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

Teresa Siejak

Individual provider Case Manager/Care Coordinator · NPI 1336543750

Teresa Siejak is a Case Manager/Care Coordinator in Bowmansville, New York. Registered with an NPI since 2014.

In the registry since
2014

Practice location Address checks out

5360 Genesee St Ste 200
Bowmansville, NY 14026-1044
Phone: (716) 895-6700
Fax: (716) 896-0318
Show map & directions

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

Specialties & licences

Case Manager/Care Coordinator (primary) Taxonomy 171M00000X

Record details

NPI number1336543750
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedOctober 14, 2014
Last updated in NPPESNovember 7, 2014
Mailing address1526 Walden Ave, Suite 400, Cheektowaga, NY 14225-4965

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