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KATHERINE DAY
NPI 1609559947
Rehabilitation Practitioner in San Jose, CA

Active since August 11, 2023
2001 THE ALAMEDA, SAN JOSE, CA 95126(408) 261-7777(408) 642-6052 Get Directions Write a Review

NPPES record last updated: May 30, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 30, 2025, Aug 11, 2023 (2 updates tracked since 2023).

About Katherine Day NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KATHERINE DAY (NPI 1609559947) is an individual rehabilitation practitioner in San Jose, California and active in the NPI registry since August 2023.

NPPES Registry Identity

NPI1609559947
Entity TypeIndividualFemale
Primary Taxonomy225400000X
Provider Legal NameKATHERINE DAY
Location Address2001 THE ALAMEDASan Jose, CA 95126-1136
Mailing Address1922 The Alameda Ste 316San Jose, CA 95126-1461 · (408) 261-7777 · Fax (408) 642-6052
Phone(408) 261-7777
Fax(408) 642-6052
Sole ProprietorYes
Enumeration DateAugust 11, 2023
Last NPPES UpdateMay 30, 20252 updates tracked since enumeration
NPPES CertifiedMay 30, 2025
✔ NPI 1609559947 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRehabilitation PractitionerRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code225400000X
Definition
A health care practitioner who trains or retrains individuals disabled by disease or injury to help them attain their maximum functional capacity.
Also ListedCase Manager/Care CoordinatorTaxonomy 171M00000X
2001 THE ALAMEDA, San Jose, CA 95126
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

EDNA STOK
Student in an Organized Health Care Education/Training Program
2001 THE ALAMEDA
SAN JOSE, CA 95126
Santa Clara County (408) 261-7777
JENNIFER BALGOS SANTANDER
Licensed Vocational Nurse
2001 THE ALAMEDA
SAN JOSE, CA 95126
Santa Clara County (408) 261-7777
MRS. SUSAN MARKHAM
Case Manager/Care Coordinator
2001 THE ALAMEDA
SAN JOSE, CA 95126
Santa Clara County (408) 261-7777
MS. TANNAZ HOVEYDA MA
Rehabilitation Practitioner
2001 THE ALAMEDA
SAN JOSE, CA 95126
Santa Clara County (408) 261-7777
ROYCE CULLA
Counselor (Mental Health)
2001 THE ALAMEDA
SAN JOSE, CA 95126
Santa Clara County (408) 261-7777
LINH NGUYEN
Case Manager/Care Coordinator
2001 THE ALAMEDA
SAN JOSE, CA 95126
Santa Clara County (408) 261-7777
FRANCISCO E GUMATAOTAO
Case Manager/Care Coordinator
2001 THE ALAMEDA
SAN JOSE, CA 95126
Santa Clara County (408) 261-7777
KEVIN CHENG ASW
Social Worker (Clinical)
2001 THE ALAMEDA
SAN JOSE, CA 95126
Santa Clara County (408) 261-7777

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Katherine Day's NPI number?

The NPI number for Katherine Day is 1609559947. It was assigned to this individual provider in the NPPES registry on August 11, 2023.

Where is Katherine Day located?

Katherine Day practices at 2001 The Alameda, San Jose, CA 95126. The listed phone number is (408) 261-7777.

What is Katherine Day's specialty?

The primary specialty registered for this NPI is Rehabilitation Practitioner with taxonomy code 225400000X.

When was this NPI record last updated?

The NPPES record for Katherine Day was last updated on May 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.