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. Alan Hagen:
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- Currently 3 of 4 stars
The overall average patient rating of Dr. Alan Hagen is Good.
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
- Humana - 12 plans
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- Additional Information
- Where does Dr. Alan V. Hagen practice?
Dr. Alan Hagen practices Internal Medicine near Troy, IL.
Additional practice locations include: Collinsville, IL and Germantown, TN.
See Troy Internists.