Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Sydney Duntz
Behavior Technician in Elmhurst, IL · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1396446399
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Registry record
Entity type Individual (Type 1)
Name Sydney Duntz
Sex Female
Practice address 550 W Saint Charles Rd, Elmhurst, IL, 60126
Phone (331) 263-8083
Enumeration date Mar 15, 2023
Last updated in NPPES Mar 15, 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 Sydney Duntz practice?
The practice location on file with NPPES is in Elmhurst, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Sydney Duntz?
The National Provider Identifier (NPI) for Sydney Duntz is 1396446399, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Anna Wagner Clinical Social Worker · Elmhurst, IL NPI 1194045724 Carlos Miyasato Behavior Analyst · Elmhurst, IL NPI 1922598119 Meghan Murray Pediatric Occupational Therapist · Elmhurst, IL NPI 1487149514 Acacia Fisher Occupational Therapist · Elmhurst, IL NPI 1790303881 Allison Abendroth Behavior Analyst · Elmhurst, IL NPI 1447866363 Lauren Richardson Speech-Language Pathologist · Elmhurst, IL NPI 1659016772 Cinthia Godoy-Hernandez Behavior Technician · Elmhurst, IL NPI 1154057347 Crystle Kate Grinen Occupational Therapist · Elmhurst, IL NPI 1215651344
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-03-15.