Derek Du, FNP
Family Nurse Practitioner · Orange, CA
Derek Du, FNP is a family nurse practitioner with a practice address in Orange, California, and NPI 1689886863, issued on May 3, 2007. Check the license (California 22816, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Derek Du
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 22816 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3340 E Chapman Ave, Orange, CA 92869
- Phone
- (714) 912-1020
- Enumerated
- May 3, 2007
- Record last updated
- Sep 28, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (714) 912-1021
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Verify Derek Du in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 22816Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Derek Du among 16,966 family nurse practitioner records in California
Derek Du, FNP is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 7% of them.
- NPI issued2007 · 7% of these records are older, 87% newer
- In a Medicare fileNo · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2021 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
137 family nurse practitioner records list a practice address in Orange
They are 137 of the 13,245 NPPES records with a practice address in Orange, and 16,966 family nurse practitioner records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 16,966 in California → Every provider in Orange → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Marie Bentz, FNPOrange, CA 928691548850134
- Gloria Chang, NPOrange, CA 928691063331361
- Heather CliffordOrange, CA 928691164289344
- Mary Denicola, NPOrange, CA 928691376758151
- Rosemay Ricaforte, FNPOrange, CA 928691235700758
- Jessica Rodriguez, MSN, FNP-BCOrange, CA 928691891422838
- Diana Rohn, MSN FNPOrange, CA 928691518682954
- Tera SalnessOrange, CA 928691629520226
Common questions
What is Derek Du, FNP's NPI number?
Derek Du, FNP's National Provider Identifier (NPI) is 1689886863, issued on May 3, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Derek Du, FNP located?
The NPPES record lists a practice address at 3340 E Chapman Ave, Orange, CA, 92869. Phone: (714) 912-1020. Providers update this record themselves, so call before visiting.
How can I verify Derek Du, FNP's license?
NPPES lists California license number 22816, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.