Malorie Simons, MD

Malorie K. Simons, MD headshot, wearing a white coat and glasses
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Assistant Professor

Clinical Locations

Educational Background

  • Weill Cornell Advanced Endoscopy Fellow, New York, NY, 2022
  • Chief Gastroenterology Fellow, Johns Hopkins Medicine Fellowship in Gastroenterology/Hepatology, Baltimore, MD, 2021
  • Internal Medicine Residency Program Warren Alpert Medical School of Brown University Providence, RI, 2018
  • Chief Medical Resident, Internal Medicine Residency Program Warren Alpert Medical School of Brown University. Providence, RI, 2018
  • Internal Medicine Residency Program Warren Alpert Medical School of Brown University, Providence, RI, 2017
  • Albany Medical College, Albany, NY, 2018
  • BA Degree in biology, Siena College: Combined MD and BA Medical Program, Loudonville, NY, 2010


  • ASGE Diversity Committee Member
  • ASGE Women’s Task Force Committee Member 
  • American College of Physicians, member
  • American Medical Women’s Association
  • President of Albany Medical College Member

Honors & Awards

  • Interview by ASGE The Advocate Series: The Advocate Series - Perspectives on the LGBTQ Community and Medicine, 2021
  • Interview by Healio Gastroenterology: Diversity in GI ‘Actually Matters and Actually Saves Lives’, 2021
  • ASGE Women’s Task Force, 2021
  • Chief Gastroenterology Fellow (2020-2021), Johns Hopkins Department of Gastroenterology, Baltimore, MD
  • Author Spotlight at Digestive Diseases and Sciences, 2020
  • Johns Hopkins Department of Medicine Fellows Teaching Award, 2019
  • Chief Medical Resident for Internal Medicine Residency Program at Warren Alpert Medical School of Brown University, 2018
  • Resident Teaching Award, 2017
  • Presidential Poster Award for “A fatal and preventable complication of celiac disease- a call to action,” American College of Gastroenterology Meeting, Honolulu, HI, 2015
  • AOA Induction, Albany Medical College Chapter, 2014
  • Gold Humanism Honor Society Induction, Albany Medical College Chapter, 2014


Selected Publications

Accepted in press: Simons, M. Sharaiha, R. Review: Updates in Bariatric Endoscopy (2022). Dig Dis Sci

Dbouk, M., Simons, M., Wang, B., Rosenblum, M., Gutierrez, O. I. B., Shin, E. J., ... & Canto, M. I. (2021). Durability of Cryoballoon Ablation in Neoplastic Barrett's Esophagus. Techniques and Innovations in Gastrointestinal Endoscopy.

Lopimpisuth, C., Simons, M.*, Akshintala, V. S., Prasongdee, K., Nanavati, J., & Ngamruengphong, S. (2021). Traction-assisted endoscopic submucosal dissection reduces procedure time and risk of serious adverse events: a systematic review and meta-analysis. Surgical endoscopy, 1-14.

Simons, Malorie (2020). Author Spotlight: M. Simons. Dig Dis Sci. 

Mallepally, N., Bilal, M., Hernandez-Barco, Y. G., Simons, M., Berzin, T. M., & Oxentenko, A. S. (2020). The new virtual reality: how COVID-19 will affect the gastroenterology and hepatology fellowship match. Digestive Diseases and Sciences, 65(8), 2164-2168.

Simons, M.*, Gandhi, S., Sloan, J.A. (2020). A Diagnostic and Therapeutic Dilemma: Achalasia or Pseudoachalasia? A Case of Dysphagia Aotica from Endovascular leak after Thoracic Aneurysm Repair.  PRACTICAL GASTROENTEROLOGY

Bilal, M., Simons, M., Rahman, A. U., Smith, Z. L., Umar, S., Cohen, J., ... & Pleskow, D. K. (2020). What constitutes urgent endoscopy? A social media snapshot of gastroenterologists’ views during the COVID-19 pandemic. Endoscopy International Open, 8(05), E693-E698.

