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J. Mark Kiely, MD, FACS

Board Certifications: 
Colon and Rectal Surgery, Surgery
Accepting New Patients
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Phone Appointments

New and Existing Patients: 
(212) 342-1155


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Credentials & Experience

Board Certifications

  • Colon and Rectal Surgery
  • Surgery

Clinical Expertise

  • Sacral Nerve Stimulation (SNS)
  • Rectal Bleeding
  • Rectal and Anal Surgery
  • Pilonidal Cyst/Abscess
  • Pelvic Floor-Muscle Rehab
  • Ostomy Reversals
  • Ostomy Creation, Care and Revision
  • Minimally Invasive Rectal Surgery
  • Min Invasive Colorectal Surgery
  • Megacolon
  • Laparoscopic Proctectomy
  • Laparoscopic Colon Resection
  • Laparoscopic Colectomy
  • J Pouch
  • Intussusception
  • Intestinal Obstruction
  • Ileostomy
  • Genital Warts
  • Diverticulitis
  • Colectomies
  • Biofeedback Therapy
  • Anorectal Surgical Procedures
  • Anal Warts
  • Anal Sphincter Incontinence
  • Anal Fistula
  • Advanced Laparoscopic Surgery
  • Adhesions
  • Twisted Colon/Intestine
  • Abscess Drainage
  • Transanal Endoscopic Microsurgery (TEMS)
  • Small Bowel Disease
  • Robotic Colon and Rectal Surgery
  • Rectal Surgery
  • Rectal Carcinoma
  • Rectal Cancer
  • Anal Cancer
  • Anal Fissure and Fistula
  • Anal Motility Disorders
  • Anorectal Disorder
  • Botulinum Toxin (Botox Injection)
  • Bowel Disease
  • Bowel Dysfunction
  • Bowel Incontinence
  • Bowel Problems
  • Bowel Surgery
  • Bowel-Sparing Strictureplasty
  • Cancer
  • Cancer Surgery
  • Clinical Research
  • Colitis
  • Colon and Rectal Disease
  • Colon and Rectal Surgery
  • Colon Cancer
  • Colon Cancer and Polyps
  • Colon Cancer Screening
  • Colon Cancer Screening and Prevention
  • Colon Disorder
  • Colon Polyps
  • Colon Surgery
  • Colonoscopy
  • Colorectal Cancer
  • Colorectal Cancer Screening
  • Colorectal Surgery
  • Constipation
  • Crohn's Disease
  • Da Vinci Robotic Surgery
  • Digestive System Disorder
  • Disease of Colon
  • Diverticular Disease
  • Failure to Thrive
  • Fecal Incontinence
  • Fistula, Anal
  • Gastrointestinal Bleeding
  • Gastrointestinal (GI) Second Opinion
  • Gastrointestinal Malignancies
  • Gastrointestinal Malignancy
  • Gastrointestinal Oncology
  • Gastrointestinal Tumors
  • Hemorrhoid Surgery
  • Hemorrhoids
  • HIV Related Diseases
  • Inflammatory Bowel Diseases (IBD)
  • Injection, Botulinum Toxin
  • Intestinal Surgery
  • Laparascopic Abdominal Surgery
  • Laparoscopic Cholecystectomy
  • Laparoscopic Colon and Rectal Surgery
  • Laparoscopic Colon Surgery
  • Laparoscopic Gallbladder Surgery
  • Laparoscopic Gastrointestinal Surgery
  • Minimally Invasive Surgery
  • Minimally Invasive Techniques
  • Outcomes Research
  • Pelvic Floor Disorders
  • Pelvic Floor Dysfunction
  • Pelvic Floor Reconstruction
  • Pelvic Floor Surgery
  • Pelvic Mass
  • Pelvic Prolapse
  • Polypectomy
  • Polyps
  • Prolapse of Female Pelvic Organs
  • Rectal Disease
  • Rectal Prolapse
  • Rectocele
  • Rectovaginal Fistula Repair
  • Recto-urinary Fistulas
  • Resident Education
  • Robotic Surgery
  • Second Opinion
  • Sphincter Saving Operations
  • Sphincter Sparing Surgery
  • Sigmoidoscopy
  • Small Bowel Cancer
  • Small Bowel Resection
  • Surgery
  • Surgery, Gastrointestinal
  • Ulcerative Colitis

