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KATHERINE MALLET MSN, FNP-C
NPI 1700683323
Nurse Practitioner - Family in Lake Charles, LA

Active since March 01, 2025PECOS EnrolledAccepts Medicare Assignment
1355 SAM HOUSTON JONES PKWY, LAKE CHARLES, LA 70611(337) 513-0299 Get Directions Write a Review

NPPES record last updated: November 4, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Nov 4, 2025, May 9, 2025, Mar 1, 2025 (3 updates tracked since 2025).

About Katherine Mallet Msn, Fnp-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KATHERINE MALLET MSN, FNP-C (NPI 1700683323) is an individual family provider in Lake Charles, Louisiana, licensed in Louisiana (239928) and active in the NPI registry since March 2025. She is enrolled in Medicare PECOS, is affiliated with Christus Ochsner St Patrick Hospital, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1700683323
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameKATHERINE MALLETCredential: MSN, FNP-C
Location Address1355 SAM HOUSTON JONES PKWYLake Charles, LA 70611-5470
Mailing Address1355 Sam Houston Jones PkwyLake Charles, LA 70611-5470
Phone(337) 513-0299
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateMarch 1, 2025
Last NPPES UpdateNovember 4, 20253 updates tracked since enumeration
NPPES CertifiedNovember 4, 2025
✔ NPI 1700683323 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in LA · 239928
1355 SAM HOUSTON JONES PKWY, Lake Charles, LA 70611
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Katherine Mallet Msn, Fnp-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1153589023
PECOS Enrollment IDI20260210003565
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Christus Ochsner St Patrick Hospital

Acute Care Hospitals · Lake Charles, LA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number190027
Location524 Dr Michael Debakey DriveLake Charles, LA 70601 · Calcasieu County
Emergency services

Christus Ochsner Lake Area Hospital

Acute Care Hospitals · Lake Charles, LA
OwnershipVoluntary non-profit - Private
CMS Certification Number190201
Location4200 Nelson RoadLake Charles, LA 70605 · Calcasieu County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 70611 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$83.60 typical visit price
range $53.43 – $164.73
Typical copayment $20.90 (range $13.35 – $41.18)
Most-billed visit code 99203
Established Patient
$95.09 typical visit price
range $16.64 – $133.62
Typical copayment $23.77 (range $4.16 – $33.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

OCHSNER CLINIC LLC
Internal Medicine
1355 SAM HOUSTON JONES PKWY, STE 355
LAKE CHARLES, LA 70611
Calcasieu Parish (337) 513-0299
MRS. LORI LEBLANC GRUNDY PA
Physician Assistant
1355 SAM HOUSTON JONES PKWY
LAKE CHARLES, LA 70611
Calcasieu Parish (337) 513-0299

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Katherine Mallet's NPI number?

The NPI number for Katherine Mallet is 1700683323. It was assigned to this individual provider in the NPPES registry on March 1, 2025.

Where is Katherine Mallet located?

Katherine Mallet practices at 1355 Sam Houston Jones Pkwy, Lake Charles, LA 70611. The listed phone number is (337) 513-0299.

What is Katherine Mallet's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Katherine Mallet enrolled in Medicare?

Yes. Katherine Mallet is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Katherine Mallet affiliated with any hospitals?

According to CMS data, Katherine Mallet is affiliated with Christus Ochsner St Patrick Hospital and Christus Ochsner Lake Area Hospital.

When was this NPI record last updated?

The NPPES record for Katherine Mallet was last updated on November 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.