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MLADENKA KOVACEVIC TOTONCHI LCSW
NPI 1669299848
Social Worker - Clinical in Chicago, IL

Active since September 20, 2024PECOS EnrolledAccepts Medicare Assignment
2535 S. MARTIN LUTHER KING JR DR, CHICAGO, IL 60616(312) 842-7117 Get Directions Write a Review

NPPES record last updated: December 3, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 3, 2024, Sep 20, 2024 (2 updates tracked since 2024).

About Mladenka Kovacevic Totonchi Lcsw NPPES

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

MLADENKA KOVACEVIC TOTONCHI LCSW (NPI 1669299848) is an individual clinical provider in Chicago, Illinois, licensed in Illinois (149.027149) and active in the NPI registry since September 2024. She is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1669299848
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMLADENKA KOVACEVIC TOTONCHICredential: LCSW
Location Address2535 S. MARTIN LUTHER KING JR DRChicago, IL 60616
Mailing Address29373 Network PlChicago, IL 60673-1293 · (847) 390-5900 · Fax (847) 390-4757
Phone(312) 842-7117
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateSeptember 20, 2024
Last NPPES UpdateDecember 3, 20242 updates tracked since enumeration
NPPES CertifiedDecember 3, 2024
✔ NPI 1669299848 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 · 149.027149
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.
2535 S. MARTIN LUTHER KING JR DR, Chicago, IL 60616
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Other Names 1

Former Name (1)Mladenka Kovacevic

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware, 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 and accepts Medicare assignment

Mladenka Kovacevic Totonchi Lcsw is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2264968007
PECOS Enrollment IDI20241204000911
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 Mladenka Totonchi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Advocate Health & Hospitals Corp.
5.2 mi
Emergency Medicine
3435 W VAN BUREN ST
Chicago, IL 60624
  • Reassigned Medicare billing, Illinois enrollment
  • Medicare enrollment name: Advocate Health And Hospitals Corporation
  • 4,870 clinicians in this Medicare group
NPI 1750315545 (773) 265-3583

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 60616 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 $60.08 – $183.39
Typical copayment $0.00 (range $15.02 – $45.84)
Most-billed visit code NA
Established Patient
$74.80 typical visit price
range $18.97 – $148.12
Typical copayment $18.70 (range $4.74 – $37.03)
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 Mladenka Totonchi's NPI number?

The NPI number for Mladenka Totonchi is 1669299848. It was assigned to this individual provider in the NPPES registry on September 20, 2024. The provider is also known as Mladenka Kovacevic.

Where is Mladenka Totonchi located?

Mladenka Totonchi practices at 2535 S. Martin Luther King Jr Dr, Chicago, IL 60616. The listed phone number is (312) 842-7117.

What is Mladenka Totonchi's specialty?

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

Is Mladenka Totonchi enrolled in Medicare?

Yes. Mladenka Totonchi is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Mladenka Totonchi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mladenka Totonchi reassigns Medicare benefits to Advocate Health & Hospitals Corp. (Chicago, 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 Mladenka Totonchi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mladenka Totonchi accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Mladenka Totonchi 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 Mladenka Totonchi was last updated on December 3, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.