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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).

Learn more about Dr. William Yang:

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Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. William Yang is Poor. Dr. Yang has been reviewed by 1 patients who have provided 0 comments. The rating is 1 out of 5 stars.

Education & Awards

Dr. Yang graduated from University of Chicago.


  • English
  • Chinese
  • Mandarin
  • Taiwanese

> > > > Dr. William Yang, MD

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Additional Information
Dr. William Yang MD is a male Internist, has 36 years of experience and practices in Internal Medicine.
Where does Dr. William Yang practice?
Dr. William Yang has 3 office locations.
Dr. William Yang practices Internal Medicine near Northridge, CA.
Additional practice locations include: Woodland Hills, CA and Thousand Oaks, CA.
See Northridge Internists.