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).

Learn more about Dr. Cara O'Brien:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

View full profile

Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Cara O'Brien is Excellent. Dr. O'Brien has been reviewed by 1 patients who have provided 1 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0

Specialties & Research

Dr. Cara O'Brien, MD is board certified in Internal Medicine.

Education & Awards

Dr. O'Brien graduated from Washington University at St. Louis, Saint Louis.


Dr. O'Brien has 2 hospital affiliations:

  • Duke University Hospital 
  • Durham Regional Hospital 

> > > > Dr. Cara O'Brien, MD

Similar doctors nearby

Dr. Sana Alkhatib

Internal Medicine
18 years experience
Durham, NC

Dr. John McHutchison

Internal Medicine
30 years experience
Durham, NC

Dr. Brian Griffith

Internal Medicine
6 years experience
Durham, NC

Dr. Alison Kim

Internal Medicine
Durham, NC

Dr. Mark Branch

Internal Medicine
24 years experience
Durham, NC

Dr. Virginia Kraus

Internal Medicine
29 years experience
Durham, NC
Search All Similar Doctors
Additional Information
Dr. Cara Louise O'Brien MD is a female Internist, has 7 years of experience and practices in Internal Medicine.
Where does Dr. Cara L. O'Brien practice?
Dr. Cara O'Brien has 2 office locations.
Dr. Cara O'Brien practices Internal Medicine near Durham, NC.
See Durham Internists.