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 1609041060, a Type 2 (organization) record in the CMS NPPES registry.

Community Health/Public Health Clinical Nurse Specialist in San Francisco, CA · enumerated 2008 · authorized official Timothy Arnold, Deputy Director, Pfs.

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

National Provider Identifier

1609041060

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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, San Francisco, CA, 94110

Phone (415) 206-2305

Fax (415) 206-6972

Enumeration date Apr 28, 2008

Last updated in NPPES Jul 2, 2025

Taxonomy & classification

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers Secondary

363LA2100X Acute Care Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers Secondary

364SC1501X Community Health/Public Health Clinical Nurse Specialist Physician Assistants & Advanced Practice Nursing Providers Primary

Authorized official

Name Timothy Arnold

Title Deputy Director, Pfs

Phone (415) 759-3351

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 1609041060, 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 2025-07-02.