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. William Mezzanotte:
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Specialties & Research
Dr. William Mezzanotte, MD is board certified in Internal Medicine, Critical Care Medicine, and Pulmonary Disease.
- He has special expertise in 2 areas:
- Sleep Apnea (Sleep Apnea Syndromes)
Education & Awards
Dr. Mezzanotte graduated from University of Pennsylvania , Philadelphia.