Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Sierra Lee Duggan, MS, OTR/L
Occupational Therapist in Saco, ME · enumerated 2025.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1699652669
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Registry record
Entity type Individual (Type 1)
Name Sierra Lee Duggan
Credential MS, OTR/L
Sex Female
Practice address 895 Portland Rd, Saco, ME, 04072
Phone (207) 439-5104
Enumeration date Aug 20, 2025
Last updated in NPPES Aug 20, 2025
Taxonomy & licenses
225X00000X Occupational Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License OT4809 (ME) 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 Sierra Duggan practice?
The practice location on file with NPPES is in Saco, ME. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Sierra Duggan?
The National Provider Identifier (NPI) for Sierra Duggan is 1699652669, 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 2025-08-20.