Skip to content

    Physician Directory

    Find a Doctor

    Ricardo O. Castillo, MD

    Pediatric Gastroenterology

    Dr. Castillo's Overview

    Dr. Castillo graduated from the University of California, San Diego School of Medicine in 1975. He works in Palo Alto, CA and specializes in Pediatric Gastroenterology. Dr. Castillo is affiliated with Lucile Packard Childrens Hospital At Stanford.

    Dr. Castillo's Experience

    Years in Practice: 42

    Dr. Castillo's Specialties

    Pediatric Gastroenterology

    Dr. Castillo's Education & Training

    Medical School: University of California, San Diego School of Medicine; Graduated 1975

    Dr. Castillo's Rating

    Rate This Doctor

    Overall Rating


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

    Dr. Castillo's Accepted Insurance

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

    • Aetna Choice POS II
    • Aetna HMO Deductible Plan CA only
    • Aetna Managed Choice POS
    • Aetna Managed Choice POS Open Access
    • Aetna Signature Administrators PPO
    • BC CA California Care Small Group HMO
    • BCBS Blue Card PPO
    • Blue Cross CA PPO Prudent Buyer Small Group
    • Blue Cross CA Advantage PPO Preferred DirectAccess Plus
    • View More

    Dr. Castillo's Office Information & Appointments

    Office Locations

    Stanford Childrens Health Pediatric Gastroenterology

    730 Welch Rd FL 2
    Palo Alto, CA 94304
    (650) 723-5070


    Office Hours and Information

    Fax: (650) 498-5608

    Practice Website: Not Available

    Accepting New Patients: Yes

    Medicare Accepted: Yes

    Medicaid Accepted: Yes

    Monday 8:30 AM - 5:00 PM
    Tuesday 8:30 AM - 5:00 PM
    Wednesday 8:30 AM - 5:00 PM
    Thursday 8:30 AM - 5:00 PM
    Friday 8:30 AM - 5:00 PM
    Saturday Closed
    Sunday Closed

    Other Physicians in Dr. Castillo's Practice

    Dr. Castillo's Hospital Affiliations

    Office Locations

    Other Pediatric Gastroenterologys Near Palo Alto, CA

    View More Pediatric Gastroenterologys