NPPES file of Aug 9, 2026

Mary Colleen Whorlow

Clinical Social Worker · Naperville, IL

Mary Colleen Whorlow is a clinical social worker with a practice address in Naperville, Illinois, and NPI 1134320393, issued on May 29, 2007. Check the license (Illinois 149.013742, as entered in NPPES) 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
1134320393
Name
Mary Colleen Whorlow
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
149.013742 IL
Self-reported in NPPES; status is on the state search
Practice location
525 S Washington St, Naperville, IL 60540
Phone
(630) 632-2347
Enumerated
May 29, 2007
Record last updated
Sep 8, 2009 (not updated in 17 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20240912002663); 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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8 nearest clinical social worker records → All 13,637 in Illinois → Look up another NPI →

Also registered at 525 S Washington St

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

  1. Meagan Alexander, LCPCMental Health Counselor1225754393
  2. Heather Aviles, MA ATR LPCProfessional Counselor1942829833
  3. Lindsay Calvario, M.S., R.D.Registered Dietitian1861844219
  4. Lisa Carroll, MS, RD, LDNRegistered Dietitian1417456955
  5. Kendra Defrank, MA, LCPCProfessional Counselor1073021473
  6. Lisa Hardekopf, LPCProfessional Counselor1922671528

Verify Mary Colleen Whorlow in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 149.013742    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 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. Silver Rising Therapy LLCBurr Ridge, IL

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

Mary Colleen Whorlow among 13,637 clinical social worker records in Illinois

Mary Colleen Whorlow 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 2007, is newer than 10% of them.

  • NPI issued2007 · 10% of these records are older, 80% newer
  • In a Medicare fileYes · 14% of these records are
  • In the CMS Doctors and Clinicians fileYes · 21% of these records are
  • Graduated2006 · median 2010 among the 2,895 with a school on file
  • Record last updated2009 · 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).

307 clinical social worker records list a practice address in Naperville

They are 307 of the 4,634 NPPES records with a practice address in Naperville, and 13,637 clinical social worker records in Illinois.

All 13,637 in Illinois → Every provider in Naperville → Clinical Social Worker nationwide →

The 8 clinical social worker records with the nearest ZIP codes

  1. Elizabeth Devaney, LCSWNaperville, IL 605401588643399
  2. April Fenton, MSW ACSW LCSWNaperville, IL 605401093808958
  3. Middy Fierro, MSW LICSWNaperville, IL 605401487637641
  4. Monica Guilhot-Chartrand, LCSWNaperville, IL 605401184716896
  5. Lynn Kallmann, LCSWNaperville, IL 605401366555476
  6. Debra Koopmann, LCSWNaperville, IL 605401760491831
  7. Katherine Kubal, LCSWNaperville, IL 605401912083809
  8. Kurt Lohnes, LCSWNaperville, IL 605401508963182

Common questions

What is Mary Colleen Whorlow's NPI number?

Mary Colleen Whorlow's National Provider Identifier (NPI) is 1134320393, issued on May 29, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mary Colleen Whorlow located?

The NPPES record lists a practice address at 525 S Washington St, Naperville, IL, 60540. Phone: (630) 632-2347. Providers update this record themselves, so call before visiting.

How can I verify Mary Colleen Whorlow's license?

NPPES lists Illinois license number 149.013742, as entered by the provider. 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.

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.