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. Dan O'Brien, MD, DO is board certified in Emergency Medicine.
More Specialties & Research
Education & Awards
Dr. O'Brien graduated from Midwestern University, Downers Grove.More Education & Awards
Dr. O'Brien has 1 hospital affiliations:
- Bloomington Hospital Of Orange County
Accepted Insurance Plans
Dr. O'Brien accepts these health insurances in at least one office:
- United Healthcare - 20 plans
- Great-West Healthcare - 2 plans
- Anthem - 12 plans
- Blue Cross Blue Shield of Illinois - 2 plans
- Managed Health Services - Real Life solutions for Healthcare - 2 plans
- MDWise - 1 plan
- Humana - 12 plans
- Cigna - 3 plans
More Accepted Insurance