> > > > Dr. Michael Ruiz, MD
Dr. Michael A Ruiz MD is a male Pediatrician, has 14 years of experience and practices in Pediatrics.
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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

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Specialties & Research

Dr. Michael Ruiz, MD is board certified in Pediatrics.

Education & Awards

Dr. Ruiz graduated from Harvard University , Boston.


Dr. Ruiz has 6 hospital affiliations:

  • John Muir Medical Center, Walnut Creek Campus 
  • San Ramon Regional Medical Center 

Accepted Insurance Plans

Dr. Ruiz accepts these health insurances in at least one office:

  • United Healthcare - 14 plans
  • Blue Shield of California - 88 plans
  • Great-West Healthcare - 2 plans
  • Unicare - 12 plans
  • Anthem Blue Cross - 14 plans
  • Cigna - 9 plans
  • Humana - 6 plans
  • Aetna - 3 plans


  • Spanish

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Additional Information
Where does Dr. Michael A. Ruiz practice?
Dr. Michael Ruiz practices Pediatrics near San Ramon, CA.
See San Ramon Pediatricians.