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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).

Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. Gary Guo is Below Average. Dr. Guo has been reviewed by 5 patients who have provided 2 comments. The rating is 2 out of 5 stars.

Patient Ratings
Ease of Appointment 2.7
Promptness 2.7
Courteous Staff 2.7
Accurate Diagnosis 2.0
Bedside Manner 2.0
Spends Time with Me 2.0
Follows Up After Visit 2.0

Education & Awards

Dr. Guo graduated from Shanghai First Medical College.


Dr. Guo has 2 hospital affiliations:

  • Westchester Medical Center 
  • Westchester County Medical Center 


  • Chinese
  • Italian
  • Spanish
  • English

> > > > Dr. Gary Guo, MD

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Additional Information
Dr. Gary Guo MD is a male Internist, has 30 years of experience and practices in Internal Medicine.
Where does Dr. Gary Guo practice?
Dr. Gary Guo has 1 office location.
Dr. Gary Guo practices Internal Medicine near Valhalla, NY.
See Valhalla Internists.