Education & Training

  • University of Dublin, Trinity College (Ireland)
  • Internship: Adelaide & Meath Hospitals
  • Residency: Medical College of Wisconsin Affiliated Hospitals
  • Fellowship: Medical College of Wisconsin Affiliated Hospitals
  • Fellowship: Cleveland Clinic Foundation

Honors & Awards

  • Teacher of the Year, Baystate Medical Center, 2015.
  • ABSITE High Achiever, Medical College of Wisconsin, 2010.
  • Research, Annual Lunda Trauma Research Award, La. Crosse WI, May 2006.
  • Travel, International Medical Students Congress. Ainshams University Medical School. Cairo, Egypt, 1999.
  • Research Grant - Health Research Board, 1998.
  • Research Bursary - Adelaide Society, 1998.
  • Meath & Adelaide Travelling Scholarship. Voluntary Elective in Wanless Presbyterian Hospital, Miraj Maharastra, India. 1997

About J. Kiely

Dr. Kiely is an Assistant Professor of Surgery at Columbia University Medical Center and sees patients at the NewYork-Presbyterian/Columbia University Medical Center Main Campus site located in Washington Heights as well as at the Division's ColumbiaDoctors Scarsdale, Bronxville and Tarrytown locations in Westchester.

Having completed a Clinical Fellowship in Colon and Rectal Surgery at the Cleveland Clinic, Ohio in 2011, Dr Kiely was in an academic Colon and Rectal Surgery practice in Baystate Medical Center, Massachusetts for over five years before being recruited to Columbia. Dr. Kiely completed General Surgery Residency training at the Medical College of Wisconsin in 2010.

Dr. Kiely has a vast clinical experience in stranghtforward and complex colorectal conditions and he offers expertise in the surgical management of anorectal conditions, colon and rectal cancer, diverticulitis, inflammatory bowel disease, pelvic floor disorders, constipation and fecal incontinence. His specific clinical interests include robotic rectal cancer surgery, Crohn’s/inflammatory bowel disease, sphincter sparing anal fistula surgery (LIFT) procedure and abdominopelvic reoperative surgery. He has a keen interest in research and is an author on numerous publications in peer-reviewed journals, published abstracts, oral presentations and book chapters.

In addition to focusing on clinical research, outcomes and education within the division of colorectal surgery, Dr Kiely will lead the incorporation of trans-anal procedures (Ta-TME) for the management of a variety of colorectal conditions at NewYork-Presbyterian/Columbia University Medical Center. He will also be the lead surgeon for the development of the Colorectal Program for NewYork-Presbyterian/Lawrence Hospital in Bronxville, NY offering the robotic approach to surgery for benign and malignant colorectal conditions as well as pelvic floor disorders.

Originally from Ireland, Dr. Kiely graduated from medical school at the University of Dublin, Trinity College in 1999. After receiving an Associate Fellowship Degree from the Royal College of Surgeons in Ireland in 2002, he then completed research at the Medical College of Wisconsin from 2002 to 2005 and finished a thesis on leptin, obesity and intestinal function in 2006 obtaining a post-graduate degree (MD) from his alma mater, Trinity College Dublin.

Academic Titles

  • Assistant Professor of Surgery at CUMC

Hospital Affiliations

  • NewYork-Presbyterian/Columbia
  • NewYork-Presbyterian/Lawrence Hospital


  • Male

Insurance Accepted


  • EPO
  • HMO
  • Medicare Managed Care
  • NY Signature
  • NYP Employee Plan
  • POS
  • PPO
  • Signature Administrators
  • Student Health


  • Essential Plan
  • Medicaid Managed Care

Amida Care

  • Special Needs Plan


  • EPO
  • Great West
  • HMO
  • POS
  • PPO


  • Medicare Managed Care
  • PPO


  • ConnectiCare
  • EPO
  • Essential Plan
  • HMO
  • Medicaid Managed Care
  • Medicare Managed Care
  • POS
  • PPO
  • Select Care (Exchange)
  • Vytra

