Browse Health
Family Practitioner, Primary Care Doctor
21 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).

Patient Reviews

Patient comments (5)

The overall average patient rating of Dr. Donald Siao is Excellent. Dr. Siao has been reviewed by 16 patients who have provided 5 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.4
Promptness 3.8
Courteous Staff 4.6
Accurate Diagnosis 4.7
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 4.8

Specialties & Research

  • He has special expertise in 2 areas:
  • Weight Loss
  • Weight loss (non-surgical)

Education & Awards

Dr. Siao graduated from Stanford University. He has 3 awards.

Patients' Choice Award (2012, 2014)
Compassionate Doctor Award - 5 Year Honoree (2014)
Compassionate Doctor Recognition (2010 - 2014)


Dr. Siao has 3 hospital affiliations:

  • O'Connor Hospital - San Jose 
  • Regional Medical Center of San Jose 
  • O`connor Hospital 

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Additional Information
Dr. Donald Siao MD is a male Family Practitioner, has 21 years of experience and practices in Family Medicine.
Where does Dr. Donald Siao practice?
Dr. Donald Siao has 1 office location.
Dr. Donald Siao practices Family Medicine near San Jose, CA.
See San Jose Family Physicians.