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 Portnoy:
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The overall average patient rating of Dr. William Portnoy, Otolaryngologist, Plastic Surgeon, Surgeon is Excellent.
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Specialties & Research
- He has special expertise in 1 area:
- Head and Neck Cancer
Education & Awards
Dr. Portnoy graduated from G Washington Univ Sch Med & Hlth Sci. He has 4 awards.
Dr. Portnoy has 6 hospital affiliations:
- Beth Israel Medical Center Petrie Division
- St. Luke's Roosevelt Hospital/St. Luke's Hospital Division
Similar doctors nearby
- Additional Information
- Dr. William Marshall Portnoy MD is a male Plastic Surgeon, has 24 years of experience and practices in Plastic Surgery.
- Where does Dr. William M. Portnoy practice?
- Dr. William Portnoy has 2 office locations.
Dr. William Portnoy practices Plastic Surgery near New York, NY.
See New York Plastic Surgeons.