Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Alexis Calimeris, NURSE PRACTITIONER

Nurse Practitioner in San Francisco, CA · enumerated 2024.

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

National Provider Identifier

1255196879

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Registry record

Entity type Individual (Type 1)

Name Alexis Calimeris

Credential NURSE PRACTITIONER

Sex Female

Practice address 1100 Van Ness Ave, San Francisco, CA, 94109

Phone (415) 600-6400

Fax (415) 369-1384

Enumeration date Feb 14, 2024

Last updated in NPPES Feb 14, 2024

Taxonomy & licenses

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License NP95025910 (CA) Primary

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.

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Frequently asked questions

Where does Alexis Calimeris practice?

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

What is the NPI number for Alexis Calimeris?

The National Provider Identifier (NPI) for Alexis Calimeris is 1255196879, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-02-14.