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JACOB MAJERNIK LCSW
NPI 1366178063
Social Worker - Clinical in Tremont, IL

Active since July 26, 2022PECOS Enrolled
409 S HARRIS ST, TREMONT, IL 61568(309) 613-3173 Get Directions Write a Review

NPPES record last updated: May 11, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: May 11, 2026, Mar 16, 2026, Jul 26, 2022 (3 updates tracked since 2022).

About Jacob Majernik Lcsw NPPES

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

JACOB MAJERNIK LCSW (NPI 1366178063) is an individual clinical provider in Tremont, Illinois, licensed in Illinois (149.031467) and active in the NPI registry since July 2022. He is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1366178063
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameJACOB MAJERNIKCredential: LCSW
Location Address409 S HARRIS STTremont, IL 61568-8143
Mailing Address409 S Harris StTremont, IL 61568-8143 · (613) 317-3477
Phone(309) 613-3173
Sole ProprietorYes
Medical School CMSOtherGraduated 2022
Enumeration DateJuly 26, 2022
Last NPPES UpdateMay 11, 20263 updates tracked since enumeration
NPPES CertifiedMarch 16, 2026
✔ NPI 1366178063 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 · 149.031467
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.
409 S HARRIS ST, Tremont, IL 61568
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jacob Majernik Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1153899521
PECOS Enrollment IDI20260504007379
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Jacob Majernik reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Ensight Mental Health & Wellness PLLC
8.6 mi
Psychiatric/Mental Health
111 N 6TH ST STE G1
Pekin, IL 61554
  • Reassigned Medicare billing, Illinois enrollment
  • 5 clinicians in this Medicare group
NPI 1841005857 (309) 810-4407

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 61568 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $54.80 – $168.44
Typical copayment $0.00 (range $13.70 – $42.11)
Most-billed visit code NA
Established Patient
$68.64 typical visit price
range $17.16 – $136.56
Typical copayment $17.16 (range $4.29 – $34.14)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Jacob Majernik's NPI number?

The NPI number for Jacob Majernik is 1366178063. It was assigned to this individual provider in the NPPES registry on July 26, 2022.

Where is Jacob Majernik located?

Jacob Majernik practices at 409 S Harris St, Tremont, IL 61568. The listed phone number is (309) 613-3173.

What is Jacob Majernik's specialty?

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

Is Jacob Majernik enrolled in Medicare?

Yes. Jacob Majernik is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Jacob Majernik's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jacob Majernik reassigns Medicare benefits to Ensight Mental Health & Wellness PLLC (Pekin, IL). The 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 Jacob Majernik's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jacob Majernik accept?

Health plans from Ambetter Health and Oscar Health list Jacob Majernik 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 Jacob Majernik was last updated on May 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.