MarkRFleisherMD

Gastroenterology • Jacksonville, FL

Advanced Endoscopic Interventional, Inflammatory Bowel Disease

borland groover clinic

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Office
836 prudential drive
801
Jacksonville, FL 32223
Phone+1 904-288-0433

Fax+1 904-288-8996
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Education & Training

Zucker School of Medicine at Hofstra/Northwell at Lenox Hill HospitalFellowship, Gastroenterology, 1994 - 1996
Zucker School of Medicine at Hofstra/Northwell at Lenox Hill HospitalResidency, Internal Medicine, 1990 - 1994
Tel Aviv University SacklerClass of 1990

Certifications & Licensure

FL State Medical License 1998 - 2025
TX State Medical License 1996 - 1998
American Board of Internal Medicine Gastroenterology

Awards, Honors, & Recognition

CMS Meaningful Use Stage 1 Certification NextGen Ambulatory EHR, NextGen Healthcare, 2011-2013

Clinical Trials

Monitoring Disease Activity Using Video Capsule Endoscopy (VCE) in Crohn's Disease (CD) Subjects Start of enrollment: 2013 Aug 01
Completed
Not Applicable
Efficacy and Safety of Anti-MAP Therapy in Adult Crohn's Disease Start of enrollment: 2013 Sep 01
Completed
Phase 3

Publications & Presentations

PubMed

32 citations
Multicentre, prospective, randomised study comparing the diagnostic yield of colon capsule endoscopy versus CT colonography in a screening population (the TOPAZ study).
Brooks D. Cash, Mark R Fleisher, Steven Fern, Elizabeth Rajan, Robyn Haithcock, David Kastenberg, David Pound, Neofytos P. Papageorgiou, Ignacio Fernandez-Urien, Ira S...> ;Gut. 2021 Nov 1
36 citations
Panenteric capsule endoscopy versus ileocolonoscopy plus magnetic resonance enterography in Crohn’s disease: a multicentre, prospective study
David H. Bruining, Salvatore Oliva, Mark R Fleisher, Monika Fischer, Joel G. Fletcher> ;BMJ Open Gastroenterology. 2020 Jun 1
30 citations
Utility of video capsule endoscopy for longitudinal monitoring of Crohn's disease activity in the small bowel: a prospective study.
Gil Y. Melmed, Marla Dubinsky, David T. Rubin, Mark R Fleisher, Shabana F. Pasha, Atsushi Sakuraba, Felix Tiongco, Ira Shafran, Ignacio Fernandez-Urien, Bruno Rosa, Ne...> ;Gastrointestinal Endoscopy. 2018 Dec 1
48 citations
Effects of Vedolizumab Therapy on Extraintestinal Manifestations in Inflammatory Bowel Disease.
Mark R. Fleisher, Jan Marsal, Scott D. Lee, Laura E. Frado, Alyssa Parian, Burton I. Korelitz, Brian G. Feagan> ;Digestive Diseases and Sciences. 2018 Feb 26
Among giants.
Fleisher, M. R.> ;Inflamm. Bowel Dis.. 2013 Sep
579 citations
A randomized trial of Ustekinumab, a human interleukin-12/23 monoclonal antibody, in patients with moderate-to-severe Crohn's disease.
William J. Sandborn, Brian G. Feagan, Richard N. Fedorak, Ellen Scherl, Mark R. Fleisher, Seymour Katz, Jewel Johanns, Marion Blank, Paul Rutgeerts> ;Gastroenterology. 2008 Oct 1
69 citations
Cumulative experience with short- and long-term toxicity to 6-mercaptopurine in the treatment of Crohn's disease and ulcerative colitis.
Jonathan I Warman, Burton I. Korelitz, Mark R. Fleisher, Ram Janardhanam> ;Journal of Clinical Gastroenterology. 2003 Sep 1
161 citations
Infliximab for treatment of pyoderma gangrenosum associated with inflammatory Bowel disease
Miguel Regueiro, John F. Valentine, Scott E. Plevy, Mark R. Fleisher, Gary R. Lichtenstein> ;The American Journal of Gastroenterology. 2003 Aug 1
111 citations
Malignant neoplasms subsequent to treatment of inflammatory bowel disease with 6-mercaptopurine.
Burton I. Korelitz, Felice Mirsky, Mark R. Fleisher, Jonathan I Warman, Nathaniel Wisch, Gilbert W Gleim> ;The American Journal of Gastroenterology. 1999 Nov 1
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