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    Alexander N. Greiner, MD

    Allergy & Immunology, Internal Medicine

    Dr. Greiner's Overview

    Dr. Greiner graduated from the SUNY Upstate Medical University in 1998. He works in San Diego, CA and specializes in Allergy & Immunology and Internal Medicine. Dr. Greiner is affiliated with Rady Childrens Hospital-San Diego and Sharp Memorial Hospital.

    Dr. Greiner's Experience

    Years in Practice: 19

    Dr. Greiner's Specialties

    Allergy & Immunology, Internal Medicine

    Dr. Greiner's Education & Training

    Medical School: SUNY Upstate Medical University; Graduated 1998

    Dr. Greiner's Rating

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    Overall Rating


    • Explains conditions & treatments
    • Takes time to answer my questions
    • Provides follow-up as needed
    • View All Ratings

    Dr. Greiner's Accepted Insurance

    Please verify insurance information directly with your doctor's office as it may change frequently.

    • Aetna Basic HMO
    • Aetna Choice POS II
    • Aetna HMO
    • Aetna HMO Deductible Plan CA only
    • Aetna Managed Choice POS
    • Aetna Managed Choice POS Open Access
    • Aetna Signature Administrators PPO
    • Aetna Vitalidad Plus CA con Aetna
    • Anthem BC Pathway X PPO Tiered
    • BC CA California Care Small Group HMO
    • View More

    Dr. Greiner's Office Information & Appointments

    Office Locations

    Rady Children's Specialists
    Allergy & Asthma Medical Group

    5776 Ruffin Rd
    San Diego, CA 92123
    (858) 292-1144


    Office Hours and Information

    Fax: (858) 268-5145

    Practice Website:

    Accepting New Patients: Yes

    Medicare Accepted: Yes

    Medicaid Accepted: Yes

    Monday 8:00 AM - 5:00 PM
    Tuesday 8:00 AM - 5:00 PM
    Wednesday 8:00 AM - 5:00 PM
    Thursday 8:00 AM - 5:00 PM
    Friday 8:00 AM - 5:00 PM
    Saturday 8:00 AM - 12:00 PM
    Sunday Closed

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    Dr. Greiner's Hospital Affiliations

    Office Locations

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