Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Alexandra Isaac

Registered Nurse in Saint Louis, MO · enumerated 2017.

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

National Provider Identifier

1942740816

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Registry record

Entity type Individual (Type 1)

Name Alexandra Isaac

Sex Female

Practice address 4130 Lindell Blvd, Saint Louis, MO, 63108

Phone (314) 226-2789

Enumeration date Feb 27, 2017

Last updated in NPPES Feb 27, 2017

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License 2016001060 (MO) 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 Alexandra Isaac?

The National Provider Identifier (NPI) for Alexandra Isaac is 1942740816, a Type 1 (individual) record in the CMS NPPES registry.

Where does Alexandra Isaac practice?

The practice location on file with NPPES is in Saint Louis, MO. 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 2017-02-27.