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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).

Learn more about Dr. Daniel O'Brien:

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  1. Qualifications
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Patient Reviews

4.5
  •  
(3)
Patient comments (0)

The overall average patient rating of Dr. Daniel O'Brien is Excellent. Dr. O'Brien has been reviewed by 3 patients who have provided 0 comments. The rating is 4.5 out of 5 stars.

Education & Awards

Dr. O'Brien graduated from University of Illinois at Chicago.


Affiliations

Dr. O'Brien has 4 hospital affiliations:

  • Methodist Medical Center Of Illinois 
  • Mason District Hospital 

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

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Additional Information
Dr. Daniel Eric O'Brien MD is a male Internist, has 5 years of experience and practices in Internal Medicine.
Where does Dr. Daniel E. O'Brien practice?
Dr. Daniel O'Brien has 3 office locations.
Dr. Daniel O'Brien practices Internal Medicine near Peoria, IL.
Additional practice locations include: Metamora, IL.
See Peoria Internists.