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. Jeffrey Mazer:
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Specialties & Research
Dr. Jeffrey Mazer, MD is board certified in Internal Medicine, Critical Care Medicine, and Pulmonary Disease.
- He has special expertise in 2 areas:
- Critical Care
Education & Awards
Dr. Mazer graduated from Tufts University, Boston.
Dr. Mazer has 4 hospital affiliations:
- Women and Infants Hospital of RI
- Rhode Island Hospital
Accepted Insurance Plans
Dr. Mazer accepts these health insurances in at least one office:
- Cigna - 1 plan