Ulunna K. MacBean

Ulunna K. MacBean

MD, MS, FACS Breast, General, Emergency, and Robotic Surgeon

Dr. Ulunna MacBean is a general elective and emergency surgeon with Lincoln Surgical Associates.

  • Memorial
  • HSHS

About Dr. MacBean

Dr. MacBean joined Lincoln Surgical Associates in April 2025 as a breast, general, emergency, and robotic surgeon. She has been a general surgeon with HSHS St. Joseph's Hospitals in Breese and Highland since 2018. She also sees patients at Memorial Hospital Belleville, Memorial Hospital Shiloh, and HSHS St. Elizabeth's Hospital in O'Fallon.

Dr. MacBean provides acute care surgical services for the emergency rooms and inpatient floors. She also performs laparoscopic surgeries, upper and lower endoscopies, screening colonoscopies, hernia repair, and lymph node biopsies in her role as a general surgeon.

Dr. MacBean earned her medical degree at Ross University School of Medicine in Portsmouth, Dominica, West Indies. She completed a general surgery residency at St. Luke's University Hospital in Bethlehem, Pennsylvania.

She is a fellow of the American College of Surgeons and board certified by the American Board of Surgeons. Dr. MacBean is also a member of the American College of Surgeons, American Medical Association, and Association of Women Surgeons.

Dr. MacBean enjoys cooking, dancing, acting, sewing, knitting, and traveling.

  • Hospitals

    HSHS St. Elizabeth's Hospital HSHS St. Joseph's Hospital Breese HSHS St. Joseph's Hospital Highland Memorial Hospital Belleville Memorial Hospital Shiloh
  • Medical Degree

    Ross University School of Medicine in Portsmouth, Dominica, West Indies

  • General Surgery Residency

    St. Luke’s University Hospital in Bethlehem, Pennsylvania

  • Board Certification

    American Board of Surgeons

  • Fellow

    American College of Surgeons

  • Affiliations

    American College of Surgeons


    American Medical Association


    Association of Women Surgeons
    Golden Key International Society

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