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Dr. Guillermo Mendoza, MD

Dr. Guillermo Mendoza, MD

Vacaville, CA

47 Years of Experience

Accepting patients

    Who is Dr. Mendoza, Allergist & Immunologist in Vacaville, CA?

    Dr. Guillermo Mendoza, MD is an Allergist & Immunologist, who primarily practices in Vacaville, CA. He has been practicing for over 47 years. Dr. Mendoza graduated from University of California and completed his residency at Children's Hospital Program. Dr. Mendoza is fluent in English, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Mendoza’s office at (707) 453-5000.

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

    • Residency: Children's Hospital Program

    • Medical School: University of California

    What languages does Dr. Mendoza speak?

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

    • English

    What conditions does an Allergist & Immunologist like Dr. Mendoza typically treat?

    As an Allergist & Immunologist, conditions treated by Dr. Guillermo Mendoza may include:

    Please contact Dr. Mendoza's office directly to confirm care for your specific condition, for more information, or to schedule a consultation.

    What procedures does an Allergist & Immunologist like Dr. Mendoza typically perform?

    As an Allergist & Immunologist, procedures performed by Dr. Guillermo Mendoza may include:

    Please contact Dr. Mendoza's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.

    Does Dr. Mendoza accept my insurance?

    Please contact Dr. Mendoza's office to confirm accepted insurance plans.

    Where is Dr. Mendoza's office located?

    Dr. Guillermo Mendoza's Primary Practice

    1 Quality Dr

    Vacaville, CA 95688

    (707) 453-5000

    Get Directions

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

    Dr. Mendoza's National Provider Identifier (NPI) number is 1306998521.

    What common questions do patients ask about Dr. Mendoza?

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

    What is Dr. Guillermo Mendoza's specialty?

    Dr. Mendoza is a Allergist & Immunologist near Vacaville, 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. Guillermo Mendoza affiliated with a ranked Castle Connolly Top Hospital?

    No, Mendoza 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 Guillermo Mendoza accepting new patients in Vacaville, CA?

    Yes, Dr. Guillermo Mendoza is accepting new patients at this time.

    Does Dr. Guillermo Mendoza offer online booking?

    Please contact Dr. Mendoza's office at (707) 453-5000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Guillermo Mendoza?

    Please contact Dr. Mendoza's office at (707) 453-5000 for information regarding telehealth appointment availability or for scheduling assistance.

    <section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>