Stephen J. Meltzer
Expertise in
4
conditions

Dr. Stephen J. Meltzer

Gastroenterology
Johns Hopkins Medicine
The Johns Hopkins Hospital
1800 Orleans Street, 
Baltimore, MD 

Expertise in
4
conditions
Johns Hopkins Medicine
The Johns Hopkins Hospital
1800 Orleans Street, 
Baltimore, MD 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Dr. Stephen J. Meltzer is a Professor of Medicine and Oncology at Johns Hopkins University, Division of Gastroenterology. He is the Director of GI Early Detection Biomarkers Laboratory and a member of the Johns Hopkins Kimmel Cancer Center. His research interests are Gastrointestinal cancer and precancer biomarker discover, development and validation; genomics, epigenomics and bioinformatics, early detection of cancer, outcomes research in cancer and precancer, risk stratification prediction in cancer and precancer, Barrett's esophagus, inflammatory bowel disease-associated cancer, liver cancer and gastric cancer. After receiving degree in Medicine at the State University of New York Medical School, Dr. Meltzer interned at Tulane University in New Orleans and University of Texas Medical Branch in Galveston, TX. He completed his fellowship training program in the University of Colorado and the Lenox Hill Hospital. He was an Assistant Professor in UCLA, Center for Health Science in 1987. Prior to joining the faculty at Johns Hopkins in 2006, he was Professor of Medicine and Pharmacology, Founder and Head of Aero digestive Cancer/Biomarker Program in School of Medicine, University of Maryland at Baltimore. He is an Associate Editor of Cancer Research and a member of the editorial board of Esophageal. He has published 152 original scientific papers in high-impact scientific journals. He also has 43 chapters, review articles, editorials, or letters to the editor; 1 book; and 139 abstracts to his name. He has given a plethora of invited lectures around the world, all involving his principal field of esophageal and gastrointestinal cancer research. He has been the recipient of numerous prestigious national and international awards, including the Robert and Sally D. Funderburg Award in Gastric Cancer Biology and membership in the American Society for Clinical Investigation. Special Interests: Gastrointestinal cancer and precancer biomarker discover, development and validation; genomics, epigenomics and bioinformatics, early detection of cancer, outcomes research in cancer and precancer, risk stratification prediction in cancer and precancer. Barrett's esophagus, inflammatory bowel disease-associated cancer, liver cancer, gastric cancer.

Dr. Meltzer is highly rated in 4 conditions, according to our data. His top areas of expertise are Barrett Esophagus, Esophageal Cancer, Stomach Cancer, Colorectal Cancer, and Endoscopy.

His clinical research consists of co-authoring 108 peer reviewed articles. MediFind looks at clinical research from the past 15 years.

Residency
University of Texas Medical Branch Hospitals, Internal Medicine, 1982
Specialties
Gastroenterology
Licenses
Internal Medicine in MD
Board Certifications
American Board Of Internal Medicine
Fellowships
Lenox Hill Hospital, Gastroenterology, 1985
University of Colorado Anschutz, Gastroenterology, 1984
Languages Spoken
English
French
German
Gender
Male

Insurance

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
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CareFirst
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Cigna
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Geisinger
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Humana
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Johns Hopkins Healthcare
  • HMO
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  • MEDICARE MAPD
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Kaiser Permanente
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UnitedHealthcare
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Wellcare
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  • MEDICARE PDP
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  • OTHER MEDICARE
  • OTHER MEDICARE PART D
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Locations

The Johns Hopkins Hospital
1800 Orleans Street, Baltimore, MD 21287
Call: 410-955-5000

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


108 Total Publications

A machine-learning informed circulating microbial DNA signature for early diagnosis of esophageal adenocarcinoma.
A machine-learning informed circulating microbial DNA signature for early diagnosis of esophageal adenocarcinoma.
Journal: Gut microbes
Published: December 24, 2025
View All 108 Publications
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Dr. Mouen Khashab
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Expertise in
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Dr. Mouen Khashab
Gastroenterology

The Johns Hopkins Hospital

1800 Orleans Street, 
Baltimore, MD 
 (1.2 miles away)
410-955-5000
Languages Spoken:
English, Arabic
See accepted insurances

