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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- Currently 2.5 of 4 stars
The overall average patient rating of Dr. John Williams is Good.
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Specialties & Research
Dr. John Williams, MD is board certified in Urology.
He has special expertise in 8 Areas, including Erectile Dysfunction (ED), Erectile Dysfunction ED, and Kidney Cancer.5 more special expertise areas
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Education & Awards
Dr. Williams graduated from Georgetown University, Washington. He has 1 awards.
Dr. Williams has 7 hospital affiliations:
- New York Presbyterian Hospital / Columbia
- NewYork-Presbyterian / Weill Cornell
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- Additional Information
- Where does Dr. John J. Williams practice?
Dr. John Williams practices Urology near New York, NY.
See New York Urologists.