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JACQUELINE C WILLIAMS LICSW
NPI 1134589948
Social Worker - Clinical in Toppenish, WA

Active since March 07, 2016PECOS Enrolled
516 W 4TH AVE, TOPPENISH, WA 98948(509) 865-2500(509) 865-2623 Get Directions Write a Review

NPPES record last updated: August 27, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 27, 2026, Sep 5, 2025, Nov 7, 2023 (3 updates tracked since 2023).

About Jacqueline C Williams Licsw NPPES

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

JACQUELINE C WILLIAMS LICSW (NPI 1134589948) is an individual clinical provider in Toppenish, Washington, licensed in Washington (SWI.LW.61422290) and active in the NPI registry since March 2016. She is enrolled in Medicare PECOS, maintains a secondary practice location in Yakima, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1134589948
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameJACQUELINE C WILLIAMSCredential: LICSW
Location Address516 W 4TH AVEToppenish, WA 98948-1616
Mailing AddressPo Box 719Sunnyside, WA 98944-0719 · (509) 837-1617 · Fax (509) 837-4908
Phone(509) 865-2500
Fax(509) 865-2623
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateMarch 7, 2016
Last NPPES UpdateAugust 27, 20263 updates tracked since enumeration
NPPES CertifiedAugust 27, 2026
✔ NPI 1134589948 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in WA · SWI.LW.61422290
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.
Also ListedSocial WorkerTaxonomy 104100000X · License SWI.LW.61422290 (WA)
516 W 4TH AVE, Toppenish, WA 98948
Open in Google Maps ↗

Secondary Practice Location 1

Location 1401 S 12th AveYakima, WA 98902-3114 · Phone (509) 567-6591

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Premera Blue Cross Blue Shield of Alaska.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jacqueline C Williams Licsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4183129646
PECOS Enrollment IDI20250925000987
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.

Medicare Billing Reassignments

2

Medicare enrollment records show Jacqueline Williams reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Shc Medical Center Toppenish
Same address
Rural Health
516 W 4TH AVE
Toppenish, WA 98948
  • Reassigned Medicare billing, Washington enrollment
  • 80 clinicians in this Medicare group
NPI 1316422892 (509) 865-2500
Sunnyside Community Hospital Association
Same address
Occupational Medicine
516 W 4TH AVE
Toppenish, WA 98948
  • Reassigned Medicare billing, Washington enrollment
  • 132 clinicians in this Medicare group
NPI 1134648546 (509) 865-1555

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98948 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 $57.27 – $172.80
Typical copayment $0.00 (range $14.31 – $43.20)
Most-billed visit code NA
Established Patient
$71.29 typical visit price
range $18.56 – $141.11
Typical copayment $17.82 (range $4.64 – $35.27)
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 4

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

SUNNYSIDE COMMUNITY HOSPITAL ASSOCIATION
Clinic/Center (Occupational Medicine)
516 W 4TH AVE
TOPPENISH, WA 98948
Yakima County (509) 865-1555
SHC MEDICAL CENTER TOPPENISH
Clinic/Center (Rural Health)
516 W 4TH AVE
TOPPENISH, WA 98948
Yakima County (509) 865-2500
DR. LORI ARVISO ALVORD M.D.
Surgery
516 W 4TH AVE
TOPPENISH, WA 98948
Yakima County (509) 865-2500
JAY K CAMPBELL LICSW
Social Worker (Clinical)
516 W 4TH AVE
TOPPENISH, WA 98948
Yakima County (509) 865-2500

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 Jacqueline Williams's NPI number?

The NPI number for Jacqueline Williams is 1134589948. It was assigned to this individual provider in the NPPES registry on March 7, 2016.

Where is Jacqueline Williams located?

Jacqueline Williams practices at 516 W 4th Ave, Toppenish, WA 98948. The listed phone number is (509) 865-2500.

What is Jacqueline Williams's specialty?

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

Is Jacqueline Williams enrolled in Medicare?

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

Which organizations bill Medicare for Jacqueline Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jacqueline Williams reassigns Medicare benefits to 2 organizations: Shc Medical Center Toppenish (Toppenish, WA) and Sunnyside Community Hospital Association (Toppenish, WA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jacqueline Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jacqueline Williams accept?

Health plans from Ambetter Health and Premera Blue Cross Blue Shield of Alaska list Jacqueline Williams as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Jacqueline Williams was last updated on August 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.