MRK HEALING LLC
NPI 1366987836
Social Worker - Clinical in Arlington Heights, IL

Q: What is Mrk Healing LLC's NPI number?

The NPI number for Mrk Healing LLC is 1366987836. It was assigned to this organization in the NPPES registry on December 20, 2016.

Q: What is Mrk Healing LLC's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Mrk Healing LLC was last updated on December 20, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.

Active since December 20, 2016

1845 E RAND RD, 106, ARLINGTON HEIGHTS, IL 60004(773) 984-9672 Get Directions Write a Review

NPPES record last updated: December 20, 2016. Verified against the NPPES registry weekly; last sync: November 08, 2026.

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About Mrk Healing Llc NPPES

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

MRK HEALING LLC (NPI 1366987836) is a healthcare organization registered as a clinical in Arlington Heights, Illinois and active in the NPI registry since December 2016. The organization lists Mitchell R. Kupferberg, Ceo, as its authorized official.

NPPES Registry Identity

NPI1366987836

Entity TypeOrganization

Primary Taxonomy1041C0700X

Legal Business NameMRK HEALING LLC

Location Address1845 E RAND RD, 106Arlington Heights, IL 60004-4356

Mailing Address302 N Pine Ave, 3eArlington Heights, IL 60004-6168 · (773) 984-9672

Phone(773) 984-9672

Organization SubpartNo

Authorized OfficialMitchell R. KupferbergCeo · (773) 984-9672

Enumeration DateDecember 20, 2016

✔ NPI 1366987836 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 IL · 149.018685

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.

1845 E RAND RD, Arlington Heights, IL 60004

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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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrk Healing Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Mrk Healing LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Mitchell Kupferberg, MSW, LCSW

Clinical Social Worker

NPI 1295156834

1845 E RAND RD STE. 106
Arlington Heights, IL 60004

(773) 984-9672

✔ PECOS✔ Accepts MedicareSame address

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 Mrk Healing LLC's NPI number?

The NPI number for Mrk Healing LLC is 1366987836. It was assigned to this organization in the NPPES registry on December 20, 2016.

Where is Mrk Healing LLC located?

Mrk Healing LLC is located at 1845 E Rand Rd 106, Arlington Heights, IL 60004. The listed phone number is (773) 984-9672.

What is Mrk Healing LLC's specialty?

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

Is Mrk Healing LLC enrolled in Medicare?

Yes. Mrk Healing LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Mrk Healing LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Social Worker) reassigns their Medicare billing to Mrk Healing LLC. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Mrk Healing LLC was last updated on December 20, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.