William B. Smithy, MD — Academic Profile

  • Assistant Professor of Surgery

Board Certifications


Medical School
  • Columbia University (1981)
Residency Training
  • General Surgery, St. Luke's-Roosevelt Hospital Center, New York, NY
Fellowship Training
  • Colon and Rectal Surgery, Robert Wood Johnson University Hospital, New Brunswick, NJ

Affiliated Specialty Center

Clinical Interests/Expertise

  • Management of diseases of the small bowel, colon, rectum, and anus, including colon, rectal, and anal cancer, diverticulitis, familial polyposis, chronic ulcerative colitis, Crohn's disease, ileoanal reservoir (J-pouch), colon polyps, incontinence, prolapse, anorectal abscess, fistula, fissure, and hemorrhoids
  • Colonosopy
William B. Smithy, MD

Contact Information

Division of Colon and Rectal Surgery
Department of Surgery, Health Sciences Center T18-046B
Stony Brook Medicine
Stony Brook, NY 11794-8191
Tel: 631-444-2704
Fax: 631-444-7784

For patient care information, including insurance participation and practice locations, click here.
  • Honors
  • Publications
  • Additional
  • Selected for inclusion in the Castle Connolly Guide, Top Doctors: New York Metro Area, representing the top 10% of physicians in the New York Metropolitan area
  • Attending of the Year Award (General Surgery Residents Class of 2014)
  • Alpha Omega Alpha Voluntary Faculty Award (Stony Brook Medical School Class of 2008)
  • El-Gohary Y, Abbas SK, Yelika SB, Smithy W, Bergamaschi R. Colonoscopic management of ileocolic anastomotic torsion. Colorectal Dis 2017;19:208-9.
  • Smithy WB, Cuadros CL, Johnson H, Kral JG. Effects of ileal interposition on body weight and intestinal morphology in dogs. Int J Obes 1986;10:453-60.
  • Smithy WB, Wexner SD, Dailey TH. The diagnosis and treatment of acute appendicitis in the aged. Dis Colon Rectum 1986;29:170-3.
  • Wexner SD, Smithy WB, Milsom JW, Dailey TH. The surgical management of anorectal diseases in AIDS and pre-AIDS patients. Dis Colon Rectum 1986;29:719-23.
  • Wexner SD, Smithy WB, Trillo C, Hopkins BS, Dailey TH. Emergency colectomy for cytomegalovirus ileocolitis in patients with the acquired immune deficiency syndrome. Dis Colon Rectum 1988;31:755-61.
  • Fellow, American College of Surgeons (FACS)
  • Fellow, American Society of Colon and Rectal Surgeons (FASCRS)