SSM Health Medical Group
Mansoor Haq, MD
Hematology, Medical Oncology, Internal Medicine, Hematology and Oncology

Mansoor Haq, MD is board certified in medical oncology and hematology. He graduated from King Edward Medical College and completed his residency and a fellowship at the University of Tennessee Health Science Center.
After his fellowship, Dr. Haq became a community practice physician specializing in oncology and hematology in Southern Illinois.
Dr. Haq treats patients 18 years of age and older and has a special interest in general hematology/oncology with a focus on breast, lung, colon, prostate and lymphoma cancers. He is a member of the American Society of Clinical Oncology.
_"Being a doctor provides me an opportunity to develop a close relationship with my patients. I strive to provide state of the art treatment while meeting my patient's medical and emotional needs. I see a lot of hope for cancer patients due to ever expanding treatments becoming available."_ - Mansoor Haq, MD
After his fellowship, Dr. Haq became a community practice physician specializing in oncology and hematology in Southern Illinois.
Dr. Haq treats patients 18 years of age and older and has a special interest in general hematology/oncology with a focus on breast, lung, colon, prostate and lymphoma cancers. He is a member of the American Society of Clinical Oncology.
_"Being a doctor provides me an opportunity to develop a close relationship with my patients. I strive to provide state of the art treatment while meeting my patient's medical and emotional needs. I see a lot of hope for cancer patients due to ever expanding treatments becoming available."_ - Mansoor Haq, MD
About Me
Specialties
Hematology
Medical Oncology
Internal Medicine
Hematology and Oncology
Gender
Male
Education
University of Tennessee - Memphis
Residency, 2011
University of Tennessee Health Sciences Center
Fellowship, 2014
King Edward Medical University
Medical School, 2003
Hospital Affiliations
SSM Health DePaul Hospital - St. Louis
SSM Health St. Clare Hospital - Fenton
SSM Health St. Mary's Hospital - St. Louis
Certifications
American Board of Internal Medicine
American Board of Internal Medicine/Hematology
American Board of Internal Medicine/Medical Oncology
Drug Enforcement Administration
Illinois Department of Professional Regulation
Missouri Dept of Health/Narcotics&Dangerous Drugs
Missouri State Board of Registration
Medical Interests
Breast cancer
Colon cancer
Hodgkin lymphoma
Lung cancer
Lymphoma non Hodgkin
Prostate cancer
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 Clearly4.9Knew Medical History4.9Involved in Care Decisions4.9Showed 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
169 ratings,
77 reviews
8/4/2026
Respect patients need
7/31/2026
Understanding
7/30/2026
He is a very thorough and kind dr. I have every confidence in him managing my care
7/22/2026
Always great care and very efficient
7/22/2026
Dr Haq is very friendly and professional.
Map & Directions
SSM Health Cancer Care
1011 Bowles Ave., Suite G50 Fenton, MO 63026
Mon
7:30 am - 4:00 pm
Tue
7:30 am - 4:00 pm
Wed
7:30 am - 4:00 pm
Thu
7:30 am - 4:00 pm
Fri
7:30 am - 4:00 pm
Sat
Closed
Sun
Closed
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