Leslie Mannion, MS, CCC/SLP-L
NPI 1003325663 · Speech-Language Pathologist · Evergreen Park, IL
Leslie Mannion, MS, CCC/SLP-L is a Speech-Language Pathologist provider in Evergreen Park, IL (NPI 1003325663).
Provider details
- NPI number
- 1003325663
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- MS, CCC/SLP-L
- Sex
- Female
- Sole proprietor
- No
- License
- 146-004963 (IL)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-09-27
- Last updated
- 2017-09-27
Frequently asked questions
- What is Leslie Mannion's NPI number?
- Leslie Mannion's National Provider Identifier (NPI) is 1003325663, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leslie Mannion's specialty?
- Leslie Mannion is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Leslie Mannion located?
- Leslie Mannion's practice location on file with NPPES is 3630 W 92nd St, Evergreen Park, IL 60805-1401.
- What is Leslie Mannion's phone number?
- The practice phone number listed in the NPPES registry for Leslie Mannion is (708) 425-9473.
- Is Leslie Mannion's NPI active?
- Yes — Leslie Mannion's NPI (1003325663) is active in the NPPES registry as of the last update on 2017-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.