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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

RONALD KOSTKA CSW
NPI 1992761340
Social Worker - Clinical in Charlotte, MI

Active since April 25, 2006
551 COURTHOUSE DR, STE 5, CHARLOTTE, MI 48813(517) 543-5100(517) 346-8291 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Ronald Kostka Csw NPPES

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

RONALD KOSTKA CSW (NPI 1992761340) is an individual clinical provider in Charlotte, Michigan, licensed in Michigan (6801064631) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1992761340
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameRONALD KOSTKACredential: CSW
Location Address551 COURTHOUSE DR, STE 5Charlotte, MI 48813-1054
Mailing Address812 E Jolly Rd, Ste 210Lansing, MI 48910-6818 · (517) 346-8410 · Fax (517) 346-8291
Phone(517) 543-5100
Fax(517) 346-8291
Sole ProprietorNo
Enumeration DateApril 25, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1992761340 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 MI · 6801064631
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.
551 COURTHOUSE DR, Charlotte, MI 48813
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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.

WILLIAM ZIMMER RSW
Social Worker
551 COURTHOUSE DR
CHARLOTTE, MI 48813
Eaton County (517) 543-5100
SANDRA K COOK-LASS LBSW
Social Worker
551 COURTHOUSE DR
CHARLOTTE, MI 48813
Eaton County (517) 543-5100
SCOTT DAVID STRUCK FLP
Psychologist
551 COURTHOUSE DR
CHARLOTTE, MI 48813
Eaton County (517) 543-5100
LINA BRELAND LLMSW
Social Worker (Clinical)
551 COURTHOUSE DR
CHARLOTTE, MI 48813
Eaton County (517) 543-5100

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 Ronald Kostka's NPI number?

The NPI number for Ronald Kostka is 1992761340. It was assigned to this individual provider in the NPPES registry on April 25, 2006.

Where is Ronald Kostka located?

Ronald Kostka practices at 551 Courthouse Dr Ste 5, Charlotte, MI 48813. The listed phone number is (517) 543-5100.

What is Ronald Kostka's specialty?

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

When was this NPI record last updated?

The NPPES record for Ronald Kostka was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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.