SSM Health Medical Group
Keely Dayton, APRN-CNP Nurse Practitioner, Family Medicine, Family Nurse Practitioner in Columbia, IL

SSM Health Medical Group
1000 Eleven South, Suite 4A Columbia, IL 62236
Keely Dayton, FNP-C, is a family nurse practitioner who provides comprehensive primary care services for patients of all ages - from infants to the elderly - addressing their physical, emotional, and social needs. She sees patients for both well and sick visits, diagnosing and treating them accordingly. She also partners with her patients to educate, guide, and empower them on their health journeys.
Keely's focus is primarily on preventive health; maintaining patient records; performing physical exams; ordering diagnostic tests; prescribing medications; developing treatment plans; and treating an array of acute and chronic illnesses, conditions, and injuries. She also has extensive prior experience in multiple specialties, including anesthesia, emergency medicine, bone marrow transplant, med/surg, and geriatrics.
Keely is a member of the American Association of Nurse Practitioners. She enjoys spending time with her family and is an avid St. Louis Blues fan.
Keely's focus is primarily on preventive health; maintaining patient records; performing physical exams; ordering diagnostic tests; prescribing medications; developing treatment plans; and treating an array of acute and chronic illnesses, conditions, and injuries. She also has extensive prior experience in multiple specialties, including anesthesia, emergency medicine, bone marrow transplant, med/surg, and geriatrics.
Keely is a member of the American Association of Nurse Practitioners. She enjoys spending time with her family and is an avid St. Louis Blues fan.
About Me
Specialties
Nurse Practitioner
Family Medicine
Family Nurse Practitioner
Gender
Female
Education
Saint Louis University
Bachelor of Science in Nursing, 2015
Chamberlain College of Nursing (Deaconess)
Master of Science in Nursing, 2018
Hospital Affiliations
SSM Health St. Clare Hospital - Fenton
Certifications
American Academy of Nurse Practitioners
Illinois Department of Professional Regulation
Missouri State Board of Nursing
Medical Interests
Acute care
Chronic disease management
Preventive care
Primary care
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 Clearly4.7Knew Medical History4.8Involved in Care Decisions4.8Showed 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
155 ratings,
61 reviews
9/4/2026
Patient and listened carefully then asked appropriate questions when she needed more information.
8/31/2026
Keely is amazing.....
8/4/2026
Appeared very knowledgeable
8/4/2026
She was very nice and took time to answer all my questions.
7/31/2026
Personable, pleasant and professional. Appreciated her help and would recommend her.
Map & Directions
SSM Health Medical Group
1000 Eleven South, Suite 4A Columbia, IL 62236
Mon
8:00 am - 4:30 pm
Tue
8:00 am - 4:30 pm
Wed
8:00 am - 4:30 pm
Thu
8:00 am - 4:30 pm
Fri
8:00 am - 4:30 pm
Sat
Closed
Sun
Closed
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