Simons, M., Bulat, R. (2020). Enteric Tube Placement for Gastroparesis: Gastrostomy, Gastrojejunostomy and Jejunostomy. In R McCallum & J Clark & H Parkman & B Kuo.  Gastroparesis. San Diego, CA: Elsevier. 

Simons, M., Scott-Sheldon, L. A., Risech-Neyman, Y., Moss, S. F., Ludvigsson, J. F., & Green, P. H. (2018). Celiac disease and increased risk of pneumococcal infection: a systematic review and meta-analysis. The American journal of medicine, 131(1), 83-89.

10. Simons, M., Bautista, J., Occhiogrosso, R., Scott-Sheldon, L., & Gohh, R. (2017). Acute 

hypocalcemia following kidney transplantation may depend on the type of remote parathyroidectomy: a retrospective cohort study. Clinical nephrology, 87(6), 287.

Simons, M., Ferreira, J., Meunier, R., & Moss, S. (2016). Primary versus metastatic 

gastrointestinal melanoma: a rare case and review of current literature. Case reports in gastrointestinal medicine, 2016.

Simons, M., Apor, E., Butera, J. N., & Treaba, D. O. (2016). TAFRO syndrome associated with EBV and successful triple therapy treatment: case report and review of the literature. Case reports in hematology, 2016.

Ouseph, M. M.*, Simons, M.*, Treaba, D. O., Yakirevich, E., Green, P. H., Bhagat, G., ... & Mangray, S. (2016). Fatal Streptococcus pneumoniae sepsis in a patient with celiac disease-associated hyposplenism. ACG case reports journal, 3(4).

Simons, M., & Fine, S. (2016). Unusual Causes of Abdominal Pain. PRACTICAL 

Ginnan, R., Jourd’heuil, F. L., Guikema, B., Simons, M., Singer, H. A., & Jourd’heuil, D. (2013). NADPH oxidase 4 is required for interleukin-1β-mediated activation of protein kinase Cδ and downstream activation of c-jun N-terminal kinase signaling in smooth muscle. Free Radical Biology and Medicine, 54, 125-134.

Additional Publications

Simons, M. et al. Efficacy, Feasibility and Safety of the X-Tack Endoscopic Helix Tacking System: A Multicenter Experience.  Accepted Invitation for Oral presentation at Digestive Disease Week, May 2022

Dbouk, M., Simons M., Brewer-Gutierrez, O., Shin, E.J., Ngamrheungphong, Voltaggio L., Montgomery, E., Canto, M. Nitrous Oxide Cryoballoon Ablation is a Safe, Effective and Durable Treatment for Dysplastic Treatment-Naive and Previously-Ablated Barrett’s Esophagus. Accepted Invitation for Oral presentation at International Society for Diseases of the Esophagus, Oct 2020

Assis, D.*, Simons, M.*, Abdi, T., Sloan, J., Dbouk, M., Aziz, A., Manuelyan, Z., Chuidian, M. Brewer- Gutierrez, O., Stein, E., Canto, M. Prevalence and Clinical Significance of Esophagogastric Outflow Obstruction (EGJOO) in Patients with   Gastroesophageal Reflux Disease (GERD). Oral presentation at American Foregut Society Meeting in Orange County, CA. Mar 2020.

Simons, M. “Randomized Trial of Medical Versus Surgical Treatment for Refractory Heartburn.” Oral Presentation for Journal Club at Johns Hopkins Heartburn Center Conference in Baltimore, MD. 13 Feb 2020.

Simons, M. The Importance of Social Media in Gastroenterology. Lessons from my experience in Medical Journalism and Spotlight Example #MondayNightIBD led by Dr. Aline Charabaty. Oral Presentation at Johns Hopkins GI Ground Rounds in Baltimore, MD. 5 Sep 2019.

Simons, M. “It’s like Whack a Mole!” The challenges of recurrent bleeding from angiodysplasias (ADs) in patients with Left Ventricular Assist Device (LVADs). Oral Presentation at Johns Hopkins GI Ground Rounds in Baltimore, MD. 18 Jan 2019.

