Skip to main content
Guillermo Valenzuela, MD, Obstetrics & Gynecology, Colton, CA

GuillermoValenzuelaMD

Obstetrics & Gynecology Colton, CA

Maternal & Fetal Medicine/High Risk

Chairman

Dr. Valenzuela is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

  • Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
  • Connect with colleagues in the same hospital or clinic.
  • Read the latest clinical news, personalized to your specialty.

See Dr. Valenzuela's full profile

Already have an account?

  • Office

    400 N Pepper Ave
    # Mob
    Colton, CA 92324
    Phone+1 909-580-6333
    Fax+1 909-580-3289

Education & Training

  • Pontificia Universidad Catolica de Chile
    Pontificia Universidad Catolica de ChileClass of 1974

Certifications & Licensure

  • CA State Medical License
    CA State Medical License 1982 - 2025
  • TX State Medical License
    TX State Medical License 1978 - 2016
  • American Board of Obstetrics and Gynecology Obstetrics & Gynecology
  • American Board of Obstetrics and Gynecology Maternal-Fetal Medicine

Publications & Presentations

PubMed