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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 (11)

The overall average patient rating of Dr. Henry O'Halloran is Excellent. Dr. O'Halloran has been reviewed by 21 patients who have provided 11 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.2
Promptness 3.3
Courteous Staff 4.0
Accurate Diagnosis 4.0
Bedside Manner 4.1
Spends Time with Me 3.9
Follows Up After Visit 3.8

Specialties & Research

Dr. Henry O'Halloran, MD is board certified in Ophthalmology.

  • He has special expertise in 1 area:
  • Eye Injuries

Education & Awards

Dr. O'Halloran graduated from Trinity College, University Of Dublin. He has 1 awards.

Castle Connolly's Top Doctors™ (2012 - 2013)


Dr. O'Halloran has 11 hospital affiliations:

  • Sharp Memorial Hospital 
  • Palomar Medical Center 


  • German
  • Spanish
  • English

> > > > Dr. Henry O'Halloran, MD

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Additional Information
Dr. Henry Swift O'Halloran MD is a male Ophthalmologist, has 21 years of experience and practices in Ophthalmology.
Where does Dr. Henry S. O'Halloran practice?
Dr. Henry O'Halloran has 7 office locations.
Dr. Henry O'Halloran practices Ophthalmology near El Centro, CA.
Additional practice locations include: Escondido, CA and Encinitas, CA.
See El Centro Ophthalmologists.