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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 (4)

The overall average patient rating of Dr. Gerald Ondash is Good. Dr. Ondash has been reviewed by 19 patients who have provided 4 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.5
Promptness 4.4
Courteous Staff 4.6
Accurate Diagnosis 3.8
Bedside Manner 3.8
Spends Time with Me 3.5
Follows Up After Visit 3.7

Specialties & Research

Dr. Gerald Ondash, MD is board certified in Internal Medicine.

Education & Awards

Dr. Ondash graduated from Saint Louis University.


Dr. Ondash has 7 hospital affiliations:

  • Scripps Mercy Hospital San Diego 
  • Scripps Memorial Hospital Encinitas 


  • Spanish

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Additional Information
Dr. Gerald William Ondash MD is a male Internist, has 44 years of experience and practices in Internal Medicine.
Where does Dr. Gerald W. Ondash practice?
Dr. Gerald Ondash has 2 office locations.
Dr. Gerald Ondash practices Internal Medicine near Vista, CA.
See Vista Internists.