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J. Marcus Downs, M.D., FACS, FASCRS

General Summary

Dr. Downs is the program director for the residency program in colon and rectal surgery at Parkland Hospital and Texas Health Presbyterian Hospital Dallas. Dr. Downs has been in private practice since 1993.

Education

  • Fellowship in Colon and Rectal Surgery
    Parkland Hospital, Dallas, TX
  • Fellowship in Colon and Rectal Surgery
    Texas Health Presbyterian Hospital Dallas, Dallas, TX
  • Residency in General Surgery
    Wilford Hall USAF Medical Center, San Antonio, TX
  • Internship in Surgery
    University of Missouri, Columbia, MO
  • Medical Doctorate
    University of Missouri, Columbia, MO

Accolades & Memberships

  • American Board of Colon and Rectal Surgery
  • American Board of Surgery
  • American College of Surgeons, Fellow
  • American Medical Association
  • American Society of Colon and Rectal Surgeons, Fellow
  • Consumers’ Research Council of America Guide to America’s Top Surgeons
  • D Magazine Best Doctors in Dallas (2001, 2003 – 2020)
  • Dallas County Medical Society
  • Texas Medical Association

Surgery Locations

  • North Central Surgical Center Hospital
  • North Texas Team Care Surgery Center
  • Park Cities Surgery Center
  • Texas Health Presbyterian Hospital Dallas

Conditions

  • Anal Cancer
  • Anal Fissure
  • Anal Fistula
  • Anal Warts
  • Anorectal Abscess
  • Colon Cancer
  • Crohn's Disease
  • Diverticulitis
  • Diverticulosis
  • Fecal Incontinence
  • Hemorrhoids
  • Inflammatory Bowel Disease
  • Ostomy
  • Pelvic Floor Therapy
  • Pilonidal Disease
  • Polyps of the Colon and Rectum
  • Pruritus Ani
  • Rectal Bleeding
  • Rectal Cancer
  • Rectal Prolapse
  • Rectocele
  • Ulcerative Colitis

Procedures

  • Anal Fissurectomy
  • Anal Fistulectomy
  • Anorectal Manometry
  • Colectomy, Bowel Resection
  • Colostomy
  • Hemorrhoid, Rubber Band Ligation
  • Hemorrhoidectomy
  • High Resolution Anoscopy
  • Ileal Pouch Anal Anastomosis (J-Pouch)
  • Laparoscopic - Minimally Invasive Colorectal Surgery
  • Open Colorectal Surgery
  • Robotic Colorectal Surgery - Intuitive da Vinci Robotic Surgery (Si and Xi platforms)
  • Robotic Rectal Resection
  • Sacral Neuromodulation
  • Screening, Diagnostic and Therapeutic Colonoscopy
  • Sigmoidoscopy
  • Transanal Endoscopic Microsurgery (TEM)
  • Transanal Hemorrhoidal Dearterialization (THD)

Other Information

Dr. Downs claims a variety of interests and hobbies ranging from bluegrass music to water polo. He is an enthusiastic cyclist, loves to swim, and still finds time for another favored pastime, reading. Dr. Downs is a United States Air Force veteran and resides in Dallas with his wife and two children.