Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Vivian Eng
Behavior Technician in Ferndale, WA · enumerated 2025.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1639030984
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Registry record
Entity type Individual (Type 1)
Name Vivian Eng
Sex X
Practice address 5711 Vista Dr Ste 100, Ferndale, WA, 98248
Phone (360) 746-4092
Enumeration date Nov 18, 2025
Last updated in NPPES Nov 18, 2025
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 Vivian Eng?
The National Provider Identifier (NPI) for Vivian Eng is 1639030984, a Type 1 (individual) record in the CMS NPPES registry.
Where does Vivian Eng practice?
The practice location on file with NPPES is in Ferndale, WA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-11-18.