Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Alexander D Kazberouk

Geriatric Medicine (Internal Medicine) Physician in San Francisco, CA · enumerated 2018.

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

National Provider Identifier

1831694660

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Registry record

Entity type Individual (Type 1)

Name Alexander D Kazberouk

Sex Male

Practice address 840 Irving St, San Francisco, CA, 94122

Phone (888) 663-6331

Fax (415) 252-7176

Enumeration date Mar 25, 2018

Last updated in NPPES May 15, 2025

Taxonomy & licenses

207RG0300X Geriatric Medicine (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License A165392 (CA) Primary

207RG0300X Geriatric Medicine (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License MD61651857 (WA) Secondary

390200000X Student in an Organized Health Care Education/Training Program Student, Health Care Secondary

207RG0300X Geriatric Medicine (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License 75788 (AZ) Secondary

207RG0300X Geriatric Medicine (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License DR.0074505 (CO) Secondary

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 Alexander Kazberouk?

The National Provider Identifier (NPI) for Alexander Kazberouk is 1831694660, a Type 1 (individual) record in the CMS NPPES registry.

Where does Alexander Kazberouk 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 2025-05-15.