Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Thomas Arceri, DSW
Social Worker in Ardsley, NY · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1871711531
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Registry record
Entity type Individual (Type 1)
Name Dr. Thomas Arceri
Credential DSW
Sex Male
Practice address 4 Eastern Drive, Ardsley, NY, 10502
Phone (914) 478-5122
Enumeration date Apr 20, 2007
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License RO31337-1 (NY) Primary
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
Where does Thomas Arceri practice?
The practice location on file with NPPES is in Ardsley, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Thomas Arceri?
The National Provider Identifier (NPI) for Thomas Arceri is 1871711531, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.