Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

City & County of San Francisco

Q: What is the NPI number for City & County of San Francisco?

The NPI for City & County of San Francisco is 1083648810, a Type 2 (organization) record in the CMS NPPES registry.

General Acute Care Hospital in San Francisco, CA · enumerated 2006 · authorized official Timothy Arnold, Deputy Director, Pfs.

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

National Provider Identifier

1083648810

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Registry record

Entity type Organization (Type 2)

Legal business name City & County of San Francisco

Other name <Unavail>

Practice address 1001 Potrero Ave, Building 5, Ward 1b, San Francisco, CA, 94110

Phone (415) 759-4067

Fax (415) 759-4649

Enumeration date Jul 10, 2006

Last updated in NPPES Jul 1, 2025

Taxonomy & classification

171M00000X Case Manager/Care Coordinator Other Service Providers Secondary

251X00000X Supports Brokerage Agency Agencies Secondary

282N00000X General Acute Care Hospital Hospitals · License 220000063 (CA) Primary

283Q00000X Psychiatric Hospital Hospitals · License 220000063 (CA) Secondary

Authorized official

Name Timothy Arnold

Title Deputy Director, Pfs

Phone (415) 759-3351

Other identifiers

Identifier	Type	State	Issuer
050228	Other	CA	BLUE CROSS OF CALIFORNIA
8812HU	Other	CA	SFGH/PSYCH/ER DEPT. CASE MGMT.
HSP40228W	Medicaid	CA	-
88122CS	Other	CA	C.S. (DEACTIVATED)
SHORT DOYLE MEDI-CAL	Other	CA	88123 - PES
ZZZJ3801Z	Other	CA	BLUE SHIELD
38JV	Other	CA	PSYCH EMERGENCY SERVICES (PES)
38JV	Other	CA	CRISIS STABILIZATION

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 City & County of San Francisco?

The NPI for City & County of San Francisco is 1083648810, a Type 2 (organization) record in the CMS NPPES registry.

Who is the authorized official for City & County of San Francisco?

NPPES lists Timothy Arnold (Deputy Director, Pfs) as the authorized official for this organization.

Providers at this address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-07-01.