Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Christopher Joseph Keys, MD

Pain Medicine (Anesthesiology) Physician in San Francisco, CA · enumerated 2006.

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

National Provider Identifier

1568556462

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Registry record

Entity type Individual (Type 1)

Name Christopher Joseph Keys

Credential MD

Sex Male

Practice address 900 Hyde St, San Francisco, CA, 94109

Phone (415) 353-6000

Enumeration date Oct 3, 2006

Last updated in NPPES Sep 11, 2025

Taxonomy & licenses

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License G71107 (CA) Secondary

207LP2900X Pain Medicine (Anesthesiology) Physician Allopathic & Osteopathic Physicians · License G71107 (CA) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
00G711070	Medicaid	CA	-

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 Christopher Keys?

The National Provider Identifier (NPI) for Christopher Keys is 1568556462, a Type 1 (individual) record in the CMS NPPES registry.

Where does Christopher Keys practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-09-11.