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
Missouri University of Science & Technology
Bachelor of Science, 2019
Stephens College
Master of Physician Assistant Studies, 2023
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 Experience4.8Listened Carefully4.9Explained Things Clearly4.6Knew Medical History4.7Involved 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
129 ratings,
68 reviews
10/17/2026
Punctual, friendly, not rushing
10/15/2026
Very pleasant. Happy to help.
10/13/2026
She was not concerned and didn’t care at all. I’ve been a patient of Dr Mike for over 30 years now and I can’t even get into him anymore
10/12/2026
Knowledgeable and kind
10/11/2026
She was awesome!
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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