Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Derek Du, DPT
Physical Therapist in Tustin, CA · enumerated 2020.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1588275762
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Registry record
Entity type Individual (Type 1)
Name Derek Du
Credential DPT
Sex Male
Practice address 1777 Mitchell Ave Apt 63, Tustin, CA, 92780
Phone (732) 337-9659
Enumeration date Aug 12, 2020
Last updated in NPPES Oct 13, 2025
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 40QA01937700 (NJ) Primary
DPT · Doctor of Physical Therapy: A physical therapist holding the clinical doctorate now standard for the profession.
About the DPT 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
What is the NPI number for Derek Du?
The National Provider Identifier (NPI) for Derek Du is 1588275762, a Type 1 (individual) record in the CMS NPPES registry.
Where does Derek Du practice?
The practice location on file with NPPES is in Tustin, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-10-13.