SLUCare Physician Group
Samuel Rheinhardt, MD
Colon and Rectal Surgery, General Surgery

Dr. Samuel Rheinhardt is a colorectal surgeon who treats diseases of the colon, rectum and anus, provides screening and advanced endoscopy, and surgical management of inflammatory bowel disease. He also offers advanced surgical decision-making for patients with inherited colorectal cancer syndromes, as well as a non-operative "watch and wait" approach to treating rectal cancer.
Dr. Rheinhardt performs minimally invasive and organ-preserving robotic surgery for colorectal cancer, robotic surgery for colorectal disease, and robotic parastomal hernia repair. Other services include sacral nerve stimulator for fecal incontinence, transanal robotic surgery for treatment of early-stage rectal cancer, Botox treatment of anal fissures, and cleft lift for treatment of pilonidal disease.
Dr. Rheinhardt is an assistant professor in the Department of Surgery, Division of General Surgery, at Saint Louis University School of Medicine.
His research interests include using colonic stenting as a bridge to surgery in cancer patients and tissue-sparing techniques in pilonidal disease.
Dr. Rheinhardt performs minimally invasive and organ-preserving robotic surgery for colorectal cancer, robotic surgery for colorectal disease, and robotic parastomal hernia repair. Other services include sacral nerve stimulator for fecal incontinence, transanal robotic surgery for treatment of early-stage rectal cancer, Botox treatment of anal fissures, and cleft lift for treatment of pilonidal disease.
Dr. Rheinhardt is an assistant professor in the Department of Surgery, Division of General Surgery, at Saint Louis University School of Medicine.
His research interests include using colonic stenting as a bridge to surgery in cancer patients and tissue-sparing techniques in pilonidal disease.
About Me
Specialties
Colon and Rectal Surgery
General Surgery
Gender
Male
Education
Indiana University School of Medicine
Medical School, 2015
Indiana University Medical Center - Indianapolis
Residency, 2020
Southern Illinois University School of Medicine
Fellowship, 2021
Hospital Affiliations
SSM Health DePaul Hospital - St. Louis
SSM Health Saint Louis University Hospital
SSM Health St. Clare Hospital - Fenton
SSM Health St. Mary's Hospital - St. Louis
Certifications
American Board of Colon and Rectal Surgery
Drug Enforcement Administration
Missouri Dept of Health/Narcotics&Dangerous Drugs
Missouri State Board of Registration
Medical Interests
Benign anorectal disease
Colorectal cancer
Colorectal disorders
Fecal incontinence
Inflammatory bowel disease (IBD)
Pilonidal cysts
Robotic assisted surgery
Reviews
Rating Breakdown
Reviews are measured on a scale of 1 to 5, with 5 being the best score.
Question Breakdown
4.9Overall Experience4.9Listened Carefully4.9Explained Things Clearly4.8Knew 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.
4.9 out of 5
110 ratings,
45 reviews
6/18/2026
I give him an A+ rating.
6/6/2026
Calming and informative.
6/4/2026
Very professional and courteous to me And my son
5/28/2026
He is a amazing Doctor
5/28/2026
He took the time to explain all of the issues that I have the options for my condition. My wife and I left his office feeling like we had all of our questions answered and what my future holds. Very impressed with his knowledge of my condition.
