Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Abigail West
Behavior Technician in O Fallon, IL · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1164184321
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Registry record
Entity type Individual (Type 1)
Name Abigail West
Sex Female
Practice address 634 N Main St Ste 4, O Fallon, IL, 62269
Phone (618) 726-5870
Enumeration date Oct 6, 2021
Last updated in NPPES Oct 6, 2021
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 Abigail West practice?
The practice location on file with NPPES is in O Fallon, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Abigail West?
The National Provider Identifier (NPI) for Abigail West is 1164184321, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Alexzandra Brawley Behavior Technician · O Fallon, IL NPI 1992210272 Cyara Coleman Behavior Analyst · O Fallon, IL NPI 1740796671 Adrienne Nerini Behavior Technician · O Fallon, IL NPI 1891203733 Josef Dabrowski Behavior Technician · O Fallon, IL NPI 1811405780 Lauren Craft Behavior Technician · O Fallon, IL NPI 1659889467 Danielle Maggio Behavior Analyst · O Fallon, IL NPI 1255830790 Angela Mangum Behavior Analyst · O Fallon, IL NPI 1821598293 Victoria Allen Behavior Technician · O Fallon, IL NPI 1467952838
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-10-06.