NPPES file of Aug 9, 2026

Lorraine H. Leiser, LCPC

Addiction (Substance Use Disorder) Counselor · Joliet, IL

Lorraine H. Leiser, LCPC is an addiction (substance use disorder) counselor with a practice address in Joliet, Illinois, and NPI 1902827090, issued on Jul 22, 2006. Check the license (Illinois 21025, 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
1902827090
Name
Lorraine H. Leiser
Credential
LCPC
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
21025 IL
Self-reported in NPPES; status is on the state search
Practice location
210 N Hammes Ave, Joliet, IL 60435
Phone
(815) 725-6511
Enumerated
Jul 22, 2006
Record last updated
Sep 11, 2025
Medicare enrollment
Enrolled (PECOS I20240229003921); 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 addiction (substance use disorder) counselor records → All 1,195 in Illinois → Look up another NPI →

Also registered at 210 N Hammes Ave

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

  1. Suresh Bhalla, MDGastroenterology Physician1811995426
  2. John Carney, LCSWSocial Worker1821012972
  3. Allison Castello, LPCProfessional Counselor1174955710
  4. Mark Fletcher, MA, LPCMental Health Counselor1316269475
  5. Amanda Harwood, DPMFoot & Ankle Surgery Podiatrist1558775031
  6. Allison HubbardProfessional Counselor1356789754

Verify Lorraine H. Leiser 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 21025    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. Summit Center For Mental Health IncJoliet, IL

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

Lorraine H. Leiser among 1,195 addiction (substance use disorder) counselor records in Illinois

Lorraine H. Leiser, LCPC 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. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 95% newer
  • In a Medicare fileYes · 1% of these records are
  • In the CMS Doctors and Clinicians fileYes · 3% of these records are
  • Graduated1999 · median 2011 among the 32 with a school on file
  • 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.

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

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

  1. Lauren Becker, CADCJoliet, IL 604351265223689
  2. Karon BuisJoliet, IL 604351447891429
  3. Dawn LadislasJoliet, IL 604351639042658
  4. Rosa LopezJoliet, IL 604351538700505
  5. Yesenia OrtizJoliet, IL 604351316876618
  6. Diane ParonJoliet, IL 604351477194579
  7. Brad Travis, MS.CADCJoliet, IL 604351114202074
  8. Stanley Valentine, CADCJoliet, IL 604351942841952

Common questions

What is Lorraine H. Leiser, LCPC's NPI number?

Lorraine H. Leiser, LCPC's National Provider Identifier (NPI) is 1902827090, issued on Jul 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lorraine H. Leiser, LCPC located?

The NPPES record lists a practice address at 210 N Hammes Ave, Joliet, IL, 60435. Phone: (815) 725-6511. Providers update this record themselves, so call before visiting.

How can I verify Lorraine H. Leiser, LCPC's license?

NPPES lists Illinois license number 21025, 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.