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

Katherine Koser, MSW

Individual provider Clinical Social Worker · NPI 1457307738

Katherine Koser, MSW is a Clinical Social Worker in Olean, 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?
MSW — Master of Social Work
The graduate degree in social work.

See every abbreviation used in this directory →

Practice location Address checks out

1825 Windfall Rd
Olean, NY 14760-9333
Phone: (716) 492-9300
Fax: (716) 492-9452
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 093248 (NY)

Record details

NPI number1457307738
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW
Sole proprietorNo
NPI enumeratedMay 26, 2006
Last updated in NPPESJuly 13, 2026
Certification dateSeptember 16, 2025
Mailing address1825 Windfall Rd, Olean, NY 14760-9333

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