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MR. JEFFREY GRUSZKA BEST LCSW
NPI 1568722692
Social Worker - Clinical in Saint Louis, MO

Active since May 23, 2012
1 BROOKINGS DR, SAINT LOUIS, MO 63130(314) 935-6666(314) 696-1214 Get Directions Write a Review

NPPES record last updated: April 15, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Apr 25, 2024, Apr 10, 2024, Jan 9, 2023 and 2 more (5 updates tracked since 2021).

About Mr. Jeffrey Gruszka Best Lcsw NPPES

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

MR. JEFFREY GRUSZKA BEST LCSW (NPI 1568722692) is an individual clinical provider in Saint Louis, Missouri, licensed in Missouri (20110205423) and active in the NPI registry since May 2012.

NPPES Registry Identity

NPI1568722692
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. JEFFREY GRUSZKA BESTCredential: LCSW
Location Address1 BROOKINGS DRSaint Louis, MO 63130-4862
Mailing AddressPo Box 7412043Chicago, IL 60674-2043 · (314) 935-6666 · Fax (314) 696-1214
Phone(314) 935-6666
Fax(314) 696-1214
Sole ProprietorNo
Enumeration DateMay 23, 2012
Last NPPES UpdateApril 15, 20255 updates tracked since enumeration
NPPES CertifiedJuly 9, 2021
✔ NPI 1568722692 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 MO · 20110205423
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.
1 BROOKINGS DR, Saint Louis, MO 63130
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Other Identifiers 1

Medicaid490014788MO

Accepted Insurance

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

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.

DR. STEPHANIE M HAMMER MD
Internal Medicine
1 BROOKINGS DR
SAINT LOUIS, MO 63130
St. Louis County (314) 935-6666
MS. JESSICA BECKMANN SCHENK LCSW
Counselor (Professional)
1 BROOKINGS DR
SAINT LOUIS, MO 63130
St. Louis County (314) 935-6666
WASHINGTON UNIVERSITY IN ST. LOUIS
Specialist/Technologist (Athletic Trainer)
1 BROOKINGS DR, CAMPUS BOX 1067
SAINT LOUIS, MO 63130
St. Louis County (314) 935-6461
MS. YUJIA LEI PHD
Psychologist
1 BROOKINGS DR
SAINT LOUIS, MO 63130
St. Louis County (314) 935-6666
REBECCA GLICK
Social Worker
1 BROOKINGS DR
SAINT LOUIS, MO 63130
St. Louis County (703) 309-4348
MRS. SHARI L CRUTCHFIELD WHNP
Nurse Practitioner
1 BROOKINGS DR
SAINT LOUIS, MO 63130
St. Louis County (314) 935-6666
JACKEE HILL ATC
Specialist/Technologist (Athletic Trainer)
1 BROOKINGS DR
SAINT LOUIS, MO 63130
St. Louis County (314) 935-7114
MRS. ALLISON MARIE KERTZ FNP
Nurse Practitioner (Family)
1 BROOKINGS DR
SAINT LOUIS, MO 63130
St. Louis County (314) 935-6649

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 Jeffrey Best's NPI number?

The NPI number for Jeffrey Best is 1568722692. It was assigned to this individual provider in the NPPES registry on May 23, 2012.

Where is Jeffrey Best located?

Jeffrey Best practices at 1 Brookings Dr, Saint Louis, MO 63130. The listed phone number is (314) 935-6666.

What is Jeffrey Best's specialty?

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

What insurance does Jeffrey Best accept?

Health plans from Medica list Jeffrey Best 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 Jeffrey Best was last updated on April 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.