Katherine Mallet, MSN, FNP-C
Family Nurse Practitioner · Lake Charles, LA
Katherine Mallet, MSN, FNP-C is a family nurse practitioner with a practice address in Lake Charles, Louisiana, and NPI 1700683323, issued on Mar 1, 2025. Check the license (Louisiana 239928, as entered in NPPES) with the Louisiana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Mallet
- Credential
- MSN, FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 239928 LA
Self-reported in NPPES; status is on the state search - Practice location
- 1355 Sam Houston Jones Pkwy, Lake Charles, LA 70611
- Phone
- (337) 513-0299
- Enumerated
- Mar 1, 2025
- Record last updated
- Nov 4, 2025
- Medicare enrollment
- Enrolled (PECOS I20260210003565); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,503 in Louisiana → Look up another NPI →
Also registered at 1355 Sam Houston Jones Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lori Grundy, PAPhysician Assistant1528339918
Verify Katherine Mallet in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Louisiana board licenses this profession
Search for license 239928Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Ochsner Clinic LLCRaceland, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Mallet among 4,503 family nurse practitioner records in Louisiana
Katherine Mallet, MSN, FNP-C is one of 4,503 family nurse practitioner records with a practice address in Louisiana. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 91% of them.
- NPI issued2025 · 91% of these records are older, 3% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2024 · median 2018 among the 2,959 with a school on file
- Record last updated2025 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
198 family nurse practitioner records list a practice address in Lake Charles
They are 198 of the 2,791 NPPES records with a practice address in Lake Charles, and 4,503 family nurse practitioner records in Louisiana.
All 4,503 in Louisiana → Every provider in Lake Charles → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Lakin Blue, NPMoss Bluff, LA 706111619787975
- Melissa Comeaux, APRN, FNP-CLake Charles, LA 706111598010951
- Krystle Diaz, APRN, FNPLake Charles, LA 706111689915415
- Jennifer Dufresne, FNP-CLake Charles, LA 706111659177095
- Kenneth Ebersole, APRN,FNPLake Charles, LA 706111699746487
- Holly Fontenot Umfrid, APRNLake Charles, LA 706111447398631
- Shelly Guillory, APRN C-FNPLake Charles, LA 706111104865336
- Codie Lee Guidry, N.P.Lake Charles, LA 706111336506922
Common questions
What is Katherine Mallet, MSN, FNP-C's NPI number?
Katherine Mallet, MSN, FNP-C's National Provider Identifier (NPI) is 1700683323, issued on Mar 1, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Mallet, MSN, FNP-C located?
The NPPES record lists a practice address at 1355 Sam Houston Jones Pkwy, Lake Charles, LA, 70611. Phone: (337) 513-0299. Providers update this record themselves, so call before visiting.
How can I verify Katherine Mallet, MSN, FNP-C's license?
NPPES lists Louisiana license number 239928, as entered by the provider. Search the Louisiana board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.