1. Home
  2. Directory
  3. Illinois
  4. Lisle
  5. Social Worker
  6. NPI Profile

TAMMI CHERISE WALKER LCSW
NPI 1336632645
Social Worker - Clinical in Lisle, IL

Active since June 11, 2018
2525 CABOT DR STE 201, LISLE, IL 60532(708) 406-9645(708) 556-0037 Get Directions Write a Review

NPPES record last updated: June 4, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 4, 2025, Sep 10, 2024, Jun 11, 2018 (3 updates tracked since 2018).

About Tammi Cherise Walker Lcsw NPPES

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

TAMMI CHERISE WALKER LCSW (NPI 1336632645) is an individual clinical provider in Lisle, Illinois and active in the NPI registry since June 2018. She maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1336632645
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameTAMMI CHERISE WALKERCredential: LCSW
Location Address2525 CABOT DR STE 201Lisle, IL 60532-3628
Mailing Address2525 Cabot Dr Ste 201Lisle, IL 60532-3628 · (773) 512-9332 · Fax (708) 556-0037
Phone(708) 406-9645
Fax(708) 556-0037
Sole ProprietorYes
Enumeration DateJune 11, 2018
Last NPPES UpdateJune 4, 20253 updates tracked since enumeration
NPPES CertifiedJune 4, 2025
✔ NPI 1336632645 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
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 ListedCounselor · Mental HealthTaxonomy 101YM0800X
2525 CABOT DR STE 201, Lisle, IL 60532
Open in Google Maps ↗

Secondary Practice Location 1

Location 173 W Monroe Street #422Chicago, IL 60603 · Phone (888) 500-2067

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

Other Providers at the Same Location NPPES 2

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

REBECCA VAN LOAN LCPC
Counselor (Professional)
2525 CABOT DR STE 201
LISLE, IL 60532
Dupage County (847) 485-9265
FILRO CAREGIVERS LLC
In Home Supportive Care
2525 CABOT DR STE 201
LISLE, IL 60532
Dupage County (630) 303-9188

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 Tammi Walker's NPI number?

The NPI number for Tammi Walker is 1336632645. It was assigned to this individual provider in the NPPES registry on June 11, 2018.

Where is Tammi Walker located?

Tammi Walker practices at 2525 Cabot Dr Ste 201, Lisle, IL 60532. The listed phone number is (708) 406-9645.

What is Tammi Walker's specialty?

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

What insurance does Tammi Walker accept?

Health plans from UnitedHealthcare list Tammi Walker 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 Tammi Walker was last updated on June 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.