SSM Health Medical Group
Joanna Janas-Kaminsky, MD
Internal Medicine
SSM Health Medical Group
604 Pierce Blvd., Suite 150 O Fallon, IL 62269
Dr. Janas-Kaminsky is board certified in internal medicine and received her medical degree from the Medical Academy in Warsaw, Poland. She then completed an internship at the Medical Academy, which was followed by a residency at Danbury Hospital/Yale University School of Medicine in Danbury, Connecticut. Dr. Janas-Kaminsky treats patients 18 years of age and older.
About Me
Specialties
Internal Medicine
Gender
Female
Education
Akademia Medyczna Wydzial Lekarski
Medical School, 1991
Danbury Hospital
Residency, 1998
General Hospital of Warsaw & Post Graduate Trainin
Internship, 1994
Hospital Affiliations
SSM Health St. Mary's Hospital - St. Louis
Certifications
American Board of Internal Medicine
Drug Enforcement Administration
Illinois Department of Professional Regulation
Illinois Physician & Surgeon Controlled Substance
Missouri State Board of Registration
Medical Interests
Adult immunization
Chronic disease management
Health risk assessments
Management of chronic illness
Preventive care
Primary care
Routine check ups
Screening tests
Reviews
Rating Breakdown
Reviews are measured on a scale of 1 to 5, with 5 being the best score.
Question Breakdown
4.8Overall Experience4.7Listened Carefully4.8Explained Things Clearly4.6Knew Medical History4.7Involved 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.
4.7 out of 5
157 ratings,
61 reviews
8/12/2026
Very good and thorough
8/11/2026
Dr Kaminsky is an Outstanding Doctor who cares for her patients and their families
8/4/2026
She was knowledgeable about my health concerns and offered solutions but letting make the final decision
7/30/2026
She listens and she cares
7/20/2026
Very pleased with her care.
Map & Directions
SSM Health Medical Group
604 Pierce Blvd., Suite 150 O Fallon, IL 62269
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
Similar providers at this location
SSM Health Medical Group
Breena Hampton, APRN-CNP
Internal Medicine, Nurse Practitioner, Family Nurse Practitioner4.9 out of 5 – 30 ratings
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.