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. Alan Hagen, MD is board certified in Internal Medicine.
- He has special expertise in 1 area:
- Flu (Human Influenza)
Education & Awards
Dr. Hagen graduated from Saint Louis University.
Dr. Hagen has 1 hospital affiliations:
- Washington County Hospital
Accepted Insurance Plans
Dr. Hagen accepts these health insurances in at least one office:
- Aetna - 3 plans
- United Healthcare - 15 plans
- Great-West Healthcare - 1 plan
- Blue Cross Blue Shield of Illinois - 2 plans
- Evercare - 1 plan
- Humana - 2 plans
- Cigna - 4 plans