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. Leonard Gell, MD is board certified in Allergy & Immunology, Internal Medicine, and Internal Medicine - Allergy & Immunology.
- He has special expertise in 2 areas:
- Sinus Infection (Sinusitis)
Education & Awards
Dr. Gell graduated from University of Michigan Medical School, Ann Arbor.