> > > > Dr. Elizabeth O'Brien, MD
Dr. Elizabeth Eilene O'Brien MD is a female Internist, has 12 years of experience and practices in Internal Medicine.
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).

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Specialties & Research

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


Education & Awards

Dr. O'Brien graduated from Southern Illinois University, Springfield.


Accepted Insurance Plans

Dr. O'Brien accepts these health insurances in at least one office:

  • Great-West Healthcare - 2 plans
  • Humana - 5 plans
  • Cigna - 3 plans
  • Aetna - 2 plans

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Additional Information
Where does Dr. Elizabeth E. O'Brien practice?
Dr. Elizabeth O'Brien practices Internal Medicine near Carlinville, IL.
See Carlinville Internists.