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LISA TOLLIVER WILLIAMS LCSW
NPI 1003645292
Social Worker - Clinical in Redlands, CA

Active since July 29, 2024PECOS Enrolled
PO BOX 7827, REDLANDS, CA 92375(909) 327-1157 Get Directions Write a Review

NPPES record last updated: July 29, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Lisa Tolliver Williams Lcsw NPPES

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

LISA TOLLIVER WILLIAMS LCSW (NPI 1003645292) is an individual clinical provider in Redlands, California, licensed in California (LCSW87263) and active in the NPI registry since July 2024. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1003645292
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameLISA TOLLIVER WILLIAMSCredential: LCSW
Location AddressPO BOX 7827Redlands, CA 92375-0827
Mailing AddressPo Box 7827Redlands, CA 92375-0827 · (909) 327-1157
Phone(909) 327-1157
Sole ProprietorYes
Enumeration DateJuly 29, 2024
NPPES CertifiedJuly 28, 2024
✔ NPI 1003645292 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 · LCSW87263
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.
PO BOX 7827, Redlands, CA 92375
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Lisa Tolliver Williams 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.

Medicare Billing Reassignment

Medicare enrollment records show Lisa Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Neighborhood Healthcare
61 mi
Federally Qualified Health Center (FQHC)
460 N ELM ST
Escondido, CA 92025
  • Reassigned Medicare billing, California enrollment
  • 332 clinicians in this Medicare group
NPI 1598703647 (760) 520-8100

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 92375 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.

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 Lisa Williams's NPI number?

The NPI number for Lisa Williams is 1003645292. It was assigned to this individual provider in the NPPES registry on July 29, 2024.

Where is Lisa Williams located?

Lisa Williams practices at PO Box 7827, Redlands, CA 92375. The listed phone number is (909) 327-1157.

What is Lisa Williams's specialty?

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

Is Lisa Williams enrolled in Medicare?

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

Which organization bills Medicare for Lisa Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lisa Williams reassigns Medicare benefits to Neighborhood Healthcare (Escondido, CA). The 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 Lisa Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Lisa Williams was last updated on July 29, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.