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DR. MARKO ROJNICA MD
NPI 1437588555
Surgery - Pediatric Surgery in Chicago, IL

Active since November 08, 2013PECOS Enrolled
5841 S MARYLAND AVE # MC-6040, CHICAGO, IL 60637(513) 520-6019 Get Directions Write a Review

NPPES record last updated: March 14, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 14, 2025, Aug 1, 2024, Apr 29, 2021 and 1 more (4 updates tracked since 2020).

About Dr. Marko Rojnica Md NPPES

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

DR. MARKO ROJNICA MD (NPI 1437588555) is an individual pediatric surgery provider in Chicago, Illinois, licensed in Illinois (036133729) and active in the NPI registry since November 2013. He is enrolled in Medicare PECOS and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1437588555
Entity TypeIndividualMale
Primary Taxonomy2086S0120X
Provider Legal NameDR. MARKO ROJNICACredential: MD
Location Address5841 S MARYLAND AVE # MC-6040Chicago, IL 60637-1447
Mailing Address1741 N Kedzie AveChicago, IL 60647-4909 · (513) 520-6019
Phone(513) 520-6019
Sole ProprietorYes
Enumeration DateNovember 8, 2013
Last NPPES UpdateMarch 14, 20254 updates tracked since enumeration
NPPES CertifiedMarch 14, 2025
✔ NPI 1437588555 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgery · Pediatric SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code2086S0120X
Licenses✔ Licensed in IL · 036133729✔ Licensed in IL · 036.133729
Definition
A surgeon with expertise in the management of surgical conditions in premature and newborn infants, children and adolescents.
Also ListedSurgeryTaxonomy 208600000X · License 036.133729 (IL)
5841 S MARYLAND AVE # MC-6040, Chicago, IL 60637
Open in Google Maps ↗

Secondary Practice Location 1

Location 11740 W Taylor StChicago, IL 60612-7232 · Phone (866) 600-2273

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 MULTIPLE SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include 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)

Dr. Marko Rojnica Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignments

3

Medicare enrollment records show Marko Rojnica reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Cook County
0.8 mi
Primary Care
6337 S WOODLAWN AVE
Chicago, IL 60637
  • Reassigned Medicare billing, Illinois enrollment
  • 1,047 clinicians in this Medicare group
NPI 1497874325 (773) 753-5500
The Board Of Trustees Of The University Of Illinois
2.1 mi
Federally Qualified Health Center (FQHC)
6835 S NORMAL BLVD
Chicago, IL 60621
  • Reassigned Medicare billing, Illinois enrollment
  • 2,127 clinicians in this Medicare group
NPI 1427600345 (312) 355-5801
Loyola University Medical Center
13 mi
General Practice
2160 S 1ST AVE
Maywood, IL 60153
  • Reassigned Medicare billing, Illinois enrollment
  • 1,138 clinicians in this Medicare group
NPI 1336159961 (708) 216-3215

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 Marko Rojnica's NPI number?

The NPI number for Marko Rojnica is 1437588555. It was assigned to this individual provider in the NPPES registry on November 8, 2013.

Where is Marko Rojnica located?

Marko Rojnica practices at 5841 S Maryland Ave # Mc-6040, Chicago, IL 60637. The listed phone number is (513) 520-6019.

What is Marko Rojnica's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Pediatric Surgery, with taxonomy code 2086S0120X.

Is Marko Rojnica enrolled in Medicare?

Yes. Marko Rojnica is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Marko Rojnica's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marko Rojnica reassigns Medicare benefits to 3 organizations: Cook County (Chicago, IL), The Board Of Trustees Of The University Of Illinois (Chicago, IL) and Loyola University Medical Center (Maywood, IL). Each 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 Marko Rojnica's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Marko Rojnica accept?

Health plans from Oscar Health list Marko Rojnica 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 Marko Rojnica was last updated on March 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.