NPPES file of Aug 9, 2026

Jason Knorr, M.S., LCPC

Professional Counselor · Lisle, IL

Jason Knorr, M.S., LCPC is a professional counselor with a practice address in Lisle, Illinois, and NPI 1730336579, issued on Aug 23, 2008. Check the license (Illinois 180006231, 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
1730336579
Name
Jason Knorr
Credential
M.S., LCPC
Primary taxonomy
Professional Counselor 101YP2500X
License numbers
180006231 IL
180.006231 IL
Self-reported in NPPES; status is on the state search
Practice location
4513 Lincoln Ave, Lisle, IL 60532
Phone
(630) 670-7130
Enumerated
Aug 23, 2008
Record last updated
Feb 14, 2023
Medicare enrollment
Enrolled (PECOS I20240105000083); 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 professional counselor records → All 9,508 in Illinois → Look up another NPI →

Also registered at 4513 Lincoln Ave

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

  1. Robyn Norman, LCPCProfessional Counselor1326266891
  2. Amy Rieselman, LAC.Acupuncturist1497197412
  3. Paul Rieselman, DC, FNP-BCFamily Nurse Practitioner1679654974
  4. Claire Smolinski, LMTMassage Therapist1780023549
  5. Marc Solodky, LPCMental Health Counselor1063098010

Verify Jason Knorr 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 180006231    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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Bills Medicare through one group practice

  1. Adventist Midwest HealthHinsdale, IL

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

Jason Knorr among 9,508 professional counselor records in Illinois

Jason Knorr, M.S., LCPC is one of 9,508 professional counselor records with a practice address in Illinois. 10% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 16% of them.

  • NPI issued2008 · 16% of these records are older, 81% newer
  • In a Medicare fileYes · 10% of these records are
  • In the CMS Doctors and Clinicians fileYes · 15% of these records are
  • Graduated1998 · median 2012 among the 1,382 with a school on file
  • Record last updated2023 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YP2500X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

28 professional counselor records list a practice address in Lisle

They are 28 of the 610 NPPES records with a practice address in Lisle, and 9,508 professional counselor records in Illinois.

All 9,508 in Illinois → Every provider in Lisle → Professional Counselor nationwide →

The 8 professional counselor records with the nearest ZIP codes

  1. Bonnie Buratto, MS, LCPCLisle, IL 605321710956263
  2. Irene Cho, LCPC, LMFTLisle, IL 605321386725711
  3. Laura Clay, L.C.P.C., A.T.R.Lisle, IL 605321376985028
  4. Amy Glinke, LPCLisle, IL 605321235521733
  5. Jill Groezinger, LCPCLisle, IL 605321710058169
  6. Joy Lockett, LPCLisle, IL 605321679962997
  7. Dana Lowenthal, M.A., NCC, LPCLisle, IL 605321215281175
  8. Philip Martinez, LCPCLisle, IL 605321699734632

Common questions

What is Jason Knorr, M.S., LCPC's NPI number?

Jason Knorr, M.S., LCPC's National Provider Identifier (NPI) is 1730336579, issued on Aug 23, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Jason Knorr, M.S., LCPC located?

The NPPES record lists a practice address at 4513 Lincoln Ave, Lisle, IL, 60532. Phone: (630) 670-7130. Providers update this record themselves, so call before visiting.

How can I verify Jason Knorr, M.S., LCPC's license?

NPPES lists Illinois license number 180006231, 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.