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

4.9 out of 5 –
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
Sleep Medicine
Pediatric Sleep Medicine
Gender
Male
Education
St. Louis University Health Sciences Center
Fellowship, 2013
University of Missouri-Columbia School of Medicine
Medical School, 2004
Saint Vincent's Health System
Residency, 2007
Saint Vincent's Health System
Internship, 2005
University of Missouri - Columbia
Bachelor of Arts, 2000
Certifications
American Board of Family Medicine
Missouri Dept of Health/Narcotics&Dangerous Drugs
Missouri State Board of Registration
American Board of Family Medicine-Sleep Medicine
Drug Enforcement Administration
Reviews
The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.
4.9 out of 5
102 ratings,
25 reviews
11/21/2025
Dr. Johnson is a favorite!!
11/12/2025
He was very thorough and detailed to what I needed to do for my Sleep Study.
11/7/2025
Great doctor to explain all questions I have asked.
10/29/2025
Caring and a good listener
9/16/2025
Dr. Johnson was very professional, courteous and answered all my questions to my satisfaction.
SSM Health Express Virtual Care
Online Health Care that Fits Your Life
Hours: Daily, 6:00 AM to 10:00 PM
Offering two affordable options. Choose the most convenient for you.
Map & Directions
SSM Health Medical Group
1475 Kisker Road, Suite 200 St. Charles, MO 63304
Monday
8:30 am - 5:00 pm
Tuesday - Wednesday
Closed
Thursday
8:30 am - 5:00 pm
Friday
8:30 am - 12:00 pm
Saturday - Sunday
Closed
Phone
636-498-7880Schedule a Visit with Johnson's Care Team

SLUCare Physician Group
Rocio Del Carmen Zeballos Chavez, MD
Pulmonary Disease, Internal Medicine, Pediatric Sleep Medicine, Pediatrics
4.9 out of 5 – 102 ratings

SLUCare Physician Group

