NPPES file of Aug 9, 2026

Deborah S. Marqui, L.C.S.W.

Clinical Social Worker · St Charles, IL

Deborah S. Marqui, L.C.S.W. is a clinical social worker with a practice address in St Charles, Illinois, and NPI 1558557140, issued on Sep 18, 2007. Check the license with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1558557140
Name
Deborah S. Marqui
Credential
L.C.S.W.
Primary taxonomy
Clinical Social Worker 1041C0700X
Practice location
37W249 Dean St, St Charles, IL 60175
Phone
(630) 377-1401
Enumerated
Sep 18, 2007
Record last updated
Sep 18, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(630) 377-2034
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 37W249 Dean St

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

  1. Melinda Marqui, DC, RN, CDCESDiabetes Educator Registered Nurse1518517184

Verify Deborah S. Marqui 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

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Deborah S. Marqui among 13,637 clinical social worker records in Illinois

Deborah S. Marqui, L.C.S.W. 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 not. Its NPI, issued in 2007, is newer than 10% of them.

  • NPI issued2007 · 10% of these records are older, 80% newer
  • In a Medicare fileNo · 14% of these records are
  • In the CMS Doctors and Clinicians fileNo · 21% of these records are
  • Record last updated2007 · 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).

93 clinical social worker records list a practice address in St Charles

They are 93 of the 1,113 NPPES records with a practice address in St Charles, and 13,637 clinical social worker records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 clinical social worker records with the nearest ZIP codes

  1. Susan Broderick, LCSWSt Charles, IL 601751073002556
  2. Sheryl Frye, LCSWSt Charles, IL 601751912458431
  3. Fay Jackson, LCSW, CADCSt Charles, IL 601751871825984
  4. Jennifer Leibforth, LCSWSaint Charles, IL 601751467926964
  5. Maureen Logsdon, LCSWSaint Charles, IL 601751851699748
  6. Melissa Lose, L.C.S.W., C.A.D.C.St Charles, IL 601751669813937
  7. Tamela McKenzie, M.DIV. LCSWSaint Charles, IL 601751760511935
  8. Fred McKenzie, PH.D. LCSWSaint Charles, IL 601751316076599

Common questions

What is Deborah S. Marqui, L.C.S.W.'s NPI number?

Deborah S. Marqui, L.C.S.W.'s National Provider Identifier (NPI) is 1558557140, issued on Sep 18, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Deborah S. Marqui, L.C.S.W. located?

The NPPES record lists a practice address at 37W249 Dean St, St Charles, IL, 60175. Phone: (630) 377-1401. Providers update this record themselves, so call before visiting.

How can I verify Deborah S. Marqui, L.C.S.W.'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. 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.