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MRS. GWENDOLYN HARVILLE WASHINGTON LCSW
NPI 1467509968
Social Worker - Clinical in Rancho Cucamonga, CA

Active since January 05, 2007PECOS Enrolled
9089 BASELINE RD, SUITE 200, RANCHO CUCAMONGA, CA 91730(909) 210-5895(909) 989-3932 Get Directions Write a Review

NPPES record last updated: September 26, 2013. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mrs. Gwendolyn Harville Washington Lcsw NPPES

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

MRS. GWENDOLYN HARVILLE WASHINGTON LCSW (NPI 1467509968) is an individual clinical provider in Rancho Cucamonga, California, licensed in California (LCS 22188) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1467509968
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMRS. GWENDOLYN HARVILLE WASHINGTONCredential: LCSW
Location Address9089 BASELINE RD, SUITE 200Rancho Cucamonga, CA 91730-1295
Mailing Address7828 Haven Ave, Suite 212Rancho Cucamonga, CA 91730-3049 · (909) 987-1647 · Fax (909) 798-7909
Phone(909) 210-5895
Fax(909) 989-3932
Sole ProprietorYes
Enumeration DateJanuary 5, 2007
Last NPPES UpdateSeptember 26, 2013
✔ NPI 1467509968 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CA · LCS 22188
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
9089 BASELINE RD, Rancho Cucamonga, CA 91730
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Gwendolyn Harville Washington Lcsw 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91730 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $59.60 – $179.42
Typical copayment $0.00 (range $14.90 – $44.85)
Most-billed visit code NA
Established Patient
$74.08 typical visit price
range $19.37 – $146.42
Typical copayment $18.52 (range $4.84 – $36.60)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 10

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

DR. LAURI LEE ROGERS PSY.D.
Psychologist (Clinical)
9089 BASELINE RD, SUITE 200
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 980-3567
MRS. MARIA GERARDA VALENTIN DE DOMENA L.C.S.W.
Social Worker (Clinical)
9089 BASELINE RD, STE. 200
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 980-3567
ANGELA JO COCHRAN PA
Physician Assistant
9089 BASELINE RD, SUITE 100
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 483-0505
BRIAN TERRY SHAW D.O.,
Family Medicine
9089 BASELINE RD, SUITE 100
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 483-0505
DR. GENEVIEVE B BUENAFLOR D.O.
Family Medicine
9089 BASELINE RD, SUITE 100
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 464-9675
DANIEL HESTEHAUGE P.A
Physician Assistant
9089 BASELINE RD, SUITE 100
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 483-0505
THOMAS ALLEN WOODBURY D.O.
Family Medicine (Geriatric Medicine)
9089 BASELINE RD, SUITE 100
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 941-9927
DR. HOLLY MILLER PSY.D.
Psychologist (Clinical Child & Adolescent)
9089 BASELINE RD, STE #200
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 980-3567

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 Gwendolyn Harville Washington's NPI number?

The NPI number for Gwendolyn Harville Washington is 1467509968. It was assigned to this individual provider in the NPPES registry on January 5, 2007.

Where is Gwendolyn Harville Washington located?

Gwendolyn Harville Washington practices at 9089 Baseline Rd Suite 200, Rancho Cucamonga, CA 91730. The listed phone number is (909) 210-5895.

What is Gwendolyn Harville Washington's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Gwendolyn Harville Washington enrolled in Medicare?

Yes. Gwendolyn Harville Washington is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Gwendolyn Harville Washington was last updated on September 26, 2013. NPI Profile syncs with the weekly NPPES data releases published by CMS.