IndividualActive
Leslie Williams
NPI 1760885032 · Mental Health Counselor · Alton, IL
Leslie Williams is a Mental Health Counselor provider in Alton, IL (NPI 1760885032).
Provider details
- NPI number
- 1760885032
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(68/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
83% 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
2123 Holland St
Alton, IL 62002-3339
Phone: (618) 465-5903
Fax: (618) 462-2504
Street-level locationGet directions
Mailing address
2615 Edwards St
Alton, IL 62002-3915
Registry dates
- Enumerated
- 2014-10-01
- Last updated
- 2014-10-02
Frequently asked questions
- What is Leslie Williams's NPI number?
- Leslie Williams's National Provider Identifier (NPI) is 1760885032, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leslie Williams's specialty?
- Leslie Williams is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Leslie Williams located?
- Leslie Williams's practice location on file with NPPES is 2123 Holland St, Alton, IL 62002-3339.
- What is Leslie Williams's phone number?
- The practice phone number listed in the NPPES registry for Leslie Williams is (618) 465-5903.
- Is Leslie Williams's NPI active?
- Yes — Leslie Williams's NPI (1760885032) is active in the NPPES registry as of the last update on 2014-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.