Summary

Dr. Mary Dean Onayemi is an obstetrician and gynecologist who brings 46 years of experience to women's healthcare in Chicago. She earned her medical degree from the University of Illinois at Chicago College of Medicine and completed her residency training at Cook County Hospital. Her extensive background has equipped her to provide comprehensive care throughout all stages of a woman's life. Dr. Onayemi is fluent in both Spanish and English, allowing her to serve diverse communities across the city.

Dr. Onayemi practices at Chicago Family Health Center and Western Diversey Surgical Center, both located in Chicago. She specializes in managing complex pregnancy conditions such as antepartum depression and preeclampsia, while also addressing concerns like vaginal bleeding during pregnancy. Her clinical expertise includes performing essential women's health screenings, including tests for sexually transmitted infections like chlamydia, gonorrhea, and trichomonas. Patients have given her an average rating of 3.7 out of 5 stars on Vitals, reflecting her commitment to providing quality obstetric and gynecologic care.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.7
  • 46 years of experience
  • 21 insurance plans accepted
  • speaks Spanish, English
  • Cook County Hospital
  • 3 written reviews
  • 1 specialty
  • 11 areas of expertise
  • 1 board certification
  • 2 office locations
  • Female

Office Locations

Dr. Mary Ann Dean Onayemi has 2 locations

Chicago Family Health Center

9119 S Exchange AveChicago, IL 60617
Mon8:30 am - 8:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 8:00 pm
Thu8:30 am - 8:00 pm
Fri8:30 am - 5:00 pm
Sat8:30 am - 1:00 pm
SunClosed

Western Diversey Surgical Center

2744 N Western AveChicago, IL 60647
Mon8:00 am - 6:00 pm
Tue8:00 am - 6:00 pm
Wed8:00 am - 6:00 pm
Thu8:00 am - 6:00 pm
Fri8:00 am - 6:00 pm
Sat8:00 am - 3:00 pm
SunClosed

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Dr. Mary Ann Dean Onayemi, MDDr. Marsha E Gorens, MDDr. Margaret Rose Liotta, DODr. Ronald K Potkul, MD
Obstetrics & GynecologyObstetrics & GynecologyObstetrics & GynecologyObstetrics & Gynecology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.7 
4.2 
3.8 
3.4 
46 Years of Experience 46 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English Speaks Spanish, English
Chicago , ILChicago , ILMaywood , ILMaywood , IL
Med School: University Of Illinois At Chicago College Of Medicine Med School: University Of Illinois At Chicago College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Mary Ann Dean Onayemi

  • Accepts Medicaid
  • Aetna
  • Aetna - HMO
  • Aetna Better Health
  • Aetna Better Health - Medicaid (Managed)
  • AmeriGroup
  • Anthem Blue Cross
  • Blue Cross Blue Shield of Illinois
  • Cigna
  • Geisinger Health Plan
  • Humana
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Meridian Health Plan
  • Meridian Health Plan - Medicaid (Managed)
  • Meritain Health
  • Meritain Health - PPO
  • Molina Healthcare
  • Molina Healthcare - Medicaid (Managed)
  • Molina Healthcare - Medicare (Advantage HMO)
  • UnitedHealthcare
  • Wellcare

Medical Specialties

Dr. Mary Ann Dean Onayemi has the following specialty

Specialty Expertise

Dr. Mary Ann Dean Onayemi has the following 11 areas of expertise

  • Birth Control
  • C-section
  • Child Birth
  • Hot Flashes
  • Infertility
  • Menopause
  • Menstrual Pain
  • Pap Smear
  • Pelvic Exam
  • Pregnancy
  • Women's Health

Certifications, License, & Education

46 Years Experience

MEDICAL LICENSE

Medical Doctor, Illinois, 2026, Active

EDUCATION & TRAINING

Residency

Cook County Hospital

Medical School

University Of Illinois At Chicago College Of MedicineGraduated in 1980

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Frequently Asked Questions

Where is Dr. Mary Dean Onayemi's office located?
Dr. Mary Dean Onayemi's office is located at 9119 S Exchange Ave, Chicago, IL, 60617.
How can I make an appointment with Dr. Mary Dean Onayemi?
You can find contact information for Dr. Mary Dean Onayemi here on Vitals.
Does Dr. Mary Dean Onayemi accept virtual/telehealth appointments?
Dr. Mary Dean Onayemi has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Mary Dean Onayemi accept my insurance?
You can see the insurance plans that Dr. Mary Dean Onayemi accepts on their Vitals profile.
Is Dr. Mary Dean Onayemi accepting new patients?
Dr. Mary Dean Onayemi is accepting new patients on Vitals. View Dr. Mary Dean Onayemi's profile on Vitals to make an appointment.

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