Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Derek Du, FNP

Individual provider Family Nurse Practitioner · NPI 1689886863

Dr. Derek Du, FNP is a Family Nurse Practitioner in Orange, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

See every abbreviation used in this directory →

Practice location Address checks out

3340 E Chapman Ave
Orange, CA 92869
Phone: (714) 912-1020
Fax: (714) 912-1021
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 22816 (CA)

Record details

NPI number1689886863
Entity typeIndividual (Type 1)
GenderMale
Credentials FNP
Sole proprietorYes
NPI enumeratedMay 3, 2007
Last updated in NPPESSeptember 28, 2021
Certification dateSeptember 28, 2021
Mailing address3340 E Chapman Ave, Orange, CA 92869

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