Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum Organization subpart
Northern Optical
Eyewear Supplier in Portland, OR · enumerated 2026 · authorized official Anh Linh Hoang, Medical Director.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1659237642
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Registry record
Taxonomy & classification
Authorized official
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 Northern Optical?
Who is the authorized official for Northern Optical?
Providers at this address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-01-05.