Gastroenterologist Mouen Khashab specializes in therapeutic endoscopy, and he oversees this group of practitioners across the Johns Hopkins enterprise. Nationally and internationally known in the field of interventional endoscopy, Dr. Khashab has contributed immensely to the field’s advancement as a minimally invasive means to treat gastrointestinal and pancreaticobiliary disorders. Dr. Khashab earned his medical degree from the American University of Beirut Faculty of Medicine, and subsequently completed a residency in internal medicine and a fellowship in gastroenterology at Indiana University. He then completed a two-year fellowship at The Johns Hopkins Hospital before joining the faculty in 2011. A busy researcher, Dr. Khashab has published more than 600 papers in peer-reviewed journals. In 2013, he described the procedure called gastric peroral endoscopic myotomy (known as G-POEM) and was able to disseminate and teach it all over the world. Other procedures that he expanded include peroral endoscopic myotomy (POEM), peroral endoscopic myotomy with fundoplication (POEM-F), Zenker’s peroral endoscopic myotomy (Z-POEM) and full thickness resection. In 2022, he received the Master Endoscopist Award from the American Society for Gastrointestinal Endoscopy (ASGE) for his numerous contributions to the field. His procedural expertise includes endoscopic retrograde cholangiopancreatography (ERCP), endoscopic ultrasound (EUS), interventional EUS, submucosal endoscopy, POEM/achalasia, endoscopic mucosal resection, endoscopic submucosal dissection, luminal stenting, large polyp resection and Barrett’s therapy, among others. Dr. Khashab is involved with multiple gastrointestinal societies and has served on many committees, including the ASGE Standards of Practice Committee, which is in charge of formulating guidelines for the practice of endoscopy. He has also served as an associate editor for the journal Endoscopy, a premier journal in the field. Khashab is a highly sought-after speaker at national and international conferences, and he has participated in multiple live endoscopy conferences. Outside of academic medicine, Dr. Khashab is an entrepreneur. His major interest is in new technology and medical devices, and his goal is to disrupt the field by introducing technology that makes endoscopic procedures safer, easier, efficient and more scalable. Dr. Khashab is highly rated in 52 conditions, according to our data. His top areas of expertise are Achalasia, Pancreatic Pseudocyst, Bile Duct Obstruction, Endoscopy, and Gastric Bypass.

Vikesh Singh
Expertise in
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Expertise in
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Dr. Vikesh Singh
Gastroenterology

Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville

Lutherville, MD 
 (10.4 miles away)
410-933-7495
Languages Spoken:
English, Hindi
See accepted insurances

Vikesh Singh is a gastroenterologist who specializes in pancreatology and pancreaticobiliary endoscopy. He evaluates and treats patients with inflammatory diseases of the pancreas, including acute and chronic pancreatitis and autoimmune pancreatitis as well as the complications of these diseases. After earning his medical degree from the Johns Hopkins University School of Medicine, Dr. Singh remained at Johns Hopkins to complete residency training in internal medicine. He pursued fellowship training in gastroenterology at Brigham and Women’s Hospital, and earned a master’s degree in epidemiology from the Harvard T. H. Chan School of Public Health. He then returned to Johns Hopkins, where he completed a two-year advanced endoscopy fellowship with a focus on pancreaticobiliary endoscopy. Dr. Singh has been on the faculty at Johns Hopkins since 2008, and rose to the rank of professor in 2021. His research interests include acute and chronic pancreatitis, autoimmune pancreatitis, exocrine pancreatic insufficiency, and novel methods to evaluate and treat abdominal pain. Dr. Singh is a member of the board of directors of the National Pancreas Foundation, chair of the Pancreatic Disorders Section of the American Gastroenterological Association, a councilor for the International Association of Pancreatology and a member of the inaugural medical advisory board for the Familial Chylomicronemia Syndrome Foundation. Dr. Singh is highly rated in 27 conditions, according to our data. His top areas of expertise are Exocrine Pancreatic Insufficiency, Hereditary Pancreatitis, Acute Pancreatitis, Pancreatectomy, and Endoscopy.

Expertise in
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Dr. Paul Thuluvath
Gastroenterology
Expertise in
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St Paul Place Specialists, Inc.

1734 York Rd, 
Lutherville, MD 
 (9.6 miles away)
410-252-2273
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Paul Thuluvath is a Gastroenterologist in Lutherville, Maryland. Dr. Thuluvath is highly rated in 32 conditions, according to our data. His top areas of expertise are Liver Failure, Hepatitis, Hepatitis C, Liver Transplant, and Endoscopy.

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Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Meltzer's expertise for a condition
ConditionClose
  • Elite
  • Barrett Esophagus
    Dr. Meltzer is
    Elite
    . Learn about Barrett Esophagus.
    See more Barrett Esophagus experts
  • Distinguished
  • Esophageal Cancer
    Dr. Meltzer is
    Distinguished
    . Learn about Esophageal Cancer.
    See more Esophageal Cancer experts
  • Advanced
  • Colorectal Cancer
    Dr. Meltzer is
    Advanced
    . Learn about Colorectal Cancer.
    See more Colorectal Cancer experts
  • Stomach Cancer
    Dr. Meltzer is
    Advanced
    . Learn about Stomach Cancer.
    See more Stomach Cancer experts
  • Experienced
  • Endoscopy
    Dr. Meltzer is
    Experienced
    . Learn about Endoscopy.
    See more Endoscopy experts
  • Esophagitis
    Dr. Meltzer is
    Experienced
    . Learn about Esophagitis.
    See more Esophagitis experts
  • Hiatal Hernia
    Dr. Meltzer is
    Experienced
    . Learn about Hiatal Hernia.
    See more Hiatal Hernia experts
  • Liver Cancer
    Dr. Meltzer is
    Experienced
    . Learn about Liver Cancer.
    See more Liver Cancer experts
  • Niemann-Pick Disease
    Dr. Meltzer is
    Experienced
    . Learn about Niemann-Pick Disease.
    See more Niemann-Pick Disease experts
  • Viral Gastroenteritis
    Dr. Meltzer is
    Experienced
    . Learn about Viral Gastroenteritis.
    See more Viral Gastroenteritis experts
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