Skip to main content
Jonathan Marquez, MD, Internal Medicine, Fontana, CA

JonathanPMarquezMD

Internal Medicine Fontana, CA

Physician

Dr. Marquez 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. Marquez's full profile

Already have an account?

  • Office

    9961 Sierra Ave
    Fontana, CA 92335
    Phone+1 909-427-5000

Education & Training

  • University of the Philippines College of Medicine
    University of the Philippines College of MedicineClass of 2002

Certifications & Licensure

  • CA State Medical License
    CA State Medical License 2011 - 2025
  • WI State Medical License
    WI State Medical License 2006 - 2011
  • American Board of Internal Medicine Internal Medicine

Press Mentions

  • San Francisco Enlists A Key Latino Neighborhood in Coronavirus Testing
    San Francisco Enlists A Key Latino Neighborhood in Coronavirus TestingApril 28th, 2020