Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Katherine Koser, MSW
Clinical Social Worker in Olean, NY · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1457307738
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Registry record
Entity type Individual (Type 1)
Name Katherine Koser
Credential MSW
Sex Female
Practice address 1825 Windfall Rd, Olean, NY, 14760
Phone (716) 492-9300
Fax (716) 492-9452
Enumeration date May 26, 2006
Last updated in NPPES Jul 13, 2026
Taxonomy & licenses
1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 093248 (NY) Primary
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 00030241501 | Other | NY | UNIVERA |
| 000506354003 | Other | NY | COMMUNITY BLUE |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Katherine Koser?
The National Provider Identifier (NPI) for Katherine Koser is 1457307738, a Type 1 (individual) record in the CMS NPPES registry.
Where does Katherine Koser practice?
The practice location on file with NPPES is in Olean, NY. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Lee Rhodus Occupational Therapist · Olean, NY NPI 1720054729 Pamela Groth Speech-Language Pathologist · Olean, NY NPI 1063661601 Jennifer Penski-Adams Physical Therapist · Olean, NY NPI 1720230394 Cattaraugus Allegany Boces Local Education Agency (LEA) · Olean, NY NPI 1215234240 Karen France Occupational Therapy Assistant · Olean, NY NPI 1114226503 Donna Damude Occupational Therapy Assistant · Olean, NY NPI 1538468830 Sarah Bickley Physical Therapist · Olean, NY NPI 1366724908 Carol Dellebovi Occupational Therapist · Olean, NY NPI 1467720540
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-07-13.