Missouri Residents and Blue Cross Blue Shield patients getting care in Missouri: Click here for why Mercy issues notice to Anthem Blue Cross Blue Shield.

Mercy Imaging Services - Winding Woods

Imaging, Labs or Tests
300 Winding Woods Drive, Suite 106
O Fallon, MO 63366


Phone: (636) 379-4301
Fax: (636) 379-4302
Hours: {{ vm.hoursMessaging }}
  • {{ hours.nameOfDay }}
Services are provided by Mercy Hospital St. Louis Learn more »

To effectively treat an illness or injury, you must first have an accurate diagnosis. At Mercy Imaging Services – O’Fallon, we offer a variety of imaging services to help diagnose a wide range of health conditions. Our imaging services center provides the latest technology and a trusted team. All tests are interpreted by board-certified radiologists, many of whom have additional training and certification in specialized areas such as orthopedic MRI, neuro MRI, body MRI and breast imaging.

Our services include:

  • General X-rays 
  • CT Scans
  • Mammography
  • Bone density test
  • MRI
  • Ultrasound
  • DEXA BMI scans

Walk-in x-ray service will be available Monday - Friday, 8:30 a.m. – 5 p.m., but will be closed from 12-12:30 for lunch.

We give you close-to-home access to advanced technologies, putting you on the fast track to diagnosis, treatment and recovery.

What’s your risk for heart disease?
Schedule a screening to find out

Coronary Calcium Scan - $130**

The calcium heart screening is a simple CT scan of your heart. It can detect calcium buildup in your arteries, heart disease and your risk for heart attack. Call 314-364-3300 to schedule now.

*You must be 45+, with one or more risk factors, to qualify for a screening.
**Screenings are not covered by health insurance, and payment is due at the time of service.

Meet Our Team