Ascension St. John Owasso

  • Hospital/Medical Center
  • Imaging
  • Laboratory

About Us

In Oklahoma, our care team at Ascension St. John Owasso Hospital and ER delivers personalized testing and care for your everyday health needs.

Ascension St. John Owasso is a hospital with 24/7 emergency care and a Center for Women's Health. We deliver general surgical care for life-threatening injuries and illnesses. Ascension St. John Owasso offers lab tests and all-digital diagnostic imaging for mammograms, CT, MRI, and bone density. Our maternity care team starts by listening to you to deliver care that’s right for you and your baby. Our OB-GYN doctors specialize in women’s healthcare at every stage of life. We don’t just deliver babies at our birthing center. We deliver personalized care before, during and after pregnancy.

Care for your everyday health needs

Our primary and specialty care doctors offer advanced care close to home. Learn more about our services and programs:


Five-Star Quality Rating from CMS
Ascension St. John Owasso was recently awarded a five-star rating, the highest achievement level possible, from the Centers for Medicare & Medicaid Services (CMS). Of the more than 4,500 hospitals evaluated nationwide by CMS, only 407 received a five-star rating. The hospital rating summarizes a variety of measures across seven areas of quality – including safety of care, effectiveness of care, and patient experience – into a single star rating for each hospital.

Ascension St. John Owasso named one of the nation’s Top 100 Hospitals 
For a fourth year in a row, Ascension St. John Owasso has been named to the 2020 IBM Watson Health 100 Top Hospitals list. Theis honor recognizes Ascension St. John Owasso as one of the top performing hospitals in the nation for 2020. IBM Watson Health identified the top hospitals from a rigorous evaluation of 3,134 short-term, acute care, non-federal hospitals in the U.S. 

Ascension St. John Owasso Earns Excellence in Healthcare Awards from Professional Research Consultants
Ascension St. John Owasso received awards from healthcare market research firm Professional Research Consultants for 2019-20. The awards include:

  • 5-Star patient satisfaction award (Top 10% Nationally) overall hospital rating
  • 5-Star patient satisfaction award (Top 10% Nationally) for overall quality of care in its Emergency Department
  • 5-Star patient satisfaction award (Top 10% Nationally) for its OB/GYN services

If you are experiencing a life-threatening medical emergency, go to the nearest ER or call 911.