Gerard E Mullin MD

Nutrition

Associate Professor of Medicine, Johns Hopkins University School of Medicine; Co-Director, JHH Nurse Practitioner Fellowship Program, Director, Celiac Disease Clinic 2012-, Director, JHH Integrative GI Nutrition Services 2006-present, Director, JHH Capsule Endoscopy Program 2005-present, Chair, JHH Nutrition Advisory Committee 2008-present

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4924 Campbell BoulevardSuite 110Nottingham, MD 21236
Phone+1 410-933-7495
Fax+1 443-442-2018

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Education & Training

University of Medicine and Dentistry of New JerseyNutrition, 2008
University of BridgeportM.S., Nutrition, 1994
Johns Hopkins UniversityFellowship, Gastroenterology, 1988 - 1991
Icahn School of Medicine at Mount Sinai/Mount Sinai HospitalResidency, Internal Medicine, 1985 - 1988
Rutgers New Jersey Medical SchoolClass of 1985

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Certifications & Licensure

MD State Medical License 1988 - 2027
FL State Medical License 2006 - 2008
NY State Medical License 1987 - 2006
NJ State Medical License 1988 - 2005
American Board of Internal Medicine Internal Medicine
American Board of Internal Medicine Gastroenterology

Awards, Honors, & Recognition

CMS Meaningful Use Stage 1 Certification EpicCare Ambulatory - Core EMR, Epic Systems Corporation, 2014, 2016-2017
CMS Meaningful Use Stage 2 Certification Beacon Oncology 2014 Certified Module, Epic Systems Corporation, 2014, 2016-2017
CMS Meaningful Use Stage 1 Certification EpicCare Ambulatory 2014 Certified EHR Suite, Epic Systems Corporation, 2014, 2016-2017

Clinical Trials

A Crohn's Disease Diet to Reduce Symptoms of Crohn's Disease
WITHDRAWN
NA

Publications & Presentations

PubMed

2 citations
Machine Learning-based Prediction of Mortality Among Malnourished Patients Hospitalized With Inflammatory Bowel Disease.
Berkeley N Limketkai, Zhaoping Li, Gerard E Mullin, Alyssa M Parian
Journal of Clinical Gastroenterology. 2026-02-01
1 citations
Epidemiology of bacterial biofilms on polyps and normal tissues in a screening colonoscopy cohort.
Julia L Drewes, Samara B Rifkin, Madison McMann, Sara Glass, Emma Spence
Gut Microbes. 2025-12-01
Improved Survival in Malnourished COVID-19 Inpatients with Oral Nutrition Supplementation.
Tyrus Vong, Lisa R Yanek, Laura E Matarese, Berkeley N Limketkai, Gerard E Mullin
Nutrients. 2025-07-23

Journal Articles

Mullin GE, Nutrition in Clinical Practice., 4/1/2013
Mullin GE, Nutrition in Clinical Practice, 2/1/2013
Mullin GE, Nutrition in Clinical Practice, 12/1/2012

Books/Book Chapters

Gut Balance Revolution
Gerard Mullin MDRodale Inc.2015
Integrative Nutrition Therapy
Gerard E. Mullin MDEditors: Taylor and Francis-CRC Press.2015
Good Gut Diet
Gerard E.Mullin MDRodale Inc.2015

Abstracts/Posters

Mullin GE, Chicago, IL, 5/1/2011
Mullin GE, Oral Presentation-Abstract of Distinction. American Society of Parenteral and Enteral Nutrition. Cl, 2/1/2010

Lectures

Florida Dietetic Association. - 7/1/2013
Digestive Disease Week. - 5/1/2013
Digestive Disease Week (DDW). Orlando, FL. - 5/1/2013

Other

Mullin GE
WOR Radio 710 NYC. - 7/1/2011
Mullin GE
XM Radio. The Book Channel 80. Washington DC. - 7/1/2011
Mullin GE
Dan Rodricks. WYPR Baltimore, MD (NPR affiliate). Mid Day Show. - 4/1/2011