Individual
DR. GREGORY MARK MCWILLIAMS
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
MD
Contact information
Practice address
215 E 85TH ST, NEW YORK, NY 10028-3108
(646) 962-7300
(646) 962-0409
Mailing address
215 E 85TH ST, NEW YORK, NY 10028-3108
(646) 962-7300
(646) 962-0409
Taxonomy
Speciality
Code
Description
License number
State
207R00000X
Internal Medicine Physician
Primary
301713
NY
390200000X
Student in an Organized Health Care Education/Training Program
—
—
Other
Enumeration date
03/23/2017
Last updated
07/03/2023
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