SSM Health Medical Group
Riley Busch, PA-C Physician Assistant in O Fallon, MO

Riley Busch, PA-C, is a certified physician assistant who specializes in family medicine for patients ages 13 and older. She provides preventative medical services such as immunizations, school and work physicals, and well-woman exams. She also treats various acute illnesses, minor injuries, and chronic issues, including sore throats, ear pain, urinary tract infections, skin abscesses, flu, headaches, high blood pressure, diabetes, and allergies.
Riley is passionate about delivering exceptional patient care, while educating, treating, and managing her patients utilizing the most up-to-date, evidence-based practice. A collaborative team player, she has a strong foundation in both clinical skills and patient management. She also has extensive experience in various medical specialties, including urgent care, emergency medicine, internal medicine, surgery, pediatrics, family medicine, women's health, and behavioral health.
Riley is a member of the Missouri Academy of Physician Assistants.
Riley is passionate about delivering exceptional patient care, while educating, treating, and managing her patients utilizing the most up-to-date, evidence-based practice. A collaborative team player, she has a strong foundation in both clinical skills and patient management. She also has extensive experience in various medical specialties, including urgent care, emergency medicine, internal medicine, surgery, pediatrics, family medicine, women's health, and behavioral health.
Riley is a member of the Missouri Academy of Physician Assistants.
About Me
Specialties
Physician Assistant
Gender
Female
Education
Stephens College
Master of Physician Assistant Studies, 2023
Missouri University of Science & Technology
Bachelor of Science, 2019
Hospital Affiliations
SSM Health St. Joseph Hospital - Lake Saint Louis
SSM Health St. Joseph Hospital - St. Charles
Certifications
Drug Enforcement Administration
Missouri Dept of Health/Narcotics&Dangerous Drugs
Missouri State Board of Registration
National Comm on Certif of Physician Assistants
Medical Interests
Acute care
Adult immunization
Allergy treatment
Chronic disease management
Diabetes
Headaches
Hypertension
Management of chronic illness
Pediatric immunizations
Routine check ups
UTI Urinary tract infections
Reviews
Rating Breakdown
Reviews are measured on a scale of 1 to 5, with 5 being the best score.
Question Breakdown
4.8Overall Experience4.9Listened Carefully4.9Explained Things Clearly4.7Knew 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
117 ratings,
66 reviews
8/20/2026
Always professional and friendly
8/13/2026
Riley was very thorough and explained things
8/13/2026
very professional, knowledgeable and friendly. A pleasure to work with.
8/13/2026
Kind funny outstanding can't do better.
8/8/2026
She had reviewed my record before coming in, listened, offered encouragement and asked about family.
Map & Directions
SSM Health Medical Group
1101 Highway KO Fallon, MO 63366
Mon
7:30 am - 5:00 pm
Tue
7:30 am - 5:00 pm
Wed
7:30 am - 5:00 pm
Thu
7:30 am - 5:00 pm
Fri
7:30 am - 5:00 pm
Sat
Closed
Sun
Closed
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