Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Teresa Ann Sion, DNP, FNP-BC

Individual provider Family Nurse Practitioner · NPI 1861971558

Teresa Ann Sion, DNP, FNP-BC is a Nurse Practitioner in Buffalo, New York. Qualified in 2018, 8 years ago. Practices with Kaleida Health, a 214-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
8
Licensed in
NY
In the registry since
2018
What do these letters mean?
DNP — Doctor of Nursing Practice
The highest clinical degree in nursing.
FNP-BC — Family Nurse Practitioner, Board Certified
A family nurse practitioner certified by the ANCC.

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Practice location Address checks out

100 High St
Buffalo, NY 14203-1126
Phone: (716) 859-5600
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 343093 (NY)

Record details

NPI number1861971558
Entity typeIndividual (Type 1)
GenderFemale
Credentials DNP , FNP-BC
Sole proprietorNo
NPI enumeratedAugust 13, 2018
Last updated in NPPESAugust 13, 2018

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Kaleida Health — 214 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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