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

Maryann K Pietrzyk, PNP

Individual provider Pediatrics Physician · NPI 1447288113

Maryann K Pietrzyk, PNP is a Pediatrics Physician in West Amherst, New York. Licensed in New York. Registered with an NPI since 2006.

Licensed in
NY
In the registry since
2006
What do these letters mean?
PNP — Pediatric Nurse Practitioner
A nurse practitioner specialising in children.

See every abbreviation used in this directory →

Practice location Address checks out

3950 E Robinson Rd
West Amherst, NY 14228-2041
Phone: (716) 691-3400
Fax: (716) 691-3404
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence F381606-1 (NY)

Record details

NPI number1447288113
Entity typeIndividual (Type 1)
GenderFemale
Credentials PNP
Sole proprietorNo
NPI enumeratedJune 29, 2006
Last updated in NPPESJune 30, 2026
Certification dateJune 30, 2026

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