Browse Health
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. Marnie O'Brien is Good. Dr. O'Brien has been reviewed by 27 patients who have provided 11 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.6
Promptness 3.2
Courteous Staff 3.4
Accurate Diagnosis 3.5
Bedside Manner 3.4
Spends Time with Me 3.3
Follows Up After Visit 3.3

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.


Dr. O'Brien has 5 hospital affiliations:

  • Sacred Heart Hospital/Allentown 
  • Lehigh Valley Hospital 


  • English

Similar doctors nearby

Dr. Robert Kiesel

Allentown, PA

Dr. Mark Staffaroni

30 years experience
Allentown, PA

Dr. Howard Kushnick

20 years experience
Allentown, PA

Dr. Frank Baloh

21 years experience
Allentown, PA

Dr. Alan Listhaus

26 years experience
Allentown, PA

Dr. Thomas Burkholder

37 years experience
Allentown, PA
Search All Similar Doctors
Additional Information
Dr. Marnie Price 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 3 office locations.
Dr. Marnie O'Brien practices Ophthalmology near Allentown, PA.
Additional practice locations include: Bethlehem, PA.
See Allentown Ophthalmologists.