Simons, M. Teaching how to teach: intern to resident training. Oral presentation at Brown Medical School in Providence, RI. July 2017

Video for ASGE initiative Value of Colonoscopy. 

Video Interview with ASGE The Advocate Series (2021).  Perspectives on the LGBTQ Community and Medicine 

Interview with Healio Gastroenterology (2021). Diversity in GI ‘Actually Matters and Actually Saves Lives.” 


@DrMalSimons (Malorie Simons). Here is the #IBDAlgorithm for this week's

@MondayNightIBD: Diet and IBD. It includes key points, brief synopses of each diet and evidence. Bottom line: diet + medical Rx are crucial for IBD. More research needed and pending! Stay tuned! @DCharabaty @BarbaraOlendzkiTwitter, 25 Jan. 2020,

@DrMalSimons (Malorie Simons). Proposed #IBDAlgorithm re med

Rx/#CRSurgery/#InterventionalEndo for strictures in #IBD! #PatientExperience poll: if surg was rec'd, 50% prefer it/50% against. For each Rx, many felt a realistic discussion was needed re expectations. Great @MondayNightIBD! @juliomayol @DCharabaty. Twitter, 20 Dec. 2019,

@DrMalSimons (Malorie Simons). Is age just a number?~1/3 of patients with IBD are >60 y/o.  Remember to r/o cancer or infection, balance risk/benefits of treatments, share decision making b/w pt/caregivers/PCP/specialists! Great discussion! #MondayNightIBD @FITWITMD @DCharabaty  #IBDAlgorithm. Twitter, 13 Dec. 2019,

@DrMalSimons (Malorie Simons). #PelvicPain in #IBD has multiple etiologies and many treatments options!  Here is a summary slide! Thank you for a great discussion! @DCharabaty @DrTayAhmed @MondayNightIBD #IBDalgorithm. Twitter, 6 Dec. 2019,

@DrMalSimons (Malorie Simons). Two for one! This week's @MondayNightIBD highlighted the (1) risks/benefits of AZA and (2) important tips on traveling with #IBD ... Deserves TWO slides for #IBDAlgorithm! @DrRosenIBD @DCharabaty @IBDPassportTwitter, 22 Nov. 2019,

@DrMalSimons (Malorie Simons). Proposed #IBDAlgorithm of when/how to de-escalate combo therapy! Remember: de-escalation is not a perfect science. Impt to confirm remission (and which med is the main driver for it), involve patients in decisions, monitor closely! MondayNightIBD @DCharabaty @DSTEINGIMD. Twitter, 15 Nov. 2019,

@DrMalSimons (Malorie Simons). Here it is! #IBDAlgorithm for treating #CDiff and

#UlcerativeColitis/#IBD. Which came first: chicken ("#cdiff") or  egg ("#UC")? does it really matter? Thank you to everyone for such a great discussion! @MondayNightIBD @DCharabaty @Dana_Lukin. Twitter, 11 Nov. 2019,

@DrMalSimons (Malorie Simons). Here it is! #IBD/#crohnsdisease Perianal Fistula

Management: #IBDalgorithm of the world-wide discussion! #wizards are global! @Jonathansegal85 @ibdseb @MondayNightIBD @DCharabaty. Twitter,  25 Oct. 2019,

@DrMalSimons (Malorie Simons). Great Discussion! Check out the #IBDalgorithm for the major learning points for IBD in pregnancy! @DCharabaty @MondayNightIBD @vwaimeih. Twitter, 11 Oct. 2019,

@DrMalSimons (Malorie Simons). Thought I’d give #IBDAlgorithmMaster a shot! Here’s a summary slide of this weeks discussion on periop nutrition for elective IBD surgery! @MondayNightIBD. Twitter 13 Sep. 2019,

Simons, M. Barzilay, J. Infectious Illness Sweeps Canada Evacuation Center After Wildfire. ABC News, May 2016. 

Simons, M. Hyposplenism: A Fatal and Preventable Complication of Celiac Disease.  ACG news blog, 2015.