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JOHN CHALKO IV
NPI 1508268335
Social Worker in Ludington, MI

Active since September 24, 2014
920 DIANA ST, LUDINGTON, MI 49431(231) 845-6294(231) 845-7095 Get Directions Write a Review

NPPES record last updated: September 24, 2014. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About John Chalko Iv NPPES

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

JOHN CHALKO IV (NPI 1508268335) is an individual social worker in Ludington, Michigan and active in the NPI registry since September 2014.

NPPES Registry Identity

NPI1508268335
Entity TypeIndividualMale
Primary Taxonomy104100000X
Provider Legal NameJOHN CHALKO IV
Location Address920 DIANA STLudington, MI 49431-1987
Mailing Address920 Diana StLudington, MI 49431-1987 · (231) 845-6294 · Fax (231) 845-7095
Phone(231) 845-6294
Fax(231) 845-7095
Sole ProprietorNo
Enumeration DateSeptember 24, 2014
✔ NPI 1508268335 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
Definition

A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

920 DIANA ST, Ludington, MI 49431
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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.

MR. BARRY ALAN BLACKTOP MA, CSW, LLP
Social Worker (Clinical)
920 DIANA ST
LUDINGTON, MI 49431
Mason County (231) 845-6294
MR. STEVEN L. EARLY NP
Registered Nurse (Psychiatric/Mental Health)
920 DIANA ST
LUDINGTON, MI 49431
Mason County (231) 845-6294
ELSIE RUTH CHALLENDER MSW, CSW
Social Worker (Clinical)
920 DIANA ST
LUDINGTON, MI 49431
Mason County (231) 845-6294
JAMES MICHAEL FOLEY MSW
Social Worker (Clinical)
920 DIANA ST
LUDINGTON, MI 49431
Mason County (231) 845-6294
CYNTHIA C. CARRIG MS, LLP
Psychologist
920 DIANA ST
LUDINGTON, MI 49431
Mason County (231) 845-6294
DIANE LYNN VOGRIG MA, LLP
Psychologist
920 DIANA ST
LUDINGTON, MI 49431
Mason County (231) 845-6294
TONI RACHELLE ALWAY R.N.
Registered Nurse (Community Health)
920 DIANA ST
LUDINGTON, MI 49431
Mason County (231) 845-6294
JOHN PAUL ALBUS LBSW
Social Worker
920 DIANA ST
LUDINGTON, MI 49431
Mason County (231) 845-6294

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 John Chalko's NPI number?

The NPI number for John Chalko is 1508268335. It was assigned to this individual provider in the NPPES registry on September 24, 2014.

Where is John Chalko located?

John Chalko practices at 920 Diana St, Ludington, MI 49431. The listed phone number is (231) 845-6294.

What is John Chalko's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

When was this NPI record last updated?

The NPPES record for John Chalko was last updated on September 24, 2014. NPI Profile syncs with the weekly NPPES data releases published by CMS.