Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

SIDE BY SIDE
NPI 1174775639
Community/Behavioral Health in Hayward, CA

Active since October 15, 2008
22245 MAIN ST, SUITES 102, 200-215, HAYWARD, CA 94541(510) 727-9401(510) 727-9405 Get Directions Write a Review

NPPES record last updated: July 21, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 21, 2026, Jul 11, 2024, Apr 29, 2024 and 6 more (9 updates tracked since 2020).

About Side By Side NPPES

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

SIDE BY SIDE (NPI 1174775639) is a healthcare organization registered as a community/behavioral health in Hayward, California and active in the NPI registry since October 2008. The organization lists Christine Garcia, Chief Executive Officer, as its authorized official.

NPPES Registry Identity

NPI1174775639
Entity TypeOrganization
Primary Taxonomy251S00000X
Legal Business NameSIDE BY SIDE
Location Address22245 MAIN ST, SUITES 102, 200-215Hayward, CA 94541-4028
Mailing Address300 Sunnyhills DrSan Anselmo, CA 94960-1909 · (415) 457-3200 · Fax (415) 456-4679
Fax(510) 727-9405
Organization SubpartYes
Authorized OfficialChristine GarciaChief Executive Officer · (415) 457-3200
Enumeration DateOctober 15, 2008
Last NPPES UpdateJuly 21, 20269 updates tracked since enumeration
NPPES CertifiedJuly 21, 2026
NPI 1174775639 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyCommunity/Behavioral HealthAgencies
Taxonomy Code251S00000X
Definition

A private or public agency usually under local government jurisdiction, responsible for assuring the delivery of community based mental health, intellectual disabilities, substance abuse and/or behavioral health services to individuals with those disabilities. Services may range from companion care, respite, transportation, community integration, crisis intervention and stabilization, supported employment, day support, prevocational services, residential support, therapeutic and supportive consultation, environmental modifications, intensive in-home therapy and day treatment, in addition to traditional mental health and behavioral treatment.

22245 MAIN ST, Hayward, CA 94541

Other Names 2

Doing Business AsSide By Side
Former Legal Business NameSunny Hills Services

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.

Counselor
22245 MAIN ST, SUITE 200
HAYWARD, CA 94541
Counselor (Mental Health)
22245 MAIN ST
HAYWARD, CA 94541
Day Training/Habilitation Specialist
22245 MAIN ST
HAYWARD, CA 94541
Social Worker (Clinical)
22245 MAIN ST, SUITE 200
HAYWARD, CA 94541
Counselor (Mental Health)
22245 MAIN ST, SUITE 200
HAYWARD, CA 94541
Community Health Worker
22245 MAIN ST
HAYWARD, CA 94541
Social Worker (Clinical)
22245 MAIN ST
HAYWARD, CA 94541
Counselor
22245 MAIN ST
HAYWARD, CA 94541

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 Side By Side's NPI number?

The NPI number for Side By Side is 1174775639. It was assigned to this organization in the NPPES registry on October 15, 2008. The provider was formerly known as Sunny Hills Services.

Where is Side By Side located?

Side By Side is located at 22245 Main St Suites 102, 200-215, Hayward, CA 94541. The listed phone number is (510) 727-9401.

What is Side By Side's specialty?

The primary specialty registered for this NPI is Community/Behavioral Health with taxonomy code 251S00000X.

When was this NPI record last updated?

The NPPES record for Side By Side was last updated on July 21, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.