Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Isaac C Singleton, O. D.

Optometrist in Las Vegas, NV · enumerated 2006.

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

National Provider Identifier

1164591996

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Registry record

Entity type Individual (Type 1)

Name Isaac C Singleton

Credential O. D.

Sex Male

Practice address 2575 Lindell Rd, Las Vegas, NV, 89146

Phone (702) 362-3937

Fax (702) 362-7935

Enumeration date Nov 7, 2006

Last updated in NPPES Feb 25, 2013

Taxonomy & licenses

152W00000X Optometrist Eye and Vision Services Providers · License 311 (NV) Primary

OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses. About the OD credential

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 Isaac Singleton?

The National Provider Identifier (NPI) for Isaac Singleton is 1164591996, a Type 1 (individual) record in the CMS NPPES registry.

Where does Isaac Singleton practice?

The practice location on file with NPPES is in Las Vegas, NV. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-02-25.