Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Alexander D Baker, DNP-CRNA

Certified Registered Nurse Anesthetist in New Orleans, LA · enumerated 2020.

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

National Provider Identifier

1558901702

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Registry record

Entity type Individual (Type 1)

Name Alexander D Baker

Credential DNP-CRNA

Sex Male

Practice address New Orleans, LA, 70121

Phone (504) 842-4000

Enumeration date Jan 15, 2020

Last updated in NPPES Dec 29, 2022

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

367500000X Certified Registered Nurse Anesthetist Physician Assistants & Advanced Practice Nursing Providers · License 782960 (NY) Secondary

367500000X Certified Registered Nurse Anesthetist Physician Assistants & Advanced Practice Nursing Providers · License 227578 (LA) 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 Alexander Baker?

The National Provider Identifier (NPI) for Alexander Baker is 1558901702, a Type 1 (individual) record in the CMS NPPES registry.

Where does Alexander Baker practice?

The practice location on file with NPPES is in New Orleans, LA. 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 2022-12-29.