Empire Blue Cross Blue Shield

  • Blue Access (Exchange)
  • EPO
  • Gatekeeper (Exchange)
  • HMO
  • Medicare Managed Care
  • Pathway (Exchange)
  • POS
  • PPO

Empire Blue Cross Blue Shield HealthPlus

  • Child/Family Health Plus
  • Essential Plan
  • Medicaid Managed Care

Fidelis Care

  • Child/Family Health Plus
  • Medicaid Managed Care
  • Medicare Managed Care


  • Child/Family Health Plus
  • Leaf (Exchange)
  • Medicaid Managed Care
  • Medicare Managed Care

Local 1199

  • Local 1199


  • MagnaCare


  • Multiplan

Oxford Health Plans

  • Freedom
  • Liberty
  • Medicare Managed Care




  • Columbia University Employee Plan
  • Compass (Exchange)
  • Essential Plan
  • HMO
  • Medicaid (Community Plan)
  • Medicare Managed Care
  • POS
  • PPO


  • Medicare Managed Care
  • SelectHealth


  • Medicaid Managed Care
  • Medicare Managed Care

*Please contact the provider’s office directly to verify that your particular insurance is accepted.

Contact & Locations

161 Fort Washington Avenue
New York, New York 10032
(212) 342-1155
688 White Plains Road
Suite 223
Scarsdale, New York 10583
(212) 342-1155
55 Palmer Avenue
Bronxville, New York 10708
(212) 342-1155
155 White Plains Road
Tarrytown, New York 10591
(212) 342-1155


