Leslie Mannion, MS, CCC/SLP-L
Speech-Language Pathologist · Evergreen Park, IL
Leslie Mannion, MS, CCC/SLP-L is a speech-language pathologist with a practice address in Evergreen Park, Illinois, and NPI 1003325663, issued on Sep 27, 2017. Check the license (Illinois 146-004963, 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.
- Name
- Leslie Mannion
- Credential
- MS, CCC/SLP-L
- Primary taxonomy
- Speech-Language Pathologist 235Z00000X
- License number
- 146-004963 IL
Self-reported in NPPES; status is on the state search - Practice location
- 3630 W 92ND St, Evergreen Park, IL 60805
- Phone
- (708) 425-9473
- Enumerated
- Sep 27, 2017
- Record last updated
- Sep 27, 2017 (not updated in 9 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest speech-language pathologist records → All 10,224 in Illinois → Look up another NPI →
Also registered at 3630 W 92ND St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Siobhan Cotter, O.T.Occupational Therapist1003323270
- Dora PrahSpeech-Language Pathologist1346073558
Verify Leslie Mannion in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 146-004963Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Leslie Mannion among 10,224 speech-language pathologist records in Illinois
Leslie Mannion, MS, CCC/SLP-L is one of 10,224 speech-language pathologist records with a practice address in Illinois. 3% 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 2017, is newer than 47% of them.
- NPI issued2017 · 47% of these records are older, 40% newer
- In a Medicare fileNo · 3% of these records are
- In the CMS Doctors and Clinicians fileNo · 4% of these records are
- Record last updated2017 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 235Z00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
21 speech-language pathologist records list a practice address in Evergreen Park
They are 21 of the 603 NPPES records with a practice address in Evergreen Park, and 10,224 speech-language pathologist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 10,224 in Illinois → Every provider in Evergreen Park → Speech-Language Pathologist nationwide →
The 8 speech-language pathologist records with the nearest ZIP codes
- Kristin Bilas, SLPEvergreen Park, IL 608051073894796
- Stephanie Cunnane, SLPEvergreen Park, IL 608051104433390
- Anthony Demma, MHS CCC-SLP/LEvergreen Park, IL 608051609385699
- Valerie Doherty, M.A.Evergreen Park, IL 608051306004593
- Madeline Graal, M.A., CCC-SLPEvergreen Park, IL 608051770948242
- Jennifer Hogan, M.A., CCC-SLPEvergreen Park, IL 608051144369885
- Laura JonesEvergreen Park, IL 608051396182424
- Amy Lewandowski, SLPEvergreen Park, IL 608051902132327
Common questions
What is Leslie Mannion, MS, CCC/SLP-L's NPI number?
Leslie Mannion, MS, CCC/SLP-L's National Provider Identifier (NPI) is 1003325663, issued on Sep 27, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Leslie Mannion, MS, CCC/SLP-L located?
The NPPES record lists a practice address at 3630 W 92ND St, Evergreen Park, IL, 60805. Phone: (708) 425-9473. Providers update this record themselves, so call before visiting.
How can I verify Leslie Mannion, MS, CCC/SLP-L's license?
NPPES lists Illinois license number 146-004963, 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.
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.