Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Alex Preston
Psychiatry Physician in Dallas, TX · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1255910774
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Registry record
Entity type Individual (Type 1)
Name Alex Preston
Sex Female
Practice address 1430 Empire Central Dr, Dallas, TX, 75247
Phone (214) 645-8500
Enumeration date Apr 2, 2021
Last updated in NPPES Jul 24, 2026
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
What is the NPI number for Alex Preston?
The National Provider Identifier (NPI) for Alex Preston is 1255910774, a Type 1 (individual) record in the CMS NPPES registry.
Where does Alex Preston practice?
The practice location on file with NPPES is in Dallas, TX. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Michelle Leslie Physician Assistant · Dallas, TX NPI 1477765352 Russell Bryant Clinical Social Worker · Dallas, TX NPI 1780893669 Carrie Mcadams Psychiatry Physician · Dallas, TX NPI 1427252642 Mary Camp Psychiatry Physician · Dallas, TX NPI 1598900151 Amanda Bower Clinical Social Worker · Dallas, TX NPI 1114290202 Snoben Kuruvila Physician Assistant · Dallas, TX NPI 1851796965 Dena Daniel Professional Counselor · Dallas, TX NPI 1437506508 Lessley Chiriboga Psychiatry Physician · Dallas, TX NPI 1316479975
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-07-24.