Keith De Sonier, MD
NPI 1740261353 · Otolaryngology Physician · Lake Charles, LA
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Keith De Sonier, MD is a Otolaryngology Physician provider in Lake Charles, LA (NPI 1740261353).
Provider details
- NPI number
- 1740261353
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- L013217 (LA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-10
- Last updated
- 2013-10-15
Frequently asked questions
- What is Keith De Sonier's NPI number?
- Keith De Sonier's National Provider Identifier (NPI) is 1740261353, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Keith De Sonier's specialty?
- Keith De Sonier is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Keith De Sonier located?
- Keith De Sonier's practice location on file with NPPES is 555 Dr Michael Debakey Dr, Lake Charles, LA 70601-5700.
- What is Keith De Sonier's phone number?
- The practice phone number listed in the NPPES registry for Keith De Sonier is (337) 439-0555.
- Does Keith De Sonier accept Medicare?
- Keith De Sonier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Keith De Sonier's NPI active?
- Yes — Keith De Sonier's NPI (1740261353) is active in the NPPES registry as of the last update on 2013-10-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.