Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Katherine Day

Individual provider Case Manager/Care Coordinator · NPI 1609559947

Katherine Day is a Case Manager/Care Coordinator in San Jose, California. Practices as a sole proprietor. Registered with an NPI since 2023.

In the registry since
2023
Specialties on file
2

Practice location Address checks out

2001 The Alameda
San Jose, CA 95126-1136
Phone: (408) 261-7777
Fax: (408) 642-6052
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Rehabilitation Practitioner (primary) Taxonomy 225400000X
Case Manager/Care Coordinator Taxonomy 171M00000X

Record details

NPI number1609559947
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedAugust 11, 2023
Last updated in NPPESMay 30, 2025
Certification dateMay 30, 2025

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