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MRS. MONICA MARCINIAK-GROSS B.A.
NPI 1184820656
Social Worker in Rialto, CA

Active since June 22, 2007
850 E FOOTHILL BLVD, RIALTO, CA 92376(909) 421-9465(909) 421-9457 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mrs. Monica Marciniak-gross B.a. NPPES

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

MRS. MONICA MARCINIAK-GROSS B.A. (NPI 1184820656) is an individual social worker in Rialto, California and active in the NPI registry since June 2007.

NPPES Registry Identity

NPI1184820656
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameMRS. MONICA MARCINIAK-GROSSCredential: B.A.
Location Address850 E FOOTHILL BLVDRialto, CA 92376-5230
Mailing Address850 E Foothill BlvdRialto, CA 92376-5230 · (909) 421-9465 · Fax (909) 421-9457
Phone(909) 421-9465
Fax(909) 421-9457
Sole ProprietorYes
Enumeration DateJune 22, 2007
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1184820656 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ 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.
Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X
850 E FOOTHILL BLVD, Rialto, CA 92376
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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.

ROSE VERSACE MFT
Marriage & Family Therapist
850 E FOOTHILL BLVD
RIALTO, CA 92376
San Bernardino County (909) 421-9475
MRS. LINDA JOSEPHINE HEDGES M.F.T.
Marriage & Family Therapist
850 E FOOTHILL BLVD
RIALTO, CA 92376
San Bernardino County (909) 421-9470
MRS. PATRICIA LOPEZ
Interpreter
850 E FOOTHILL BLVD
RIALTO, CA 92376
San Bernardino County (909) 421-9382
MAKIBA LATISE GREEN
Rehabilitation Practitioner
850 E FOOTHILL BLVD
RIALTO, CA 92376
San Bernardino County (909) 539-7566
MRS. MARIBEL PEREZ
Interpreter
850 E FOOTHILL BLVD
RIALTO, CA 92376
San Bernardino County (909) 421-9456
DR. DIANA MAH PSY.D.
Psychologist
850 E FOOTHILL BLVD
RIALTO, CA 92376
San Bernardino County (909) 421-9380
MELISSA GUERRERO
Peer Specialist
850 E FOOTHILL BLVD
RIALTO, CA 92376
San Bernardino County (909) 421-9452
MRS. CHERYL PLACIDE MFT
Marriage & Family Therapist
850 E FOOTHILL BLVD
RIALTO, CA 92376
San Bernardino County (909) 421-9444

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 Monica Marciniak-gross's NPI number?

The NPI number for Monica Marciniak-gross is 1184820656. It was assigned to this individual provider in the NPPES registry on June 22, 2007.

Where is Monica Marciniak-gross located?

Monica Marciniak-gross practices at 850 E Foothill Blvd, Rialto, CA 92376. The listed phone number is (909) 421-9465.

What is Monica Marciniak-gross'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 Monica Marciniak-gross was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.