DR. ALEKSANDRA ORKISZEWSKA MD
NPI 1073770244
Family Medicine in Glen Ellyn, IL
About Dr. Aleksandra Orkiszewska Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALEKSANDRA ORKISZEWSKA MD (NPI 1073770244) is an individual family medicine provider in Glen Ellyn, Illinois, licensed in Illinois (036131524) and active in the NPI registry since May 2008. She is enrolled in Medicare PECOS, is affiliated with Northwestern Medicine Central Dupage Hospital, and maintains 5 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 5
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
Dr. Aleksandra Orkiszewska Md 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 Reassignments
2Medicare enrollment records show Aleksandra Orkiszewska reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Carol Stream, IL 60122
- Reassigned Medicare billing, Illinois enrollment
- 4,817 clinicians in this Medicare group
Chicago, IL 60641
- Reassigned Medicare billing, Illinois enrollment
- 366 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 24
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Northwestern Medicine Central Dupage Hospital
Acute Care Hospitals · Winfield, ILNorthwestern Memorial Hospital
Acute Care Hospitals · Chicago, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60137 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 6
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GLEN ELLYN, IL 60137
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 Aleksandra Orkiszewska's NPI number?
The NPI number for Aleksandra Orkiszewska is 1073770244. It was assigned to this individual provider in the NPPES registry on May 16, 2008.
Where is Aleksandra Orkiszewska located?
Aleksandra Orkiszewska practices at 885 Roosevelt Rd Ste 100, Glen Ellyn, IL 60137. The listed phone number is (630) 384-6200.
What is Aleksandra Orkiszewska's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Aleksandra Orkiszewska enrolled in Medicare?
Yes. Aleksandra Orkiszewska 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 organizations bill Medicare for Aleksandra Orkiszewska's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aleksandra Orkiszewska reassigns Medicare benefits to 2 organizations: Northwestern Medical Faculty Foundation (Carol Stream, IL) and Physicians Immediate Care North Chicago LLC (Chicago, 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 Aleksandra Orkiszewska's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Aleksandra Orkiszewska affiliated with any hospitals?
According to CMS data, Aleksandra Orkiszewska is affiliated with Northwestern Medicine Central Dupage Hospital and Northwestern Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Aleksandra Orkiszewska was last updated on August 11, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.