NPI Portal NPI Lookup & Verification

Allison Koslowski

Allison Koslowski is a Speech-Language Pathologist provider (Speech-Language Pathologist) practicing in Castleton, NY, registered in the NPPES registry with NPI 1831572783 since 2015. Practices at Story Place Preschool Inc (listed at the same practice address in NPPES).

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI 1831572783
Entity type Individual (Type 1)
Name Allison Koslowski
Sex Female
Practice address Castleton, NY, 12033
Phone 5184776072
Fax 5184777167
Enumeration date 2015-07-09
Last updated in NPPES 2015-07-09

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code Specialty Primary License State
235Z00000X Speech-Language Pathologist Primary 941564151 NY
Copy-ready billing details
Provider: Allison Koslowski
NPI: 1831572783
Taxonomy: 235Z00000X (Speech-Language Pathologist)
Address: Castleton, NY, 12033

Other providers at this practice address

NPI Name Type Specialty Location
1982980579 Deborah Sweet Individual Registered Nurse Castleton, NY
1720470040 Meagan Banker Individual Social Worker Castleton, NY
1114310737 Michelle Nash Individual Occupational Therapist Castleton, NY
1033504881 Story Place Preschool Inc Organization Early Intervention Provider Agency Castleton, NY
1801270624 Jennifer Bologna Individual Student in an Organized Health Care Education/Training Program Castleton, NY
1962866228 Brittany Lomuscio Individual Speech-Language Pathologist Castleton, NY
1467801019 Heather Rockafellow Individual Early Intervention Provider Agency Castleton, NY
1760832307 Christine Cary Individual Specialist Castleton, NY

Verify this record

Cross-check NPI 1831572783 against the authoritative CMS record: view Allison Koslowski on the official NPPES registry .

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. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Allison Koslowski practice?
The practice location on file with NPPES is in Castleton, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Allison Koslowski?
The National Provider Identifier (NPI) for Allison Koslowski is 1831572783, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2015-07-09.