Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Diana Guerrero, M.A., BCBA
Behavior Analyst in Plainfield, IL · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1154108009
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Registry record
Entity type Individual (Type 1)
Name Diana Guerrero
Credential M.A., BCBA
Sex Female
Practice address 11914 Illinois Rte 59, Plainfield, IL, 60585
Phone (630) 381-0496
Enumeration date Sep 13, 2023
Last updated in NPPES Sep 13, 2023
Taxonomy & licenses
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Diana Guerrero practice?
The practice location on file with NPPES is in Plainfield, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Diana Guerrero?
The National Provider Identifier (NPI) for Diana Guerrero is 1154108009, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Kaytlin Cearnal Behavior Technician · Plainfield, IL NPI 1851918650 Courtney Rogers Speech-Language Pathologist · Plainfield, IL NPI 1679191399 Shannon Mckevitt Physical Therapist · Plainfield, IL NPI 1144895178 Ellen Gburek Behavior Technician · Plainfield, IL NPI 1417602160 Tiana Pittman Behavior Technician · Plainfield, IL NPI 1679229066 Ashley Raehsler Physical Therapist · Plainfield, ID NPI 1033855689 Allison Portz Behavior Technician · Plainfield, IL NPI 1053042051 Jordan Colella Behavior Technician · Plainfield, IL NPI 1013643931
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-09-13.