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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 (5)

The overall average patient rating of Dr. Marie O'Brien is Good. Dr. O'Brien has been reviewed by 10 patients who have provided 5 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.2
Promptness 3.4
Courteous Staff 3.4
Accurate Diagnosis 4.3
Bedside Manner 4.3
Spends Time with Me 4.3
Follows Up After Visit 3.9

Specialties & Research

Dr. Marie O'Brien, DO is board certified in Internal Medicine and Rheumatology.

  • She has special expertise in 4 areas:
  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Osteoarthritis (Hand and Wrist)
  • Rheumatoid Arthritis

Education & Awards

Dr. O'Brien graduated from Philadelphia College of Osteopathic Medicine. She has 1 awards.

Top 10 Doctor - City (2014)
Allentown, PA


Dr. O'Brien has 2 hospital affiliations:

  • Lehigh Valley Hospital 
  • Lehigh Valley Hospital - Muhlenberg 

> > > > Dr. Marie O'Brien, DO

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Additional Information
Dr. Marie Teresa Spevak O'Brien DO is a female Internist, has 9 years of experience and practices in Internal Medicine and Rheumatology.
Where does Dr. Marie T. O'Brien practice?
Dr. Marie O'Brien has 5 office locations.
Dr. Marie O'Brien practices Internal Medicine and Rheumatology near Allentown, PA.
Additional practice locations include: Bethlehem, PA.
See Allentown Internists and Allentown Rheumatologists.