Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Katherine Duffy, PA-C

Individual provider Vascular Neurology Physician · NPI 1598482689

Katherine Duffy, PA-C is a Physician Assistant in New York, New York. Qualified in 2022, 4 years ago. Practices with Barnabas Health Medical Group PC, a 1,025-clinician group and accepts Medicare assignment. Licensed in New Jersey and New York.

Years since qualifying
4
Licensed in
NJ, NY
In the registry since
2022
Specialties on file
2
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

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Practice location Address checks out

100 E 77th St
New York, NY 10075-1850
Phone: (212) 434-2000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 25MP00906000 (NJ)
Vascular Neurology Physician Taxonomy 2084V0102X · Licence 029188 (NY)

Record details

NPI number1598482689
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA-C
Sole proprietorYes
NPI enumeratedOctober 20, 2022
Last updated in NPPESJanuary 9, 2026
Certification dateJanuary 9, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice Barnabas Health Medical Group Pc — 1025 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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