Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mallery Williams
Behavior Technician in Mesa, AZ · enumerated 2020.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1346880465
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Registry record
Entity type Individual (Type 1)
Name Mallery Williams
Sex Female
Practice address 1166 S Gilbert Road, Suite 106, Mesa, AZ, 85296
Phone (303) 989-8169
Enumeration date Jan 7, 2020
Last updated in NPPES Jan 7, 2020
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 Mallery Williams practice?
The practice location on file with NPPES is in Mesa, AZ. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mallery Williams?
The National Provider Identifier (NPI) for Mallery Williams is 1346880465, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Diana Robles Speech-Language Assistant · Mesa, AZ NPI 1013483833 Hannah Golladay Behavior Technician · Mesa, AZ NPI 1366080970 Emilliano Kaku Behavior Technician · Mesa, AZ NPI 1275171886 Jaclyn Tucker Behavior Technician · Mesa, AZ NPI 1437799558 Monce Gardner Behavior Technician · Mesa, AZ NPI 1609416494 Shaquala West Behavior Technician · Mesa, AZ NPI 1578193298 Bradley Woodruff Behavior Technician · Mesa, AZ NPI 1649801127 Priscilla Ubina Behavior Technician · Mesa, AZ NPI 1770116469
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-01-07.