NPPES file of Aug 9, 2026

Kendall Clark

Internal Medicine Physician · Slidell, LA

Kendall Clark is an internal medicine physician with a practice address in Slidell, Louisiana, and NPI 1639756737, issued on Mar 25, 2021. Check the license (Louisiana 341154, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639756737
Name
Kendall Clark
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
341154 LA
Self-reported in NPPES; status is on the state search
Practice location
1001 Gause Blvd, Slidell, LA 70458
Phone
(985) 280-2200
Enumerated
Mar 25, 2021
Record last updated
Jul 8, 2024
Medicare enrollment
Enrolled (PECOS I20240823003743); accepts Medicare assignment
Medical or professional school
William Carey University College Of Osteopathic Medicine, 2021
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1001 Gause Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sean Adcock, CRNACertified Registered Nurse Anesthetist1740900158
  2. Richard Allen, CRNACertified Registered Nurse Anesthetist1609178482
  3. Susan Aycock, CRNACertified Registered Nurse Anesthetist1003819533
  4. Judith Baker, CRNACertified Registered Nurse Anesthetist1073516431
  5. Kenneth Barnes, MDAnatomic Pathology & Clinical Pathology Physician1821080466
  6. Andrea BenefieldCritical Care Neonatal Nurse Practitioner1578122180

Verify Kendall Clark in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
    Search for license 341154
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Louisiana license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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92% fewer Medicare Part D claims than the average internal medicine physician in 2024

240 Medicare Part D claims for 112 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 17 claims were for opioids.

  1. Kendall Clark240
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium25 claims
  2. Hydrocodone-Acetaminophen14 claims
  3. Clopidogrel12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Belle Chasse Physician Services LLCKenner, LA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Kendall Clark among 1,749 internal medicine physician records in Louisiana

Kendall Clark is one of 1,749 internal medicine physician records with a practice address in Louisiana. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 89% of them.

  • NPI issued2021 · 89% of these records are older, 8% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2021 · median 2008 among the 1,216 with a school on file
  • Record last updated2024 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

39 internal medicine physician records list a practice address in Slidell

They are 39 of the 1,838 NPPES records with a practice address in Slidell, and 1,749 internal medicine physician records in Louisiana.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Stephen Baker, MDSlidel, LA 704581013011303
  2. John Barton, MDSlidell, LA 704581841233095
  3. Aleta Declouet, M.D.Slidell, LA 704581033163977
  4. Marie Delvalle-Mahoney, M.D.Slidell, LA 704581972645786
  5. Peter Galvan, M.D.Slidell, LA 704581609876580
  6. James Griffee, M.D.Slidell, LA 704581427006055
  7. Michael Guarisco, M.D.Slidell, LA 704581699830539
  8. Thomas Hall, M.D.Slidell, LA 704581457349896

Common questions

What is Kendall Clark's NPI number?

Kendall Clark's National Provider Identifier (NPI) is 1639756737, issued on Mar 25, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Kendall Clark located?

The NPPES record lists a practice address at 1001 Gause Blvd, Slidell, LA, 70458. Phone: (985) 280-2200. Providers update this record themselves, so call before visiting.

How can I verify Kendall Clark's license?

NPPES lists Louisiana license number 341154, as entered by the provider. Search the Louisiana State Board of Medical Examiners at https://www.lsbme.la.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Kendall Clark prescribe under Medicare Part D?

In 2024, Kendall Clark had 240 Medicare Part D claims for 112 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions 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.