IndividualActive
Nancy Leon, LCSW
NPI 1558062422 · Clinical Social Worker · Bolingbrook, IL
Nancy Leon, LCSW is a Clinical Social Worker provider in Bolingbrook, IL (NPI 1558062422).
Provider details
- NPI number
- 1558062422
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 149.031738 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(59/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
196 Beaconridge Dr
Bolingbrook, IL 60440-2954
Phone: (847) 921-6346
Street-level locationGet directions
Mailing address
1952 Mcdowell Rd
Naperville, IL 60563
Registry dates
- Enumerated
- 2023-03-16
- Last updated
- 2026-04-27
- Certified
- 2026-04-27
Frequently asked questions
- What is Nancy Leon's NPI number?
- Nancy Leon's National Provider Identifier (NPI) is 1558062422, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Leon's specialty?
- Nancy Leon is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Nancy Leon located?
- Nancy Leon's practice location on file with NPPES is 196 Beaconridge Dr, Bolingbrook, IL 60440-2954.
- What is Nancy Leon's phone number?
- The practice phone number listed in the NPPES registry for Nancy Leon is (847) 921-6346.
- Is Nancy Leon's NPI active?
- Yes — Nancy Leon's NPI (1558062422) is active in the NPPES registry as of the last update on 2026-04-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.