Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Louis Christopher Benjamin III, MD

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Baton Rouge, LA · enumerated 2007.

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

National Provider Identifier

1801945936

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Registry record

Entity type Individual (Type 1)

Name Dr. Louis Christopher Benjamin III

Credential MD

Sex Male

Practice address 18961 Santa Maria Dr, Baton Rouge, LA, 70809

Phone (225) 246-2110

Enumeration date Jan 9, 2007

Last updated in NPPES Sep 13, 2013

Taxonomy & licenses

208G00000X Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician Allopathic & Osteopathic Physicians · License MD.201636 (LA) Primary

207PE0004X Emergency Medical Services (Emergency Medicine) Physician Allopathic & Osteopathic Physicians · License MD.201636 (LA) Secondary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
1022306	Medicaid	LA	-

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 Louis Benjamin?

The National Provider Identifier (NPI) for Louis Benjamin is 1801945936, a Type 1 (individual) record in the CMS NPPES registry.

Where does Louis Benjamin practice?

The practice location on file with NPPES is in Baton Rouge, LA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-09-13.