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Katherine E. Duffy-Sherr

NPI 1417893975ActiveIndividual· Speech-Language Pathologist· Antioch, CA

Speech-Language Pathologist in Antioch, California, licensed in CA, with an NPI issued in April 2026.

Overview

NPI1417893975
StatusActive
Entity typeIndividual
Sole proprietorNo
NPI issuedApr 27, 2026
Last updated in NPPESApr 27, 2026
Certified by providerApr 27, 2026

Specialties and licenses

TaxonomyCodeLicenseState
Speech-Language Pathologist Primary235Z00000X20014CA

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Not in the public enrollment file of Oct 1, 2026

Medicare sources and data years

Other speech-language pathologists in Antioch

All 19 speech-language pathologists in Antioch · All speech-language pathologists in California