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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

BRIAN JOHN DARGIEWICZ NP
NPI 1992093876
Nurse Practitioner - Psychiatric/Mental Health in San Francisco, CA

Active since July 13, 2011PECOS Enrolled
505 PARNASSUS AVE FL 1, SAN FRANCISCO, CA 94143(415) 476-7730 Get Directions Write a Review

NPPES record last updated: October 16, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 16, 2026, Apr 30, 2026, Apr 14, 2026 and 2 more (5 updates tracked since 2016).

About Brian John Dargiewicz Np NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

BRIAN JOHN DARGIEWICZ NP (NPI 1992093876) is an individual psychiatric/mental health provider in San Francisco, California, licensed in California (NP95035683) and active in the NPI registry since July 2011. He is enrolled in Medicare PECOS, maintains 5 additional practice locations, and is a graduate of University Of California, San Francisco School Of Medicine (2025).

NPPES Registry Identity

NPI1992093876
Entity TypeIndividualMale
Primary Taxonomy363LP0808X
Provider Legal NameBRIAN JOHN DARGIEWICZCredential: NP
Location Address505 PARNASSUS AVE FL 1San Francisco, CA 94143-2204
Mailing Address1108 S El Camino RealSan Mateo, CA 94402-2804 · (650) 458-0026 · Fax (650) 458-0027
Phone(415) 476-7730
Sole ProprietorNo
Medical School CMSUniversity Of California, San Francisco School Of MedicineGraduated 2025
Enumeration DateJuly 13, 2011
Last NPPES UpdateOctober 16, 20265 updates tracked since enumeration
NPPES CertifiedOctober 16, 2026
✔ NPI 1992093876 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
Licenses✔ Licensed in CA · NP95035683✔ Licensed in CA · 95035683
Also ListedRegistered Nurse · Psychiatric/Mental Health, AdultTaxonomy 163WP0809X · License 822984 (CA)
Also ListedNurse PractitionerTaxonomy 363L00000X · License NP95035683 (CA)
505 PARNASSUS AVE FL 1, San Francisco, CA 94143
Open in Google Maps ↗

Secondary Practice Locations 5

Location 1361 3rd St Ste BSan Rafael, CA 94901-3580 · Phone (415) 747-8178
Location 21108 S El Camino RealSan Mateo, CA 94402-2804 · Phone (650) 458-0026 · Fax (650) 458-0027
Location 31005 Atlantic AveAlameda, CA 94501-1148 · Phone (510) 318-6100
Location 41001 Potrero Ave, PESSan Francisco, CA 94110-3518 · Phone (415) 206-8125
Location 56221 Geary Blvd Fl 2San Francisco, CA 94121-1834 · Phone (415) 386-6600

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Brian John Dargiewicz Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1658846084
PECOS Enrollment IDI20260413003146
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Brian Dargiewicz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Felton Institute
2.3 mi
Community/Behavioral Health
1663 MISSION ST STE 604
San Francisco, CA 94103
  • Reassigned Medicare billing, California enrollment
  • 38 clinicians in this Medicare group
NPI 1396896122 (415) 474-7310

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94143 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Brian Dargiewicz's NPI number?

The NPI number for Brian Dargiewicz is 1992093876. It was assigned to this individual provider in the NPPES registry on July 13, 2011.

Where is Brian Dargiewicz located?

Brian Dargiewicz practices at 505 Parnassus Ave Fl 1, San Francisco, CA 94143. The listed phone number is (415) 476-7730.

What is Brian Dargiewicz's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Brian Dargiewicz enrolled in Medicare?

Yes. Brian Dargiewicz is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Brian Dargiewicz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Brian Dargiewicz reassigns Medicare benefits to Felton Institute (San Francisco, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Brian Dargiewicz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Brian Dargiewicz was last updated on October 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.