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. Ervin Hanson:
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- Currently 4 of 4 stars
The overall average patient rating of Dr. Ervin Hanson is Excellent.
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Specialties & Research
Dr. Ervin Hanson, MD is board certified in Neurological Surgery.
- He has special expertise in 1 area:
Education & Awards
Dr. Hanson graduated from Baylor College of Medicine, Houston.
Dr. Hanson has 4 hospital affiliations:
- Greenwich Hospital Association
- Stamford Hospital, The, Stamford CT
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- Additional Information
- Where does Dr. Ervin E. Hanson practice?
Dr. Ervin Hanson practices Neurological Surgery near Greenwich, CT.
See Greenwich Surgeons.