NPPES file of Aug 9, 2026

William R. Kavanagh, LCSW, CADC

Addiction (Substance Use Disorder) Counselor · Oak Park, IL

William R. Kavanagh, LCSW, CADC is an addiction (substance use disorder) counselor with a practice address in Oak Park, Illinois, and NPI 1194879171, issued on Jan 23, 2007. Check the license (Illinois 14446, as entered in NPPES) 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
1194879171
Name
William R. Kavanagh
Credential
LCSW, CADC
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
14446 IL
Self-reported in NPPES; status is on the state search
Practice location
120 S Marion St, Oak Park, IL 60302
Phone
(708) 383-7500
Enumerated
Jan 23, 2007
Record last updated
Sep 11, 2025
Fax
(708) 383-7780
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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8 nearest addiction (substance use disorder) counselor records → All 1,195 in Illinois → Look up another NPI →

Also registered at 120 S Marion St

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

  1. Jason Adams, LPCCounselor1538973102
  2. Beverly Allen, MA, LCPCProfessional Counselor1912045014
  3. Sarah Allen, MAMental Health Counselor1962019950
  4. Alice Amell, LPCProfessional Counselor1184597197
  5. Laura Arbetman, MSWSocial Worker1144101593
  6. Tracy BaumProfessional Counselor1225271232

Verify William R. Kavanagh 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 14446    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

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William R. Kavanagh among 1,195 addiction (substance use disorder) counselor records in Illinois

William R. Kavanagh, LCSW, CADC is one of 1,195 addiction (substance use disorder) counselor records with a practice address in Illinois. 1% 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 5% of them.

  • NPI issued2007 · 5% of these records are older, 87% newer
  • In a Medicare fileNo · 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · 3% of these records are
  • Record last updated2025 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YA0400X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Addiction (Substance Use Disorder) Counselor providers in Illinois

There are 1,195 addiction (substance use disorder) counselor records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,195 in Illinois → Every provider in Oak Park → Addiction (Substance Use Disorder) Counselor nationwide →

The 8 addiction (substance use disorder) counselor records with the nearest ZIP codes

  1. James Chmielewski, LCPCOak Park, IL 603021578533592
  2. Tiffany McFarlandOak Park, IL 603021992241087
  3. Vincent Murphy, L.C.S.W, C.A.D.C.Oak Park, IL 603011467598409
  4. Carly Novoselsky, LCPC, CADCOak Park, IL 603011942895743
  5. Roxanne Northam, CADCEvanston, IL 602021447750062
  6. Lernard Person, CRADCBerwyn, IL 604021609268622
  7. Debra Reed, CADCEvanston, IL 602021225538846
  8. Lamenzo Robinson, CADCEvanston, IL 602021215464250

Common questions

What is William R. Kavanagh, LCSW, CADC's NPI number?

William R. Kavanagh, LCSW, CADC's National Provider Identifier (NPI) is 1194879171, issued on Jan 23, 2007. An NPI identifies a provider in billing; it is not a license.

Where is William R. Kavanagh, LCSW, CADC located?

The NPPES record lists a practice address at 120 S Marion St, Oak Park, IL, 60302. Phone: (708) 383-7500. Providers update this record themselves, so call before visiting.

How can I verify William R. Kavanagh, LCSW, CADC's license?

NPPES lists Illinois license number 14446, 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. 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.