Marshall St. Amant, MD

Dr. St. Amant was born and raised in Baton Rouge.

He completed medical school, and residency training through LSU School of Medicine in New Orleans, LA. He completed his Fellowship in Maternal-Fetal Medicine at the University of Maryland.

Dr. St. Amant is an Associate Clinical Professor at LSU Health Sciences Center.



  • Maternal-Fetal Medicine

Physician Groups

  • Woman's Maternal Fetal Medicine



  • Maternal-Fetal Medicine: American Board of Obstetrics and Gynecology
  • OB/GYN: American Board of Obstetrics and Gynecology

Special Interests

Special Interests

Dr. St. Amant specializes in Prenatal Diagnosis, Fetal Ultrasound Assessment, Genetics, Hypertension during Pregnancy.

He has extensive experience in both Chorionic Villus Sampling and Amniocentesis.

He is accomplished at Fetal Blood Sampling and Fetal Transfusions.