NPPES file of Aug 9, 2026

John Thomas Lesniak, LMSW

Clinical Social Worker · Fort Leavenworth, KS

John Thomas Lesniak, LMSW is a clinical social worker with a practice address in Fort Leavenworth, Kansas, and NPI 1407839459, issued on Nov 23, 2005. Check the license (Kansas 1489, as entered in NPPES) with the Kansas board that licenses this profession; 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
1407839459
Name
John Thomas Lesniak
Credential
LMSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
1489 KS
Self-reported in NPPES; status is on the state search
Practice location
550 Pope Avenue, Fort Leavenworth, KS 66027
Phone
(913) 684-6562
Enumerated
Nov 23, 2005
Record last updated
Jul 13, 2026
Fax
(913) 684-6208
Medicare enrollment
Enrolled (PECOS I20180627000315); 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 550 Pope Avenue

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

  1. Sherry Blakney-Johnson, LPNLicensed Practical Nurse1245540228
  2. Willy Cornett, RNRegistered Nurse1629242797
  3. Jeffrey Dietrich, RPHPharmacist1477621894
  4. Carrie Holley, MSWSocial Worker1699758649
  5. Leonore Hutchison, BSN RNRegistered Nurse1235466657
  6. Ann IngalaCounseling Psychologist1366714842

Verify John Thomas Lesniak in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Kansas board licenses this profession
    Search for license 1489
    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
Find the Kansas 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. Key Rehabilitation IncAtchison, KS

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

23 clinical social worker records list a practice address in Fort Leavenworth

They are 23 of the 254 NPPES records with a practice address in Fort Leavenworth, and 2,393 clinical social worker records in Kansas.

Other clinical social worker records in Kansas

  1. Jo AbbateLeavenworth, KS1780754242
  2. Leslie Abbey, L.S.C.S.W.Prairie Village, KS1740374743
  3. Rachel Abdulaziz, LSCSWWichita, KS1699364794
  4. Robin Abercrombie, LSCSWGreat Bend, KS1912130626
  5. Michelle Acevedo, LMSWLeavenworth, KS1174906788
  6. Pearl Acheson, LSCSWAlma, KS1508078148
  7. Cori Adair-Cardinale, LMSWWichita, KS1316341704
  8. Amy Adams, LSCSWBennington, KS1912187105
  9. Charolette Adams, LSCSWLeavenworth, KS1003396003
  10. David Adams, LCSWColumbus, KS1295274462

Common questions

What is John Thomas Lesniak, LMSW's NPI number?

John Thomas Lesniak, LMSW's National Provider Identifier (NPI) is 1407839459, issued on Nov 23, 2005. An NPI identifies a provider in billing; it is not a license.

Where is John Thomas Lesniak, LMSW located?

The NPPES record lists a practice address at 550 Pope Avenue, Fort Leavenworth, KS, 66027. Phone: (913) 684-6562. Providers update this record themselves, so call before visiting.

How can I verify John Thomas Lesniak, LMSW's license?

NPPES lists Kansas license number 1489, as entered by the provider. Search the Kansas 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.