Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Katherine Landmesser

Pharmacist in Clearwater, FL · enumerated 2018.

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

National Provider Identifier

1790261915

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Registry record

Entity type Individual (Type 1)

Name Katherine Landmesser

Sex Female

Practice address 2655 Gulf To Bay Blvd, Clearwater, FL, 33759

Phone (727) 373-1953

Enumeration date Jul 11, 2018

Last updated in NPPES Jul 11, 2018

Taxonomy & licenses

183500000X Pharmacist Pharmacy Service Providers · License PS57834 (FL) 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 Katherine Landmesser practice?

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

What is the NPI number for Katherine Landmesser?

The National Provider Identifier (NPI) for Katherine Landmesser is 1790261915, 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 2018-07-11.