IndividualActive
Leslie Diaz, RBT
NPI 1457282378 · Behavior Technician · Downers Grove, IL
Leslie Diaz, RBT is a Behavior Technician provider in Downers Grove, IL (NPI 1457282378).
Provider details
- NPI number
- 1457282378
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Credential
- RBT
- Sex
- Female
- Sole proprietor
- No
- License
- RBT-26-512465 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(52/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
2901 Finley Rd Ste 102
Downers Grove, IL 60515-1774
Phone: (317) 520-4748
Street-level locationGet directions
Mailing address
2151 Old Rocky Ridge Rd Ste 100
Vestavia Hills, AL 35216-7251
Registry dates
- Enumerated
- 2026-05-28
- Last updated
- 2026-05-28
- Certified
- 2026-05-28
Frequently asked questions
- What is Leslie Diaz's NPI number?
- Leslie Diaz's National Provider Identifier (NPI) is 1457282378, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leslie Diaz's specialty?
- Leslie Diaz is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Leslie Diaz located?
- Leslie Diaz's practice location on file with NPPES is 2901 Finley Rd Ste 102, Downers Grove, IL 60515-1774.
- What is Leslie Diaz's phone number?
- The practice phone number listed in the NPPES registry for Leslie Diaz is (317) 520-4748.
- Is Leslie Diaz's NPI active?
- Yes — Leslie Diaz's NPI (1457282378) is active in the NPPES registry as of the last update on 2026-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.