MRS. ALEKSANDRA ANNA BUKIEJ M.D.
NPI 1043573132
Internal Medicine - Rheumatology in Chicago, IL
About Mrs. Aleksandra Anna Bukiej M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. ALEKSANDRA ANNA BUKIEJ M.D. (NPI 1043573132) is an individual rheumatology provider in Chicago, Illinois, licensed in Illinois (036-143868) and active in the NPI registry since June 2012. She is enrolled in Medicare PECOS, is affiliated with Rush Oak Park Hospital, and is a graduate of Other (2001).
NPPES Registry Identity
Specialties & Licenses 2
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
Mrs. Aleksandra Anna Bukiej M.d. 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 Bukiej reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60612
- Reassigned Medicare billing, Illinois enrollment
- 2,169 clinicians in this Medicare group
Chicago, IL 60612
- Reassigned Medicare billing, Illinois enrollment
- 1,047 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 12
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.
Rush Oak Park Hospital
Acute Care Hospitals · Oak Park, ILRush University Medical Center
Acute Care Hospitals · Chicago, ILJohn H Stroger Jr Hospital
Acute Care Hospitals · Chicago, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60612 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Bukiej's NPI number?
The NPI number for Aleksandra Bukiej is 1043573132. It was assigned to this individual provider in the NPPES registry on June 22, 2012.
Where is Aleksandra Bukiej located?
Aleksandra Bukiej practices at 1611 West Harrison Street Suite 510, Chicago, IL 60612. The listed phone number is (708) 465-8944.
What is Aleksandra Bukiej's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Aleksandra Bukiej enrolled in Medicare?
Yes. Aleksandra Bukiej 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 Bukiej's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aleksandra Bukiej reassigns Medicare benefits to 2 organizations: Rush University Medical Group (Chicago, IL) and Cook County (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 Bukiej's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Aleksandra Bukiej accept?
Health plans from Ambetter Health list Aleksandra Bukiej 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 Aleksandra Bukiej affiliated with any hospitals?
According to CMS data, Aleksandra Bukiej is affiliated with Rush Oak Park Hospital, Rush University Medical Center and John H Stroger Jr Hospital.
When was this NPI record last updated?
The NPPES record for Aleksandra Bukiej was last updated on July 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.