Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Brian Dargiewicz, RN, PMHNP-BC

Psychiatric/Mental Health Nurse Practitioner in San Mateo, CA · enumerated 2011.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1992093876

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Brian Dargiewicz

Credential RN, PMHNP-BC

Sex Male

Practice address 1108 S El Camino Real, San Mateo, CA, 94402

Phone (650) 458-0026

Fax (650) 458-0027

Enumeration date Jul 13, 2011

Last updated in NPPES Apr 30, 2026

Taxonomy & licenses

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 95035683 (CA) Primary

163WP0809X Adult Psychiatric/Mental Health Registered Nurse Nursing Service Providers · License 822984 (CA) Secondary

RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam. About the RN 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Brian Dargiewicz?

The National Provider Identifier (NPI) for Brian Dargiewicz is 1992093876, a Type 1 (individual) record in the CMS NPPES registry.

Where does Brian Dargiewicz practice?

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

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-04-30.