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. John Dreyzehner:
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Specialties & Research
- He has special expertise in 1 area:
- Public Health
Education & Awards
Dr. Dreyzehner graduated from University of Illinois at Chicago. He has 2 awards.
Dr. Dreyzehner has 15 hospital affiliations:
- Dickenson County Medical Center
- Indian Path Medical Center
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- Additional Information
- Where does Dr. John Dreyzehner practice?
Dr. John Dreyzehner practices Occupational Medicine near Lebanon, VA.
See Lebanon Preventive Medicine Specialists.