Mrs. Germeen Duplessis

Mrs. Germeen Duplessis is a Social Worker provider (Social Worker) practicing in Oxnard, CA, registered in the NPPES registry with NPI 1740601459 since 2013.

✓ Active NPI ✓ Valid NPI checksum

NPI	1740601459
Entity type	Individual (Type 1)
Name	Mrs. Germeen Duplessis
Sex	Female
Practice address	1911 WILLIAMS DR STE 210, Oxnard, CA, 93036
Phone	3233465877
Enumeration date	2013-12-23
Last updated in NPPES	2023-10-27

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
101YA0400X	Addiction (Substance Use Disorder) Counselor	Secondary	105106-CCBCDC	CA
101YM0800X	Mental Health Counselor	Secondary	ASW61269	CA
104100000X	Social Worker	Primary	LCSW88206	CA

Other identifiers

Identifier	Type	State	Issuer
105106-CCBCDC	Other	CA	CALIFORNIA CERTIFICATION BOARD OF CHEMICAL DEPENDENCY COUNSELORS

Copy-ready billing details

Provider: Germeen Duplessis
NPI: 1740601459
Taxonomy: 104100000X (Social Worker)
Address: 1911 WILLIAMS DR STE 210, Oxnard, CA, 93036

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1982746749	Alfredo Bimbela	Individual	Psychiatric/Mental Health Nurse Practitioner	Oxnard, CA
1922123710	Dina Olivas	Individual	Clinical Social Worker	Oxnard, CA
1851419535	Cindy Simental	Individual	Marriage & Family Therapist	Oxnard, CA
1619175320	Chris Castro	Individual	Marriage & Family Therapist	Oxnard, CA
1356506679	Megan Wright	Individual	Clinical Social Worker	Oxnard, CA
1801129069	Joni Mahon	Individual	Clinical Social Worker	Oxnard, CA
1861878944	Alejandra Sebastian	Individual	Social Worker	Oxnard, CA
1194240861	Rosalina Rosales	Individual	Student in an Organized Health Care Education/Training Program	Oxnard, CA

Verify this record

Cross-check NPI 1740601459 against the authoritative CMS record: view Mrs. Germeen Duplessis on the official NPPES registry .

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. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Germeen Duplessis practice?

The practice location on file with NPPES is in Oxnard, CA. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Germeen Duplessis?

The National Provider Identifier (NPI) for Germeen Duplessis is 1740601459, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2023-10-27.