SSM Health Medical Group
Homer Johnson, MD
Pediatric Sleep Medicine, Sleep Medicine, Family Medicine

SSM Health Medical Group
1475 Kisker Road, Suite 200 St. Charles, MO 63304
H. Thomas Johnson, MD, is board-certified in sleep medicine and family medicine. He works as a pediatric and adult sleep specialist. He is affiliated with SSM Health Cardinal Glennon Children's Hospital, and SSM Health St. Joseph Hospital - St. Charles. Dr. Johnson is also the director of the pediatric sleep center at SSM Health St. Joseph Hospital - St. Charles.
Dr. Johnson has been in practice in the St. Louis area since 2007. He graduated from the University of Missouri-Columbia with his medical degree and completed his residency at St. Vincent's HealthCare in Jacksonville, Fla. After completing his residency, Dr. Johnson practiced family medicine for five years. He then went on to complete a fellowship in sleep medicine at Saint Louis University before joining SSM Health. Dr. Johnson has also served as the President of the Missouri Sleep Society and is involved in the American Academy of Sleep Medicine.
Dr. Johnson has been in practice in the St. Louis area since 2007. He graduated from the University of Missouri-Columbia with his medical degree and completed his residency at St. Vincent's HealthCare in Jacksonville, Fla. After completing his residency, Dr. Johnson practiced family medicine for five years. He then went on to complete a fellowship in sleep medicine at Saint Louis University before joining SSM Health. Dr. Johnson has also served as the President of the Missouri Sleep Society and is involved in the American Academy of Sleep Medicine.
About Me
Specialties
Pediatric Sleep Medicine
Sleep Medicine
Family Medicine
Gender
Male
Education
University of Missouri-Columbia School of Medicine
Medical School, 2004
Saint Vincent's Health System
Residency, 2007
St. Louis University Health Sciences Center
Fellowship, 2013
University of Missouri - Columbia
Bachelor of Arts, 2000
Saint Vincent's Health System
Internship, 2005
Hospital Affiliations
SSM Health Cardinal Glennon Children's Hospital
SSM Health St. Joseph Hospital - St. Charles
SSM Health St. Mary's Hospital - St. Louis
Certifications
American Board of Family Medicine
American Board of Family Medicine/Sleep Medicine
Drug Enforcement Administration
Missouri Dept of Health/Narcotics&Dangerous Drugs
Missouri State Board of Registration
Medical Interests
Growing pains
Insomnia
Narcolepsy
Obstructive sleep apnea
Restless legs syndrome
Shift work disorder
Snoring
Reviews
Rating Breakdown
Reviews are measured on a scale of 1 to 5, with 5 being the best score.
Question Breakdown
4.9Overall Experience5.0Listened Carefully4.9Explained Things Clearly4.9Knew Medical History4.9Involved in Care Decisions5.0Showed 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.
4.9 out of 5
84 ratings,
16 reviews
5/17/2026
My experience.has been great. Don't change anything.
5/15/2026
very personable, helpful, took his time with us
4/18/2026
Very good listened to my questions and great feedback
4/3/2026
Dr. Johnson was very easy to talk to and explained our care options fully.
3/24/2026
Very professional, but easy to talk to. I felt very comfortable talking to him.
Map & Directions
SSM Health Medical Group
1475 Kisker Road, Suite 200 St. Charles, MO 63304
Mon
8:30 am - 5:00 pm
Tue
Closed
Wed
Closed
Thu
8:30 am - 5:00 pm
Fri
8:30 am - 12:00 pm
Sat
Closed
Sun
Closed