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. Henry Sonneborn:
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Specialties & Research
Dr. Henry Sonneborn, MD is board certified in Internal Medicine and Medical Oncology.
Education & Awards
Dr. Sonneborn graduated from Albany Medical College.
Dr. Sonneborn has 3 hospital affiliations:
- Portsmouth Regional Hospital
- Wentworth-Douglass Hospital
- Frisbie Memorial Hospital
Accepted Insurance Plans
Dr. Sonneborn accepts these health insurances in at least one office:
- United Healthcare - 12 plans
- Cigna - 42 plans
- Humana - 6 plans
- Great-West Healthcare - 3 plans
- Medicare - 1 plan
- Anthem - 13 plans
- Aetna - 3 plans
Similar doctors nearby
- Additional Information
- Where does Dr. Henry L. Sonneborn practice?
Dr. Henry Sonneborn practices Internal Medicine, Medical Oncology, Hematology & Oncology, and Hematology near Portsmouth, NH.
Additional practice locations include: Dover, NH.
See Portsmouth Internists, Portsmouth Oncologists, and Portsmouth Hematologists.