Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Diana Trinh, OD
Optometrist in Murphy, TX · enumerated 2019.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1811555105
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Registry record
Entity type Individual (Type 1)
Name Diana Trinh
Credential OD
Sex Female
Practice address 601 W Fm 544 Ste 109, Murphy, TX, 75094
Phone (972) 578-2020
Enumeration date May 31, 2019
Last updated in NPPES May 12, 2025
Taxonomy & licenses
152WL0500X Low Vision Rehabilitation Optometrist Eye and Vision Services Providers · License 10142 (TX) Secondary
152WS0006X Sports Vision Optometrist Eye and Vision Services Providers · License 10142 (TX) Secondary
152WX0102X Occupational Vision Optometrist Eye and Vision Services Providers · License 10142 (TX) Secondary
152WC0802X Corneal and Contact Management Optometrist Eye and Vision Services Providers · License 10142 (TX) Secondary
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD credential
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 Trinh practice?
The practice location on file with NPPES is in Murphy, TX. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Diana Trinh?
The National Provider Identifier (NPI) for Diana Trinh is 1811555105, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-05-12.