    What conditions does Dr. Arroyo treat?

    As a Allergist & Immunologist, Dr. Arroyo 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. Arroyo. 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
    • Allergic Rhinitis
    • Allergy
    • Pollen allergy
    • Seasonal allergies
    • Allergic rhinitis
    • Nasal allergies
    • Allergy rhinitis
    • Chronic runny nose

    ICD-10 Codes:

    • J301: Allergic rhinitis due to pollen
    • J309: Allergic rhinitis, unspecified

    Also known as:

    • Allergic Rhinitis
    • Pet Allergy
    • Allergy
    • Nasal allergy
    • Chronic allergy symptoms
    • Allergic reactions
    • Animal dander allergy
    • Cat allergy
    • Dog allergy
    • Allergic rhinitis from pets

    ICD-10 Codes:

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

    Also known as:

    • Moderate Persistent Asthma
    • Severe Persistent Asthma
    • Mild Persistent Asthma
    • Mild Intermittent 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
    • Occasional Asthma
    • Mild Asthma Attacks
    • Infrequent Asthma

    ICD-10 Codes:

    • J4540: Moderate persistent asthma, uncomplicated
    • J4550: Severe persistent asthma, uncomplicated
    • J4530: Mild persistent asthma, uncomplicated
    • J4520: Mild intermittent asthma, uncomplicated

    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:

    • Other Types of Hives
    • Allergic Hives
    • Hives
    • Allergy
    • Atypical hives
    • Uncommon urticaria
    • Variant hives
    • Allergic welts
    • Allergic rash
    • Urticaria due to allergy
    • Urticaria
    • Welts
    • Itchy rash

    ICD-10 Codes:

    • L508: Other urticaria
    • L500: Allergic urticaria
    • L509: Urticaria, unspecified

    Also known as:

    • Adverse Reaction to Drugs or Biological Substances
    • Generalized Drug Rash
    • Side Effects from Cancer or Immune-Suppressing Drugs
    • Drug Reactions
    • Rashes
    • Drug Side Effect
    • Medication Allergy
    • Adverse Biologic Effect
    • Drug-Induced Skin Eruption
    • Systemic Drug Reaction Rash
    • Allergic Reaction to Medication
    • Chemotherapy side effects
    • Immunosuppressant reactions
    • Adverse effects of cancer drugs
    • Drug sensitivity to immune suppressants

    ICD-10 Codes:

    • T50905A: Adverse effect of unspecified drugs, medicaments and biological substances, initial encounter
    • L270: Generalized skin eruption due to drugs and medicaments taken internally
    • T451X5A: Adverse effect of antineoplastic and immunosuppressive drugs, initial encounter

    Also known as:

    • Other Preventive Measures Visit
    • Other Preventive Health Measures
    • Other prophylactic care
    • Specific preventive treatments
    • Additional preventive health measures
    • Specific Prophylactic Treatment
    • Disease Prevention Visit
    • Health Protection Measures

    ICD-10 Codes:

    • Z2989: Encounter for other specified prophylactic measures
    • Z298: Encounter for other specified prophylactic measures

    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:

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

    ICD-10 Codes:

    • R053: Chronic cough

    Also known as:

    • Allergic Lung Aspergillosis
    • Aspergillosis
    • ABPA
    • Allergic Aspergillus lung disease
    • Fungal allergy in lungs

    ICD-10 Codes:

    • B4481: Allergic bronchopulmonary aspergillosis

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

    As a Allergist & Immunologist, procedures performed by an Dr. Anna Arroyo may include:

    For detailed information, please contact Dr. Arroyo's office.

    Does Dr. Arroyo accept my insurance?

    Dr. Arroyo accepts most major insurance plans. Important: Please call our office at (650) 362-2500 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Arroyo accept in Atherton, CA?

    Dr. Arroyo in Atherton, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Advantage

    • All Other Third Party

    • Blue Shield of California

    • Central California Alliance for Health

    • CVS Health (formerly Aetna)

    • Express Scripts

    • Medicaid

    • Medicare

    • Santa Clara Family Health Plan

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Arroyo's office located?

    Dr. Anna Arroyo's Primary Practice

    3351 El Camino Real Ste 201

    Atherton, CA 94027

    (650) 362-2500

    Get Directions

    Dr. Anna Arroyo's Practice 2

    300 Pasteur Dr

    Palo Alto, CA 94304

    Get Directions

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

    Dr. Arroyo's National Provider Identifier (NPI) number is 1205102472.

    What common questions do patients ask about Dr. Arroyo?

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

    What is Dr. Anna Arroyo's specialty?

    Dr. Arroyo is a Allergist & Immunologist near Atherton, 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. Arroyo to book an appointment today.

    Is this Dr. Anna Arroyo affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Arroyo is affiliated with Stanford Health Care - Stanford Hospital 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 Anna Arroyo accepting new patients in Atherton, CA?

    Yes, Dr. Anna Arroyo is accepting new patients at this time.

    Does Dr. Anna Arroyo offer online booking?

    Please contact Dr. Arroyo's office at (650) 362-2500 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Anna Arroyo?

    Please contact Dr. Arroyo's office at (650) 362-2500 for information regarding telehealth appointment availability or for scheduling assistance.

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