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Search › New York › Internal Medicine Physician

Ali Duffens, MD

NPI 1568049922 · on the registry since 2021

Practice

Address
1275 York Ave
New York, NY 10065
Phone
(646) 905-0332
Organisation at this address
Mskcc
Mskcc
Jamie J. Voccola
Mskcc Surgery Group
Mskcc Radiology Group
Inferred from a shared address, not stated in the registry.
Clinicians at this address
2,828

Registry record

Primary taxonomy
Internal Medicine Physician
207R00000X
Also registered as
Student in an Organized Health Care Education/Training Program
Licence states on file
NY
From the registry's licence fields, which are often incomplete.
Sex
Female
Record last updated
2026-05-26

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in New York