Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Diane L Lang

Q: What is the NPI number for Diane Lang?

The National Provider Identifier (NPI) for Diane Lang is 1235959222, a Type 1 (individual) record in the CMS NPPES registry.

Behavior Analyst in Las Vegas, NV · enumerated 2024.

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

National Provider Identifier

1235959222

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Registry record

Entity type Individual (Type 1)

Name Diane L Lang

Sex Female

Practice address 1024 W Owens Ave Ste B, Las Vegas, NV, 89106

Phone (702) 636-8729

Enumeration date Oct 14, 2024

Last updated in NPPES Oct 14, 2024

Taxonomy & licenses

103K00000X Behavior Analyst Behavioral Health & Social Service Providers 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Diane Lang?

The National Provider Identifier (NPI) for Diane Lang is 1235959222, a Type 1 (individual) record in the CMS NPPES registry.

Where does Diane Lang practice?

The practice location on file with NPPES is in Las Vegas, NV. 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 2024-10-14.