NPPES file of Aug 9, 2026

Leslie Thompson Ziegler, M.D.

Internal Medicine Physician · Fort Smith, AR

Leslie Thompson Ziegler, M.D. is an internal medicine physician with a practice address in Fort Smith, Arkansas, and NPI 1306081799, issued on Dec 12, 2008. Check the license (Arkansas C8482, as entered in NPPES) on the Arkansas State Medical Board; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1306081799
Name
Leslie Thompson Ziegler
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
C8482 AR
Self-reported in NPPES; status is on the state search
Practice location
6801 Rogers Ave FL 5, Fort Smith, AR 72903
Phone
(479) 274-4100
Enumerated
Dec 12, 2008
Record last updated
Sep 11, 2024
Fax
(479) 274-4199
Medicare enrollment
Enrolled (PECOS I20160218001227); accepts Medicare assignment
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 6801 Rogers Ave FL 5

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

  1. Shay Barfield, APRNFamily Nurse Practitioner1942785100
  2. Jenna Clark, MS, RD, LD, CPTRegistered Dietitian1497387716
  3. Brooke HouserOptometrist1780188193
  4. Joanne Johnson, APRNNurse Practitioner1063119113
  5. Chetan Soni, MDOphthalmology Physician1598876526
  6. Mark Stillwell, M.D.Infectious Disease Physician1568459451

Verify Leslie Thompson Ziegler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArkansas State Medical Board
    Search for license C8482    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 Arkansas 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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Bills Medicare through one group practice

  1. Mercy Clinic Fort Smith CommunitiesFort Smith, AR

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

68 internal medicine physician records list a practice address in Fort Smith

They are 68 of the 2,951 NPPES records with a practice address in Fort Smith, and 768 internal medicine physician records in Arkansas.

All 68 in Fort Smith → All 768 in Arkansas → Every provider in Fort Smith →

Other internal medicine physician records in Arkansas

  1. Sherry AbaderLittle Rock, AR1215515002
  2. Joseph Abdalla, DORogers, AR1114619954
  3. Ahmed Abdelal, M.D.Little Rock, AR1548265572
  4. Lee Abel, M.D.Little Rock, AR1558399980
  5. Abiodun Abioye, M.DFort Smith, AR1508500414
  6. Ahmed Abuabdou, M.D.Little Rock, AR1245547702
  7. Audie Aderholt, M.D.Little Rock, AR1366861601
  8. Michael Adkins, MDMountain Home, AR1912172271
  9. Stephen Aguilar, MDLittle Rock, AR1528758414
  10. Ragda Ahmed, MDBatesville, AR1609571405

Common questions

What is Leslie Thompson Ziegler, M.D.'s NPI number?

Leslie Thompson Ziegler, M.D.'s National Provider Identifier (NPI) is 1306081799, issued on Dec 12, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Leslie Thompson Ziegler, M.D. located?

The NPPES record lists a practice address at 6801 Rogers Ave FL 5, Fort Smith, AR, 72903. Phone: (479) 274-4100. Providers update this record themselves, so call before visiting.

How can I verify Leslie Thompson Ziegler, M.D.'s license?

NPPES lists Arkansas license number C8482, as entered by the provider. Search the Arkansas State Medical Board at https://armedicalboard.adh.arkansas.gov/public/verify/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.