Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Keith Francis De Sonier, MD

Individual provider Otolaryngology Physician · NPI 1740261353

Keith Francis De Sonier, MD is an Otolaryngology Physician in Lake Charles, Louisiana. Practices as a sole proprietor. Licensed in Louisiana.

Licensed in
LA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

555 Dr Michael Debakey Dr #103
Lake Charles, LA 70601-5700
Phone: (337) 439-0555
Fax: (337) 436-6223
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Otolaryngology Physician (primary) Taxonomy 207Y00000X · Licence L013217 (LA)

Record details

NPI number1740261353
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 10, 2005
Last updated in NPPESOctober 15, 2013

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