Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Allyson Macclellan-Oser
Counselor in Bremerton, WA · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1083492888
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Registry record
Entity type Individual (Type 1)
Name Allyson Macclellan-Oser
Sex Female
Practice address 5455 Almira Dr Ne, Bremerton, WA, 98311
Phone (360) 373-5031
Enumeration date Sep 21, 2023
Last updated in NPPES Sep 21, 2023
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
What is the NPI number for Allyson Macclellan-Oser?
The National Provider Identifier (NPI) for Allyson Macclellan-Oser is 1083492888, a Type 1 (individual) record in the CMS NPPES registry.
Where does Allyson Macclellan-Oser practice?
The practice location on file with NPPES is in Bremerton, WA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-09-21.