Janet Williams, LCPC
NPI 1518266766 · Professional Counselor · Glen Ellyn, IL
Janet Williams, LCPC is a Professional Counselor provider in Glen Ellyn, IL (NPI 1518266766).
Provider details
- NPI number
- 1518266766
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- LCPC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 180006826 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
- 2011-03-26
- Last updated
- 2026-04-22
- Certified
- 2026-04-22
Frequently asked questions
- What is Janet Williams's NPI number?
- Janet Williams's National Provider Identifier (NPI) is 1518266766, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Janet Williams's specialty?
- Janet Williams is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Janet Williams located?
- Janet Williams's practice location on file with NPPES is 500 Roosevelt Rd Ste 205, Glen Ellyn, IL 60137-2600.
- What is Janet Williams's phone number?
- The practice phone number listed in the NPPES registry for Janet Williams is (630) 640-8100.
- Is Janet Williams's NPI active?
- Yes — Janet Williams's NPI (1518266766) is active in the NPPES registry as of the last update on 2026-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.