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Hematology/Oncology

Alexandra E. Rojek, MD

Works at hospitals in Chicago, IL · Crown Point, IN · Illinois, Indiana

Summary

Alexandra E. Rojek, MD (Hematology/Oncology) is listed by Medicare at 2 hospitals in Chicago, IL and Crown Point, IN. NPI 1538620190. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Alexandra E. Rojek, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Hematology/OncologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
7Years since medical school (graduated 2019)
University Of California, San Francisco School Of MedicineMedical school
FemaleGender (as listed)
University of ChicagoGroup practice (+1 more)

Quick answers

Which hospitals does Alexandra E. Rojek work at?
Medicare's official clinician data lists Alexandra E. Rojek at 2 hospitals: The University of Chicago Medical Center and UChicago Medicine Northwest Indiana. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Alexandra E. Rojek see patients?
Medicare's clinician data lists 1 practice location in Chicago, IL. Call before your visit to confirm the address.
What is Alexandra E. Rojek's specialty?
Medicare lists Hematology/Oncology as the primary specialty, and also Internal Medicine.
Does Alexandra E. Rojek accept Medicare assignment?
Yes. Medicare's clinician data says Alexandra E. Rojek accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
Does Alexandra E. Rojek offer telehealth?
Medicare's clinician data says Alexandra E. Rojek offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Alexandra E. Rojek?
(773) 702-1000, as listed in official Medicare / NPI Registry data.
What is Alexandra E. Rojek's NPI number?
1538620190. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Alexandra E. Rojek works

Medicare's Facility Affiliation Data lists Alexandra E. Rojek at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Alexandra E. Rojek is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Alexandra E. Rojek as a member of these groups (CMS data updated 2026-10-02).

  • University of Chicago1,712 clinicians in the group
  • The University of Chicago Medical Center915 clinicians in the group

Specialties

Find other Hematology/Oncology doctors in Illinois →

Other hematologist-oncologists in Chicago

Clinicians with the same Medicare primary specialty in Chicago, IL — not a recommendation.

All hematologist-oncologists in Chicago →

Clinician information

CredentialMD
Medical schoolUniversity Of California, San Francisco School Of Medicine
Graduation year2019
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1538620190
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians