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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 Yao:

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Education & Awards

Dr. Yao graduated from St Johns Univ Pennsylvania Med Sch, Shanghai, Kiangsu Extinct.


Dr. Yao has 9 hospital affiliations:

  • Alameda Hospital 
  • Alta Bates Summit Medical Center- Summit Campus 


  • Vietnamese
  • Spanish
  • Chinese
  • Tagalog
  • Mandarin

> > > > Dr. William Yao, MD

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Additional Information
Dr. William Hao Yao MD is a male Surgeon and practices in Surgery, Thoracic Surgery, and Cardiothoracic Vascular Surgery.
Where does Dr. William H. Yao practice?
Dr. William Yao has 2 office locations.
Dr. William Yao practices Surgery, Thoracic Surgery, and Cardiothoracic Vascular Surgery near Alameda, CA.
Additional practice locations include: Oakland, CA.
See Alameda Surgeons and Alameda Cardiothoracic Surgeons.