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Dr. Elson Haas, MD

Allergist & Immunologist, Preventive Medicine/Occupational Environmental Medicine Specialist, Occupational Medicine Specialist

San Rafael, CA

47 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Haas, Allergist & Immunologist in San Rafael, CA?

    Dr. Elson Haas, MD is an Allergist & Immunologist, who primarily practices in San Rafael, CA with 1 additional practice location. He has been practicing for over 47 years. Dr. Haas completed his residency at Alameda Co Med Ctr, Flexible Or Transitional Year. Dr. Haas is fluent in English and Spanish, and is currently seeing new patients. Dr. Haas’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Haas’s office at (415) 472-2343.

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

    • Residency: Alameda Co Med Ctr, Flexible Or Transitional Year | Alameda Co Med Center

    • Medical School: University of Mi Med Sch, Ann Arbor Mi | University of Mi Med Sch

    What languages does Dr. Haas speak?

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

    • English
    • Spanish

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

    As an Allergist & Immunologist, Dr. Haas 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. Haas. 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. Learn more about our claims-based healthcare methodology.

    Also known as:

    • Routine Adult Health Checkup
    • Health Checkup
    • Adult physical exam
    • Annual wellness visit for adults
    • General adult medical exam

    ICD-10 Codes:

    • Z0000: Encounter for general adult medical examination without abnormal findings

    Also known as:

    • High Cholesterol
    • Cholesterol
    • Triglycerides
    • Hyperlipidemia
    • High lipids
    • Dyslipidemia

    ICD-10 Codes:

    • E785: Hyperlipidemia, unspecified

    Also known as:

    • Endocrine Disorder
    • Endocrine Disease
    • Hormone disorder
    • Gland problem

    ICD-10 Codes:

    • E349: Endocrine disorder, unspecified

    Also known as:

    • High Blood Pressure
    • Hypertension
    • Primary Hypertension
    • Essential Hypertension

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Other Hypothyroidism
    • Hypothyroidism
    • Congenital hypothyroidism
    • Underactive Thyroid
    • Low Thyroid Function
    • Thyroid Gland Underactivity

    ICD-10 Codes:

    • E038: Other specified hypothyroidism

    Also known as:

    • Menopause
    • Climacteric
    • The Change of Life
    • Postmenopause

    ICD-10 Codes:

    • N951: Menopausal and female climacteric states

    Also known as:

    • Insomnia
    • Sleeplessness
    • Trouble sleeping
    • Chronic insomnia

    ICD-10 Codes:

    • G4700: Insomnia, unspecified

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

    As an Allergist & Immunologist, procedures performed by Dr. Elson Haas may include:

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

    Does Dr. Haas accept my insurance?

    Dr. Haas accepts most major insurance plans. Important: Please call our office at (415) 472-2343 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Haas accept in San Rafael, CA?

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

    Top Insurances

    • BCBS Unspecified

    • Blue Shield of California

    • Centene Corporation

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Federal government of the United States

    • Humana

    • Medicare

    • UMR Administered Payer

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Haas' office located?

    Dr. Elson Haas' Primary Practice

    4340 Redwood Hwy Ste 22

    San Rafael, CA 94903

    (415) 472-2343

    Get Directions

    Dr. Elson Haas' Practice 2

    25 Mitchell Blvd Ste 8

    San Rafael, CA 94903

    Get Directions

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

    Dr. Haas's National Provider Identifier (NPI) number is 1740318112.

    What common questions do patients ask about Dr. Haas?

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

    What is Dr. Elson Haas's specialty?

    Dr. Haas is an Allergist & Immunologist near San Rafael, 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 Dr. Elson Haas affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Haas is affiliated with Novato Community Hospital, Marinhealth Medical Center, Alta Bates Summit Medical Center - Summit Campus, California Pacific Medical Center - Van Ness Campus, Marshall Hospital, John Muir Health Walnut Creek Medical Center which are a Castle Connolly Top Hospitals. 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

    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 Dr. Elson Haas accepting new patients in San Rafael, CA?

    Yes, Dr. Elson Haas is accepting new patients at this time.

    Does Dr. Elson Haas offer online booking?

    Please contact Dr. Haas' office at (415) 472-2343 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Elson Haas?

    Please contact Dr. Haas' office at (415) 472-2343 to schedule an appointment.

    Where is Dr. Haas' office located?

    Dr. Haas' office is located in San Rafael, CA.