Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Emily Patricia Duff
Massage Therapist in Armonk, NY · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1245912039
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Registry record
Entity type Individual (Type 1)
Name Emily Patricia Duff
Sex Female
Practice address 5 N Greenwich Rd, Armonk, NY, 10504
Phone (914) 303-7920
Enumeration date Aug 2, 2023
Last updated in NPPES Aug 2, 2023
Taxonomy & licenses
225700000X Massage Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 027805-01 (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 Emily Duff practice?
The practice location on file with NPPES is in Armonk, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Emily Duff?
The National Provider Identifier (NPI) for Emily Duff is 1245912039, 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 2023-08-02.