NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Grigor Greg Chukuryan

Behavior Analyst in North Hollywood, CA · enumerated 2017.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1891209904

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Registry record

Entity type Individual (Type 1)
Name Grigor Greg Chukuryan
Sex Male
Practice address 6502 Teesdale Ave, North Hollywood, CA, 91606
Enumeration date Nov 28, 2017
Last updated in NPPES Jun 16, 2018

Taxonomy & licenses

235Z00000X Speech-Language Pathologist Speech, Language and Hearing Service Providers Secondary
103K00000X Behavior Analyst Behavioral Health & Social Service Providers Primary

Other identifiers

Identifier Type State Issuer
8182841157 Other CA PHONE NUMBER
D6974189 Other CA DRIVERS LICENSE

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.

Read the full guide → Validate an NPI →

Frequently asked questions

How do I verify Grigor Chukuryan's NPI record?
Cross-check NPI 1891209904 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.
Is NPI 1891209904 active?
Yes, as of the latest NPPES snapshot, NPI 1891209904 is active (record last updated 2018-06-16).

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-06-16.