KATARINA GEORGIA PETRAS
NPI 1043638570
Internal Medicine in Maywood, IL
About Katarina Georgia Petras NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATARINA GEORGIA PETRAS (NPI 1043638570) is an individual internal medicine provider in Maywood, Illinois, licensed in Illinois (125.064549) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS, is affiliated with Swedish Hospital, and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (2014).
NPPES Registry Identity
Specialties & Licenses
Accepted 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
Katarina Georgia Petras 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.
Medicare Billing Reassignment
Medicare enrollment records show Katarina Petras reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Naperville, IL 60540
- Reassigned Medicare billing, Illinois enrollment
- 4 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 17
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Swedish Hospital
Acute Care Hospitals · Chicago, ILElmhurst Memorial Hospital
Acute Care Hospitals · Elmhurst, ILEdward Hospital
Acute Care Hospitals · Naperville, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60153 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MAYWOOD, IL 60153
MAYWOOD, IL 60153
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 Katarina Petras's NPI number?
The NPI number for Katarina Petras is 1043638570. It was assigned to this individual provider in the NPPES registry on April 1, 2014.
Where is Katarina Petras located?
Katarina Petras practices at 2160 S 1st Ave Loyola Outpatient Center, 4300, Maywood, IL 60153. The listed phone number is (708) 216-6006.
What is Katarina Petras's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Katarina Petras enrolled in Medicare?
Yes. Katarina Petras 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 Katarina Petras's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katarina Petras reassigns Medicare benefits to Fox Valley Radiation Oncology LLC (Naperville, 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 Katarina Petras's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Katarina Petras accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Katarina Petras 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.
Is Katarina Petras affiliated with any hospitals?
According to CMS data, Katarina Petras is affiliated with Swedish Hospital, Elmhurst Memorial Hospital and Edward Hospital.
When was this NPI record last updated?
The NPPES record for Katarina Petras was last updated on August 14, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.