SSM Health Medical Group
Sean Marx, MD
Orthopedic Surgery, Radiology

Dr. Marx is a board-certified orthopedic surgeon who specializes in treating sports injuries of the shoulder and knee. He has expertise in both arthroscopic and open techniques for treating injuries to the ACL, meniscus, cartilage, rotator cuff, and labrum in addition to shoulder and knee replacement surgery. He enjoys treating patients and athletes of all ages and abilities, working to help them get back to the activities that are most important in their lives.
Dr. Marx grew up in upstate New York where he played soccer and participated in track and field before attending the University of Notre Dame where he obtained a Bachelor's of Science degree. He returned closer to home to attend medical school at SUNY Upstate Medical University in Syracuse, NY. He remained at SUNY Upstate to complete his residency in orthopedic surgery. He continued his training at the University of Kentucky with a fellowship in Sports Medicine where he learned and adopted cutting-edge techniques in both arthroscopic and open surgical procedures from leading experts in their field.
Dr. Marx grew up in upstate New York where he played soccer and participated in track and field before attending the University of Notre Dame where he obtained a Bachelor's of Science degree. He returned closer to home to attend medical school at SUNY Upstate Medical University in Syracuse, NY. He remained at SUNY Upstate to complete his residency in orthopedic surgery. He continued his training at the University of Kentucky with a fellowship in Sports Medicine where he learned and adopted cutting-edge techniques in both arthroscopic and open surgical procedures from leading experts in their field.
About Me
Specialties
Orthopedic Surgery
Radiology
Education
SUNY Upstate Medical University
Residency, 2019
University of Kentucky College of Medicine
Fellowship, 2020
SUNY Upstate Medical University
Medical School, 2014
Hospital Affiliations
SSM Health St. Mary's Hospital - Jefferson City
Certifications
American Board of Orthopaedic Surgery
Drug Enforcement Administration
Missouri Dept of Health/Narcotics&Dangerous Drugs
Missouri State Board of Registration
Reviews
Rating Breakdown
Reviews are measured on a scale of 1 to 5, with 5 being the best score.
Question Breakdown
4.8Overall Experience4.8Listened Carefully4.8Explained Things Clearly4.6Knew Medical History4.8Involved in Care Decisions4.9Showed Courtesy & Respect
Patient Reviews
SSM Health only displays patient satisfaction data for providers included in our survey process and who have a minimum of 30 returned surveys. The overall rating is an average of all responses to the survey questions listed below. The ratings and comments submitted by patients reflect their own views and opinions. Patient identities are withheld to ensure confidentiality and privacy. Learn more about our survey.
4.8 out of 5
86 ratings,
32 reviews
6/25/2026
It was great He actually did my surgery sooner than expected
6/12/2026
I am looking forward to dr marx doing my knee surgery
6/5/2026
Dr. Marx was focused on fixing my injury. I felt comfortable talking with Dr. Marx and confident he will fix my injury .
6/4/2026
Very professional but caring
5/22/2026
Greatest
Map & Directions
SSM Health Medical Group - Orthopedics
2505 Mission DriveJefferson City, MO 65109



