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Family Practitioner, Primary Care Doctor
20 years of experience
Accepting new patients
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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Education & Awards

Dr. Ngo graduated from Western University of Health Sciences, Pomona.


Dr. Ngo has 5 hospital affiliations:

  • Fountain Valley Regional Hospital & Medical Center 
  • Garden Grove Hospital and Medical Center 


  • Vietnamese

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Additional Information
Dr. William L Ngo DO is a male Family Practitioner, has 20 years of experience and practices in Family Medicine.
Where does Dr. William L. Ngo practice?
Dr. William Ngo has 3 office locations.
Dr. William Ngo practices Family Medicine near Garden Grove, CA.
See Garden Grove Family Physicians.