Selected Publications

  1. Kiely JM, O'Hanlon DM, MacConmara M, Connelly Y, Jeffers M, Keane FBV. An analysis of p21, a p53 target gene, in node positive breast carcinoma- Preliminary results. Ir J Med Sci 1999; 168(S6):18.
  2. MacConmara M, O'Hanlon DM, Kiely JM, Connelly Y, Jeffers M, Keane FBV. An evaluation of the prognostic significance of VEGF in primary breast carcinoma. Ir J Med Sci 1999; 168(S6):18. 
  3. Kiely JM, Brannigan AE, Foley E, Cheema S, O'Brien W, Delaney PV. Daycase laparoscopic cholecystectomy is feasible. Ir J Med Sci 2001;170:98-9.
  4. MacConmara M, O’Hanlon DM, Kiely JM, Connolly Y, Jeffers M, Keane, FB. An evaluation of the prognostic significance of VEGF in primary breast carcinoma. Int J Oncol 2002, 20:717-21.
  5. O'Hanlon DM, Kiely JM, MacConmara M, Al-Azzawi R, Connolly Y, Jeffers M, Keane FB. An immunohistochemical study of p21 and p53 expression in primary node positive breast carcinoma. Eur J Surg Oncol 2002; 28:103-7.
  6. Kiely JM, Nakeeb A, Komoroski RA, Wilson SD, Pitt HA. Cystic Pancreatic Neoplasms: Enucleate or resect? J Gastrointest Surg. 2003;7:890-7.
  7. Spinelli KS, Fromwiller TE, Daniel RA, Kiely JM, Nakeeb A, Komorowski RA, Wilson SD, Pitt HA. Cystic pancreatic neoplasms: observe or operate? Ann Surg. 2004 ;239:651-7.
  8. Graewin SJ, Lee KH, Kiely JM, Svatek CS, Swartz-Basile DA, Pitt HA. Gallbladder myocytes are short and CCK resistant in obese diabetic mice. Surgery, 2004;136:431-6.
  9. Graewin SJ, Kiely JM, Lee KH, Svatek CL, Nakeeb A, Pitt HA. Nonobese diabetic mice have diminished gallbladder motility and shortened crystal observation time. J Gastrointest Surg. 2004;8:824-30.
  10. Kiely JM, Noh JH, Pitt HA, Swartz-Basile DA. Impaired intestinal cell proliferation and cell death in leptin-deficient obese mice. JPEN J Parenter Enteral Nutr. 2005;29:30-35.
  11. Kiely JM, Graewin SJ, Pitt HA, Swartz-Basile DA. Altered intestinal motility in leptin-deficient obese mice. J Surg Res. 2005;124:98-103.
  12. Kiely JM, Graewin SJ, Pitt HA, Swartz-Basile DA. Leptin increases small intestinal response to cholecystokinin in leptin-deficient obese mice. J Surg Res. 2005;124:146-50.
  13. Touzios JG, Kiely JM, Pitt SC, Rilling WS, Quebbeman EJ, Wilson SD, Pitt HA. Neuroendocrine hepatic metastases: does aggressive management improve survival? Ann Surg. 2005;241:776-83.
  14. Graewin SJ, Kiely JM, Svatek CL, Pitt HA. Ciliary neurotrophic factor restores gallbladder contractility in leptin-resistant obese diabetic mice.
    J Surg Res. 2006;130:146-51.
  15. Kiely JM, Kavanagh EG, Guiney AM, C. Fiuza-Castineira, Delaney PV. Changes in outcome following surgery for colorectal cancer: one surgeon's experience. Ir J Med Sci. 2005;174:10-6.
  16. Kiely JM, Brasel KJ, Graewin SJ, Nowak DM, Christians KK, Nirula R. Crohn's disease presenting as necrotizing fasciitis: a case report. Am
    Surg. 2005;71:870-1.
  17. Kiely JM, Rilling WS. Touzios JT, Hieb, RA, Franco J, Saeian, K, Quebbeman EJ, Pitt HA. Chemoembolization in patients at high risk:
    results and complications. J Vasc Interv Radiol. 2006;17:47-53.
  18. Kiely JM, Brasel KB, Guse CE, Weigelt JA. Correlation of SF-12 and SF-36 in a trauma population. J Surg Res. 2006;132:214-8.
  19. Kiely JM, Noh JH, Svatek CL, Pitt HA, Swartz-Basile DA. Altered small intestinal absorptive enzyme activities in leptin-deficient obese mice:
    influence of bowel resection. J Pediatr Surg, 2006;41:1243-9.
  20. Kiely JM, Brasel KB, Weidner, Guse KL, Weigelt JA. Predicting quality of life six months after traumatic injury. J Trauma. 2006;61:791-8.
  21. Kiely JM, Graewin SJ, Dua KS, Nakeeb A, Erickson BA, Ritch PS, Pitt HA. Palliative stenting for late malignant gastric outlet obstruction. J
    Gastrointest Surg. 2007;11:107-13.
  22. Swartz-Basile DA, Lu D, Basile DP, Graewin SJ, Al-Azzawi H, Kiely JM, Mathur A, Yancey K, Pitt HA. Leptin regulates gallbladder genes
    related to absorption and secretion. Am J Physiol Gastrointest Liver Physiol. 2007;293:G84-90.
  23. Graewin SJ, Kiely JM, Lu D, Svatek CL, Al-Azzawi HH, Swartz-Basile DA, Pitt HA. Leptin regulates gallbladder genes related to gallstone
    pathogenesis in leptin-deficient mice. J Am Coll Surg. 2008;206:503-10.
  24. Pitt SC, Knuth J, Kiely JM, McDermott JC, Weber SM, Chen H, Rilling WS, Quebbeman EJ, Agarwal DM, Pitt HA. Hepatic Neuroendocrine
    Metastases: Chemo- or Bland Embolization? J Gastrointest Surg. 2008 Aug 16.
  25. Pitt SC, Pitt HA, Baker MS, Christians K, Touzios JG, Kiely JM, Weber SM, Wilson SD, Howard TJ, Talamonti MS, Rikkers LF. Small
    pancreatic and periampullary neuroendocrine tumors: resect or enucleate? J Gastrointest Surg. 2009 Sep;13(9):1692-8. Epub 2009
    Jun 23.
  26. Kiely JM, Fazio VW, Remzi FH, Shen B, Kiran RP. Pelvic sepsis after IPAA adversely affects function of the pouch and quality of life. Dis Colon Rectum. 2012 Apr;55(4):387-92.

Book Chapters

  1. Kiely JM, Pitt HA. Cystic Neoplasm of the Pancreas. Clinical Scenarios of Surgical Oncology. Lippincott Williams and Wilkins 2006.