Individual
ALI DUFFENS
Active
Sole proprietor
No
Provider details
NPI number
Gender
F
Credential
MD
Contact information
Practice address
1275 YORK AVE, NEW YORK, NY 10065-6007
(646) 905-0332
Mailing address
633 3RD AVE FL 4, NEW YORK, NY 10017-6943
(212) 639-2000
Taxonomy
Speciality
Code
Description
License number
State
207R00000X
Internal Medicine Physician
Primary
336684
NY
390200000X
Student in an Organized Health Care Education/Training Program
—
—
Other
Enumeration date
03/24/2021
Last updated
06/02/2025
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