Gastrointestinal Associates DiMarino-Kroop-Prieto

The mission of DiMarino, Kroop, Prieto Gastrointestinal Associates,  is to be the premiere gastroenterology Consulting group in the Delaware Valley, provide the highest quality of care to all patients, maintain a close working relationship with referring physicians and employees, and to respect the rights and dignity of the people we serve.

We are committed to assessing and reassessing our practice patterns and to making improvements to assure the proper balance between quality and profitability in this ever-changing medical care environment.


Our Doctors

Anthony J. DiMarino, Jr., MD

Jefferson University Physician
Chair, Department of Gastroenterology
William Rorer Professor of Medicine
Chief, Division of Gastroenterology and Hepatology
Specialties
Gastroenterology
Consultive gastroenterology
Gastroenterology – Celiac, Nutrition, Eating Disorders
Gastroenterology – Esophageal Disease/Cancer
Gastroenterology – Inflammatory Bowel Disease ( Ulcerative Colitis & Crohn’s Disease )
Gastroenterology – Motility Disorders

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Howard Kroop, MD

Jefferson University Physician
Specialties
Gastroenterology
Gastroenterology – Inflammatory Bowel Disease
Gastroenterology – Esophageal Disease/Cancer
Gastroenterology – Liver Disease/Cancer
Gastroenterology – Hepatology
Gastroenterology – GI Cancers
Infectious Colitis
H.Pylori Gastritis
Celiac Disease
Colon Cancer Screening

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Jorge Prieto, MD

Jefferson University Physician
Clinical Assistant Professor of Medicine
Officer, Quality Assurance
Specialties
Gastroenterology
Gastroenterology – Esophageal Disease/Cancer
Gastroenterology – Liver Disease/Cancer
Gastroenterology – Hepatology
Gastroenterology – Inflammatory Bowel Disease
Gastroenterology – GI Cancers

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Mitchell I. Conn, MD

Mitchell I. Conn, MD

Jefferson University Physician
Department of Medicine
Divison of Gastoenterology and Hepatology
Clinical Associate Professor
Specialties
Gastroenterology
Gastroenterology – Esophageal Disease/Cancer
Gastroenterology – Pancreatic, Bile Duct & Gallbladder
Gastroenterology – GI Bleeding
Gastroenterology – Endoscopy
Gastroenterology – Liver Disease/Cancer
Gastroenterology – Hepatology
Gastroenterology – GI Cancers

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Robert M. Coben, MD

Jefferson University Physician
Jefferson Medical College
Department of Medicine
Associate Professor
Academic Coordinator, Gastroenterology and Hepatology Fellowship Program
Specialties

Gastroenterology
Consultative Gastroenterology
Gastroenterology – Esophageal Disease/Cancer
Gastroenterology – GI Cancers
Gastroenterology – Inflammatory Bowel Disease
Gastroenterology – Pancreatic, Bile Duct & Gallbladder
Gastroenterology – Liver Disease/Cancer
Gastroenterology – Hepatology
Interventional Endoscopy
Endoscopic Ultrasound
ERCP-Endoscopic Retrograde Cholangiopancreatography
Luminal Stent Placement
Gastrointestinal Bleeding
Gastrointestinal Motility Disorders
Medical student, resident, fellow, and patient education

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Jeffrey A. Abrams, MD

Jefferson University Physician
Clinical Assistant Professor of Medicine
Specialties
Gastroenterology
Gastroenterology – Esophageal Disease/Cancer
Gastroenterology – Endoscopy
Gastroenterology – Hepatology
Gastroenterology – Liver Disease/Cancer

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Michael C. DiMarino

Michael C. DiMarino, MD

Jefferson University Physician
Department of Medicine
Division of Gastroenterology and Hepatology
Clinical Assistant Professor of Medicine
Specialties
Gastroenterology
Gastroenterology – Esophageal Disease/Cancer
Gastroenterology – GI Cancers
Gastroenterology – Inflammatory Bowel Disease

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Nicholas T. Orfanidis

Nicholas T. Orfanidis, MD

Jefferson University Physician
Department of Medicine
Division of Gastroenterology and Hepatology
Clinical Assistant Professor of Medicine
Specialties
Gastroenterology
Gastroenterology – Celiac, Nutrition, Eating Disorders
Gastroenterology – Endoscopy
Gastroenterology – GI Cancers
Gastroenterology – Esophageal Disease/Cancer
Gastroenterology – Inflammatory Bowel Disease
Gastroenterology – GI Bleeding
Hepatology- Hepatitis B/C, Cirrhosis, etc

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Aarati B. Malliah

Aarati B. Malliah, MD

Jefferson University Physician
Clinical Assistant Professor of Medicine
Specialties
Gastroenterology
Gastroenterology- Colon Cancer Screening, Esophageal disease/Cancer,
Endoscopy, Inflammatory Bowel Disease, Irritable Bowel Syndrome,
Womens gastrointestinal issues, GI Cancers, Liver disease/Cancer, Hepatology

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