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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

3.0
  •  
(18)
Patient comments (10)

The overall average patient rating of Dr. Marnie O'Brien is Average. Dr. O'Brien has been reviewed by 18 patients who have provided 10 comments. The rating is 3 out of 5 stars.

Patient Ratings
Ease of Appointment 3.0
  •  
Promptness 2.6
  •  
Courteous Staff 3.0
  •  
Accurate Diagnosis 2.9
  •  
Bedside Manner 2.7
  •  
Spends Time with Me 2.5
  •  
Follows Up After Visit 2.6
  •  

Specialties & Research

  • She has special expertise in 2 areas:
  • AIDS/HIV (Acquired Immunodeficiency Syndrome)
  • Infectious Disease

Education & Awards

Dr. O'Brien graduated from Philadelphia College of Osteopathic Medicine.


Affiliations

Dr. O'Brien has 5 hospital affiliations:

  • Lehigh Valley Hospital - Muhlenberg 
  • Sacred Heart Hospital/Allentown 

Languages

  • English

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Additional Information
Dr. Marnie P O'Brien DO is a female Ophthalmologist, has 17 years of experience and practices in Ophthalmology.
Where does Dr. Marnie P. O'Brien practice?
Dr. Marnie O'Brien has 2 office locations.
Dr. Marnie O'Brien practices Ophthalmology near Allentown, PA.
Additional practice locations include: Bethlehem, PA.
See Allentown Ophthalmologists.