SLUCare Physician Group
Guoyu Ling, MD
Internal Medicine, Endocrinology
SLUCare Physician Group
1225 S. Grand Blvd., Second Level St. Louis, MO 63104
Dr. Guoyu Ling specializes in treatment of patients with diabetes, adrenal disorders, and obesity-related endocrine disorders. His services include dynamic function tests of hormonal axis, evaluation and treatment of endocrine disorders, and comprehensive diabetes care.
His research interests include how obesity leads to endocrine dysfunction, such as hyperaldosteronism. He also conducts basic research in the laboratory.
Dr. Ling is an assistant professor in the Department of Internal Medicine, Division of Endocrinology, Diabetes and Metabolism, at Saint Louis University School of Medicine.
Dr. Ling is an associate member of the Endocrine Society and American Association of Clinical Endocrinologists.
He volunteers as a teaching physician at a free Chinese clinic run by medical students.
His research interests include how obesity leads to endocrine dysfunction, such as hyperaldosteronism. He also conducts basic research in the laboratory.
Dr. Ling is an assistant professor in the Department of Internal Medicine, Division of Endocrinology, Diabetes and Metabolism, at Saint Louis University School of Medicine.
Dr. Ling is an associate member of the Endocrine Society and American Association of Clinical Endocrinologists.
He volunteers as a teaching physician at a free Chinese clinic run by medical students.
About Me
Specialties
Internal Medicine
Endocrinology
Gender
Male
Education
St. Luke's Hospital - Chesterfield
Residency, 2014
Washington University School of Medicine
Fellowship, 2017
St. Luke's Hospital - Chesterfield
Internship, 2012
State University of New York-Albany
Doctor of Philosophy, 2005
Sun Yat-Sen University Medical Science
Medical School, 1994
Saint Louis University School of Medicine
Fellowship, 2021
Hospital Affiliations
SSM Health Saint Louis University Hospital
SSM Health St. Mary's Hospital - St. Louis
Certifications
American Board of Internal Medicine/Endocrinology, Diabetes & Metabolism
Drug Enforcement Administration
Missouri Dept of Health/Narcotics&Dangerous Drugs
Missouri State Board of Registration
Medical Interests
Addisons disease
Adrenal disorders
Cushings syndrome
Diabetes
Diabetes and heart disease
Diabetes and pregnancy
Diabetes complications
Diabetes insipidus
Diabetic kidney problems
Diabetic nerve problems
Gestational diabetes
Reviews
Rating Breakdown
Reviews are measured on a scale of 1 to 5, with 5 being the best score.
Question Breakdown
4.8Overall Experience4.8Listened 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
57 ratings,
18 reviews
6/28/2026
Good doctor! Thank so much.
6/26/2026
Dr. Ling follows up on test results and contacts patients if there is an issue.
6/24/2026
Dr. Ling is very knowledgeable about diabetes and my endocrine problems. He explains things thoroughly and answers any questions I have.
6/9/2026
I love this place and the people
5/5/2026
Again, very pleased.
Map & Directions
SLUCare Physician Group
1225 S. Grand Blvd., Second Level St. Louis, MO 63104
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
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