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GLADYS YVONNE RULLAN
NPI 1649906066
Social Worker in Ontario, CA

Active since July 27, 2022
3286 E GUASTI RD STE 100, ONTARIO, CA 91761(909) 476-2023 Get Directions Write a Review

NPPES record last updated: December 16, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 16, 2025, Jul 27, 2022 (2 updates tracked since 2022).

About Gladys Yvonne Rullan NPPES

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

GLADYS YVONNE RULLAN (NPI 1649906066) is an individual social worker in Ontario, California and active in the NPI registry since July 2022.

NPPES Registry Identity

NPI1649906066
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameGLADYS YVONNE RULLAN
Location Address3286 E GUASTI RD STE 100Ontario, CA 91761-8646
Mailing Address333 E Arrow Hwy Unit 220Upland, CA 91785-7008
Phone(909) 476-2023
Sole ProprietorNo
Enumeration DateJuly 27, 2022
Last NPPES UpdateDecember 16, 20252 updates tracked since enumeration
NPPES CertifiedDecember 16, 2025
✔ NPI 1649906066 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
3286 E GUASTI RD STE 100, Ontario, CA 91761
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Other Providers at the Same Location NPPES 14

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

HECTOR MANUEL MARTINEZ JR.
Counselor (Addiction (Substance Use Disorder))
3286 E GUASTI RD STE 100
ONTARIO, CA 91761
San Bernardino County (909) 906-9844
NICOLETTE CALDERON
Counselor (Addiction (Substance Use Disorder))
3286 E GUASTI RD STE 100
ONTARIO, CA 91761
San Bernardino County (909) 476-2023
JOSHUA JAMES NIPP
Counselor (Addiction (Substance Use Disorder))
3286 E GUASTI RD STE 100
ONTARIO, CA 91761
San Bernardino County (909) 906-9844
JOSEPH WEBB
Counselor (Addiction (Substance Use Disorder))
3286 E GUASTI RD STE 100
ONTARIO, CA 91761
San Bernardino County (909) 476-2023
JUSTIN LARKIN
Counselor (Addiction (Substance Use Disorder))
3286 E GUASTI RD STE 100
ONTARIO, CA 91761
San Bernardino County (909) 476-2023
JERMAINE W WOODARD
Counselor (Addiction (Substance Use Disorder))
3286 E GUASTI RD STE 100
ONTARIO, CA 91761
San Bernardino County (909) 906-9844
LISA ROLLF
Specialist
3286 E GUASTI RD STE 100
ONTARIO, CA 91761
San Bernardino County (909) 479-3836
FAREED AHMED
Counselor (Addiction (Substance Use Disorder))
3286 E GUASTI RD STE 100
ONTARIO, CA 91761
San Bernardino County (909) 906-9844

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 Gladys Rullan's NPI number?

The NPI number for Gladys Rullan is 1649906066. It was assigned to this individual provider in the NPPES registry on July 27, 2022.

Where is Gladys Rullan located?

Gladys Rullan practices at 3286 E Guasti Rd Ste 100, Ontario, CA 91761. The listed phone number is (909) 476-2023.

What is Gladys Rullan's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

When was this NPI record last updated?

The NPPES record for Gladys Rullan was last updated on December 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.