Summary

Dr. Katarzyna Olejniczak is a family medicine physician with four decades of clinical experience serving patients throughout the Chicago area. She earned her medical degree from Medical University of Bialystok and completed her residency training at St. Mary Nazareth Hospital Center. Dr. Olejniczak brings comprehensive primary care expertise to her practice, with particular focus on treating complex medical conditions. She communicates with patients in English.

Dr. Olejniczak practices at multiple locations across Illinois, including Elk Grove Village, Mount Prospect, Chicago, Park Ridge, Libertyville, and Barrington. She maintains hospital affiliations with Ascension Alexian Brothers and several other healthcare systems in the region. Her clinical expertise includes managing allergic conditions such as rhinitis and allergic reactions, as well as addressing flank pain concerns. She offers specialized treatments including allergen immunotherapy and sublingual immunotherapy to help patients manage their allergic conditions. Patients rate Dr. Olejniczak 4.3 out of 5 stars for her compassionate care and medical expertise.
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Quick Facts

  • 4.3
  • 40 years of experience
  • 42 insurance plans accepted
  • speaks English
  • St Mary Nazareth Hospital Center
  • 8 written reviews
  • 1 specialty
  • 7 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 6 office locations
  • Female

Office Locations

Dr. Katarzyna Anna Olejniczak has 6 locations

Ascension Alexian Brothers

800 Biesterfield RdElk Grove Village, IL 60007

Advocate Medical Group

1754 W Golf RdMount Prospect, IL 60056

Community First Medical Center

5645 W Addison StChicago, IL 60634

Advocate Lutheran General Hospital

1775 Dempster StPark Ridge, IL 60068

Advocate Condell Medical Center

801 S Milwaukee AveLibertyville, IL 60048

Advocate Good Shepherd Hospital

450 W Il Route 22Barrington, IL 60010

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Dr. Katarzyna Anna Olejniczak, MDDr. Parth BhavsarShanekwah Melville, DNP, APRN, FNP-CNicole Baldwin, APRN, FNP-BC
Family MedicineFamily MedicineFamily MedicineFamily Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
4.3 
3.7 
40 Years of Experience 12 Years of Experience 10 Years of Experience 8 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English, Hindi, Gujarati, Urdu Speaks English, Spanish Speaks English
Elk Grove Village , ILLawrenceville , GAHouston , TXOrlando , FL
Med School: Medical University Of Bialystok Med School: Smt N H L Municipal Medical College
Current Profile
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Insurance Plans Accepted by Dr. Katarzyna Anna Olejniczak

  • AARP
  • AARP - Medicare
  • AARP - PPO
  • Aetna
  • Aetna - HMO
  • Aetna - Medicare
  • Aetna - Medicare (Advantage HMO)
  • Aetna Better Health
  • Ascension Health
  • Ascension Health - PPO
  • Assurant Health
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - PPO
  • Blue Cross Blue Shield of Illinois
  • Bright Health
  • Cigna
  • Cigna - HMO
  • Cigna-HealthSpring
  • Family Health Network
  • Golden Rule
  • HealthPartners
  • HealthPartners - EPO
  • HealthPartners - HMO
  • Home State Health Plan - Medicaid (Managed)
  • Humana
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meridian Health Plan
  • Meridian Health Plan - Medicaid (Managed)
  • Meritain Health
  • Molina Healthcare
  • North Shore LIJ CareConnect
  • North Shore LIJ CareConnect - IPA
  • North Shore LIJ CareConnect - Medicare (Advantage HMO)
  • Tufts Health Plan
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - PPO
  • UnitedHealthcare Oxford

Medical Specialties

Dr. Katarzyna Anna Olejniczak has the following specialty

Specialty Expertise

Dr. Katarzyna Anna Olejniczak has the following 7 areas of expertise

  • Check-up
  • Contraception
  • Family Planning
  • Immunization
  • Influenza
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

40 Years Experience

MEDICAL LICENSE

Medical Doctor, Illinois, 2026, Active

EDUCATION & TRAINING

Residency

St Mary Nazareth Hospital Center

Medical School

Medical University Of BialystokGraduated in 1986

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Frequently Asked Questions

Is Dr. Katarzyna Olejniczak accepting new patients?
Dr. Katarzyna Olejniczak has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Katarzyna Olejniczak speak?
Dr. Katarzyna Olejniczak speaks English.
Does Dr. Katarzyna Olejniczak accept my insurance?
You can see the insurance plans that Dr. Katarzyna Olejniczak accepts on their Vitals profile.
How can I make an appointment with Dr. Katarzyna Olejniczak?
You can find contact information for Dr. Katarzyna Olejniczak here on Vitals.
Where is Dr. Katarzyna Olejniczak's office located?
Dr. Katarzyna Olejniczak's office is located at 800 Biesterfield Rd, Elk Grove Village, IL, 60007.

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