MS. GENCIA MARGARIETTE WILLIAMS MFT
NPI 1356482962
Marriage & Family Therapist in Fontana, CA

Active since February 08, 2007PECOS Enrolled
9961 SIERRA AVE, FONTANA, CA 92335(833) 574-2273 Get Directions Write a Review

NPPES record last updated: February 11, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Ms. Gencia Margariette Williams Mft NPPES

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

MS. GENCIA MARGARIETTE WILLIAMS MFT (NPI 1356482962) is an individual marriage & family therapist in Fontana, California, licensed in California (50283) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1356482962
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameMS. GENCIA MARGARIETTE WILLIAMSCredential: MFT
Location Address9961 SIERRA AVEFontana, CA 92335-6720
Mailing Address715 Manzanita StBloomington, CA 92316-4142
Sole ProprietorYes
Enumeration DateFebruary 8, 2007
Last NPPES UpdateFebruary 11, 2022
NPPES CertifiedFebruary 11, 2022
NPI 1356482962 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
License Licensed in CA · 50283
Definition

A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.

9961 SIERRA AVE, Fontana, CA 92335

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Ms. Gencia Margariette Williams Mft is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

Physical Therapist
9961 SIERRA AVE, BUILDING 3A
FONTANA, CA 92335
Pediatrics
9961 SIERRA AVE, KAISER PERMANENTE FONTANA - PEDIATRICS
FONTANA, CA 92335
Pharmacist
9961 SIERRA AVE
FONTANA, CA 92335
Dietitian, Registered
9961 SIERRA AVE
FONTANA, CA 92335
Nurse Anesthetist, Certified Registered
9961 SIERRA AVE
FONTANA, CA 92335
Nurse Practitioner
9961 SIERRA AVE
FONTANA, CA 92335
Nurse Practitioner
9961 SIERRA AVE
FONTANA, CA 92335
Family Medicine
9961 SIERRA AVE
FONTANA, CA 92335

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 Gencia Williams's NPI number?

The NPI number for Gencia Williams is 1356482962. It was assigned to this individual provider in the NPPES registry on February 8, 2007.

Where is Gencia Williams located?

Gencia Williams practices at 9961 Sierra Ave, Fontana, CA 92335. The listed phone number is (833) 574-2273.

What is Gencia Williams's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

Is Gencia Williams enrolled in Medicare?

Yes. Gencia Williams is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Gencia Williams was last updated on February 11, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.