NPPES file of Aug 9, 2026

Shannon L. Larkin, M.S.W., LCSW, CADC

Clinical Social Worker · Winfield, IL

Shannon L. Larkin, M.S.W., LCSW, CADC is a clinical social worker with a practice address in Winfield, Illinois, and NPI 1699096404, issued on Jun 15, 2010. Check the license with the Illinois 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
1699096404
Name
Shannon L. Larkin
Credential
M.S.W., LCSW, CADC
Primary taxonomy
Clinical Social Worker 1041C0700X
Practice location
28W671 Garys Mill RD, Winfield, IL 60190
Phone
(630) 293-9860
Enumerated
Jun 15, 2010
Record last updated
Feb 10, 2022
Fax
(630) 293-9861
Medicare enrollment
Enrolled (PECOS I20241224000949); 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 28W671 Garys Mill RD

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

  1. Ana AnayaProfessional Counselor1750798831
  2. Melissa Bricka, LCSWClinical Social Worker1710342530
  3. Melissa Buchholz, LCPCProfessional Counselor1356920417
  4. Stacy Clark, PSYDStudent in an Organized Health Care Education/Training Program1821669409
  5. Jamie Cooper, PSYDClinical Psychologist1164077509
  6. Mandi Copley, PSYDClinical Psychologist1942550777

Verify Shannon L. Larkin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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 Illinois 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. Pathways Psychology Services PCWinfield, IL

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

Shannon L. Larkin among 13,637 clinical social worker records in Illinois

Shannon L. Larkin, M.S.W., LCSW, CADC is one of 13,637 clinical social worker records with a practice address in Illinois. 14% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 26% of them.

  • NPI issued2010 · 26% of these records are older, 71% newer
  • In a Medicare fileYes · 14% of these records are
  • In the CMS Doctors and Clinicians fileYes · 21% of these records are
  • Graduated2007 · median 2010 among the 2,895 with a school on file
  • Record last updated2022 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

21 clinical social worker records list a practice address in Winfield

They are 21 of the 778 NPPES records with a practice address in Winfield, and 13,637 clinical social worker records in Illinois.

The 8 clinical social worker records with the nearest ZIP codes

  1. Bettine Brusca, L.C.S.W.Winfield, IL 601901861584625
  2. Anne CallananWinfield, IL 601901043469604
  3. Susan Clark, LCSW, MSW, ACSWWinfield, IL 601901285911149
  4. Debra Crystal, MSW, LCSWWinfield, IL 601901255414801
  5. Josephine De Lira, LCSWWinfield, IL 601901689700437
  6. Julia Friesen, L.C.S.W.Winfield, IL 601901619163821
  7. Susan Garrison, M.S.W., L.C.S.W.Winfield, IL 601901447432752
  8. Joyce Geiter, L.C.S.W.Winfield, IL 601901710155957

Common questions

What is Shannon L. Larkin, M.S.W., LCSW, CADC's NPI number?

Shannon L. Larkin, M.S.W., LCSW, CADC's National Provider Identifier (NPI) is 1699096404, issued on Jun 15, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Shannon L. Larkin, M.S.W., LCSW, CADC located?

The NPPES record lists a practice address at 28W671 Garys Mill RD, Winfield, IL, 60190. Phone: (630) 293-9860. Providers update this record themselves, so call before visiting.

How can I verify Shannon L. Larkin, M.S.W., LCSW, CADC's license?

Search the Illinois 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.