Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Marion Smith
Registered Nurse in Mamaroneck, NY · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1689254633
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Registry record
Entity type Individual (Type 1)
Name Marion Smith
Sex Female
Practice address 845 Palmer Ave, Mamaroneck, NY, 10543
Phone (914) 864-5131
Enumeration date Apr 13, 2021
Last updated in NPPES Apr 13, 2021
Taxonomy & licenses
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 Marion Smith practice?
The practice location on file with NPPES is in Mamaroneck, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Marion Smith?
The National Provider Identifier (NPI) for Marion Smith is 1689254633, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-04-13.