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THE DEMKO CLINIC
NPI 1710594486
Chiropractor in Chesterton, IN

Active since September 28, 2020
810 MICHAEL DR STE E, CHESTERTON, IN 46304(219) 921-2095(219) 533-4014 Get Directions Write a Review

NPPES record last updated: April 1, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 1, 2024, Sep 29, 2020 (2 updates tracked since 2020).

About The Demko Clinic NPPES

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

THE DEMKO CLINIC (NPI 1710594486) is a healthcare organization registered as a chiropractor in Chesterton, Indiana and active in the NPI registry since September 2020. The organization lists Margaret Demko, Office Coordinator, as its authorized official.

NPPES Registry Identity

NPI1710594486
Entity TypeOrganization
Primary Taxonomy111N00000X
Legal Business NameDEMKO GROUP LLC
Location Address810 MICHAEL DR STE EChesterton, IN 46304-2695
Mailing Address6908 W 200 NLa Porte, IN 46350-9734 · (219) 508-4154
Phone(219) 921-2095
Fax(219) 533-4014
Organization SubpartNo
Authorized OfficialMargaret DemkoOffice Coordinator · (219) 508-4154
Enumeration DateSeptember 28, 2020
Last NPPES UpdateApril 1, 20242 updates tracked since enumeration
NPPES CertifiedApril 1, 2024
✔ NPI 1710594486 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
Definition
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X
810 MICHAEL DR STE E, Chesterton, IN 46304
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Other Names 1

Doing Business AsThe Demko Clinic

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

The Demko Clinic is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

3

Medicare enrollment records show 3 clinicians reassign Medicare billing to The Demko Clinic, which bills Medicare for the services they deliver. Of these, 2 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (3)

Jeffery Demko, D.C.
Chiropractic
NPI 1548330640
810 MICHAEL DR STE E
Chesterton, IN 46304
(219) 921-2095
✔ Accepts Medicare0.1 mi
Tamara Vogel
Nurse Practitioner
NPI 1043085418
810 MICHAEL DR STE E
Chesterton, IN 46304
(219) 921-2095
✔ PECOS✔ Accepts Medicare0.1 mi
Maureen Smith, FNP
Nurse Practitioner
NPI 1205598745
8100 E RIDGE RD
Hobart, IN 46342
(219) 962-6564
✔ PECOS11 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Demko Group LLC's NPI number?

The NPI number for Demko Group LLC is 1710594486. It was assigned to this organization in the NPPES registry on September 28, 2020. The provider is doing business as The Demko Clinic.

Where is Demko Group LLC located?

Demko Group LLC is located at 810 Michael Dr Ste E, Chesterton, IN 46304. The listed phone number is (219) 921-2095.

What is Demko Group LLC's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is Demko Group LLC enrolled in Medicare?

Yes. Demko Group LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Demko Group LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Demko Group LLC, in Chiropractic and Nurse Practitioner. A 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 the clinician's services. Of these, 2 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Demko Group LLC accept?

Health plans from Anthem Blue Cross and Blue Shield list Demko Group LLC 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 Demko Group LLC was last updated on April 1, 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.