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BRIAN J. TANCZOS MD
NPI 1245318310
Hospitalist in Walnut Creek, CA

Active since November 02, 2006
1425 S MAIN ST, WALNUT CREEK, CA 94596(925) 295-4000 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Brian J. Tanczos Md NPPES

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

BRIAN J. TANCZOS MD (NPI 1245318310) is an individual hospitalist provider in Walnut Creek, California, licensed in California (G76037) and active in the NPI registry since November 2006.

NPPES Registry Identity

NPI1245318310
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameBRIAN J. TANCZOSCredential: MD
Location Address1425 S MAIN STWalnut Creek, CA 94596-5318
Mailing Address1800 Harrison St Fl 7Oakland, CA 94612-3429 · (510) 625-6262
Phone(925) 295-4000
Sole ProprietorNo
Enumeration DateNovember 2, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1245318310 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in CA · G76037
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
1425 S MAIN ST, Walnut Creek, CA 94596
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Other Identifiers 3

Medicare ID-Type Unspecified00G760370
Medicaid00G760370CA
Medicare UPING79560

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BROOK ANDREW WOOLLEY M.D.
Emergency Medicine
1425 S MAIN ST, EMERGENCY MEDICINE DEPARTMENT
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-5100
DR. THOMAS CRESANTE D.O.
Hospitalist
1425 S MAIN ST, KAISER PERMANENTE WALNUT CREEK ATTN: HBS DEPT
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4643
SARA WON MD
Obstetrics & Gynecology
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4040
KAISER PERMANENTE
General Acute Care Hospital
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4000
MICHELLE CABLE VU CRNA
Nurse Anesthetist, Certified Registered
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4000
DR. JESUS GIL JIMENEZ MD
Surgery (Vascular Surgery)
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4110
MR. EDWARD HAL PIECZENIK L.C.S.W.
Social Worker (Clinical)
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-5237
CARLOS A. CROMEYER MD
Psychiatry & Neurology (Neurology)
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4000

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 Tanczos's NPI number?

The NPI number for Brian Tanczos is 1245318310. It was assigned to this individual provider in the NPPES registry on November 2, 2006.

Where is Brian Tanczos located?

Brian Tanczos practices at 1425 S Main St, Walnut Creek, CA 94596. The listed phone number is (925) 295-4000.

What is Brian Tanczos's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

When was this NPI record last updated?

The NPPES record for Brian Tanczos was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.