Summary

Dr. Brett Cassidy specializes in obstetrics and gynecology, providing comprehensive care for women throughout all stages of life. He earned his medical degree from Emory University School of Medicine and has been practicing for 28 years, bringing extensive experience to his patients. Dr. Cassidy is fluent in both English and Spanish, allowing him to serve diverse communities across Illinois.

Dr. Cassidy practices at multiple locations throughout Illinois, including Aurora, Sandwich, Plainfield, Naperville, Ottawa, and Mendota. He is affiliated with several respected healthcare systems, including Northwestern Medicine Valley West Hospital, Edward Hospital, and OSF Saint Paul Medical Center. His clinical expertise includes managing pregnancy care, addressing weight-related health concerns, and treating antepartum depression. He performs essential procedures such as fetal ultrasounds and various diagnostic tests to monitor maternal and fetal health. Patients rate Dr. Cassidy 4.4 out of 5 stars for his compassionate care and medical expertise.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.4
  • 28 years of experience
  • speaks English, Spanish
  • Emory University School Of Medicine
  • 8 written reviews
  • 1 specialty
  • 11 areas of expertise
  • 1 board certification
  • 5 hospital affiliations
  • 8 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Brett James Cassidy has 8 locations

Ascension Mercy

1325 N Highland AveAurora, IL 60506

Aishling Obstetrics And Gynecology

831 Sandhurst DrSandwich, IL 60548
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Aishling Obstetrics And Gynecology

24023 W Lockport St Ste 101Plainfield, IL 60544
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 12:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Edward Heart Hospital

801 S Washington StNaperville, IL 60540

Osf Medical Group Obstetrics And Gynecology

1614 E Norris DrOttawa, IL 61350
Mon8:00 am - 4:00 pm
Tue8:00 am - 4:00 pm
Wed8:00 am - 4:00 pm
Thu8:00 am - 4:00 pm
Fri8:00 am - 4:00 pm
SatClosed
SunClosed

Osf Saint Elizabeth Medical Center

1100 E Norris DrOttawa, IL 61350

Aunt Marthas Health And Wellness

2124 Ogden Ave Ste 201Aurora, IL 60504
Mon8:00 am - 5:30 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 6:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 4:30 pm
Sat8:00 am - 12:00 pm
SunClosed

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Dr. Brett James Cassidy, MDDr. Shehrebanu MerchantDr. Lyndon Douglas Taylor, MDDr. Michael Terry Feingold, MD
Obstetrics & GynecologyObstetrics & GynecologyObstetrics & GynecologyObstetrics & Gynecology
Accepts New Patients Accepts New Patients Accepts New Patients
4.4 
4.4 
4.7 
28 Years of Experience 39 Years of Experience 48 Years of Experience 44 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available No Virtual Visit Option
Speaks English, Spanish Speaks English Speaks English, Spanish, Russian Speaks English, Spanish
Aurora , ILSouth Barrington , ILOak Park , ILHinsdale , IL
Med School: Emory University School Of Medicine Med School: Mahatma Gandhi Memorial Medical College Med School: Universidad Autonoma De Guadalajara Facultad De Medicina Med School: University Of Illinois At Chicago College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Brett James Cassidy

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Brett James Cassidy has the following specialty

Specialty Expertise

Dr. Brett James Cassidy 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

28 Years Experience

Dr. Brett James Cassidy holds an expired medical license in the state of Illinois.

Medical License

Medical Doctor with an expired medical license in the state of Illinois that expired in 2026.

Education & Training

Medical School

Graduated from Emory University School Of Medicine in 1998.

NPI Number

Dr. Cassidy's NPI number is 1649256975.

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Frequently Asked Questions

Where is Dr. Brett Cassidy's office located?
Dr. Brett Cassidy's office is located at 1325 N Highland Ave, Aurora, IL, 60506.
What languages does Dr. Brett Cassidy speak?
Dr. Brett Cassidy speaks English and Spanish.
Is Dr. Brett Cassidy accepting new patients?
Dr. Brett Cassidy is accepting new patients on Vitals. View Dr. Brett Cassidy's profile on Vitals to make an appointment.
How can I make an appointment with Dr. Brett Cassidy?
You can find contact information for Dr. Brett Cassidy here on Vitals.
Does Dr. Brett Cassidy accept virtual/telehealth appointments?
Dr. Brett Cassidy has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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