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Allergy & Immunology Specialist, Internist, Geriatric Specialist (elderly care)
23 years of experience
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. Diana Jao is Good. Dr. Jao has been reviewed by 3 patients who have provided 2 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 3.7
Accurate Diagnosis 5.0
Bedside Manner 3.7
Spends Time with Me 5.0
Follows Up After Visit 3.7

Specialties & Research

Dr. Diana Jao, MD is board certified in Internal Medicine and Geriatric Medicine.

  • She has special expertise in 4 areas:
  • Alzheimer Disease
  • Asthma
  • Hay Fever (Seasonal Allergic Rhinitis)
  • Nasal Allergy (Rhinitis)

Education & Awards

Dr. Jao graduated from Drexel University , Philadelphia.


Dr. Jao has 2 hospital affiliations:

  • San Mateo Medical Center 
  • MedGeriatrics- VAMC 

> > > > Dr. Diana Jao, MD

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Additional Information
Dr. Diana V Jao MD is a female Allergist & Immunologist, has 23 years of experience and practices in Allergy & Immunology, Internal Medicine, and Geriatric Medicine.
Where does Dr. Diana V. Jao practice?
Dr. Diana Jao has 2 office locations.
Dr. Diana Jao practices Allergy & Immunology, Internal Medicine, and Geriatric Medicine near San Mateo, CA.
Additional practice locations include: San Francisco, CA.
See San Mateo Allergists, San Mateo Internists, and San Mateo Geriatric Doctors.