Meet Our Team

Learn more about the people working every day to advance care together. Find credentials, contact information and research interests for our faculty members below.

Physicians and Researchers

Maisam Abu-El-Haija, MD Medical Director, Pancreas Care Center

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Maisam Abu-El-Haija, MD

Medical Director, Pancreas Care Center 513-803-2123 maisam.haija@cchmc.org
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Ana Catalina Arce-Clachar, MD Associate Professor, UC Department of Pediatrics

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Ana Catalina Arce-Clachar, MD

Associate Professor, UC Department of Pediatrics 513-636-4415 anacatalina.arce-clachar@cchmc.org
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Akihiro Asai, MD, PhD Instructor, UC Department of Pediatrics

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Akihiro Asai, MD, PhD

Instructor, UC Department of Pediatrics 513-803-1791 akihiro.asai@cchmc.org
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William Balistreri, MD Dorothy M. M. Kersten Professor of Pediatrics; Director Emeritus, Pediatric Liver Care Center; Medical Director Emeritus, Liver Transplantation; Program Director Emeritus, Fellowship in Transplant Hepatology

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William Balistreri, MD

Dorothy M. M. Kersten Professor of Pediatrics; Director Emeritus, Pediatric Liver Care Center; Medical Director Emeritus, Liver Transplantation; Program Director Emeritus, Fellowship in Transplant Hepatology 513-636-4415 william.balistreri@cchmc.org
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Scott Bolton, MD Attending Physician, Division of Gastroenterology, Hepatology and Nutrition

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Scott Bolton, MD

Attending Physician, Division of Gastroenterology, Hepatology and Nutrition 513-636-4415 scott.bolton@cchmc.org
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Kristin Bramlage, MD Staff Physician II, Division of Gastroenterology, Hepatology and Nutrition

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Kristin Bramlage, MD

Staff Physician II, Division of Gastroenterology, Hepatology and Nutrition 513-636-4415 kristin.bramlage@cchmc.org
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Kathleen Campbell, MD Medical Director, Liver Inpatient Unit

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Kathleen Campbell, MD

Medical Director, Liver Inpatient Unit 513-636-4415 kathleen.campbell@cchmc.org
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Khalil El-Chammas, MD, MS Associate Director, Neurogastroenterology and Motility Disorders Center

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Khalil El-Chammas, MD, MS

Associate Director, Neurogastroenterology and Motility Disorders Center 513-636-4415 khalil.el-chammas@cchmc.org
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Michael Farrell, MD Professor, UC Department of Pediatrics

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Michael Farrell, MD

Professor, UC Department of Pediatrics 513-636-4415 michael.farrell@cchmc.org
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Chandrashekhar Gandhi, MSc, PhD Professor, UC Department of Surgery

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Chandrashekhar Gandhi, MSc, PhD

Professor, UC Department of Surgery 513-517-1090 shekhar.gandhi@cchmc.org
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Xiaonan Han, PhD Assistant Professor, UC Department of Pediatrics

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Xiaonan Han, PhD

Assistant Professor, UC Department of Pediatrics 513-636-7592 xiaonan.han@cchmc.org
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Jenny Hellmann, MD Attending Physician, Division of Gastroenterology, Hepatology & Nutrition

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Jenny Hellmann, MD

Attending Physician, Division of Gastroenterology, Hepatology & Nutrition 513-636-4415 jennifer.hellman@cchmc.org
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James Heubi, MD Director, Center for Clinical and Translational Science and Training; Associate Dean, Clinical and Translational Research

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James Heubi, MD

Director, Center for Clinical and Translational Science and Training; Associate Dean, Clinical and Translational Research 513-636-9776 james.heubi@cchmc.org
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Stacey Huppert, PhD Associate Professor, UC Department of Pediatrics

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Stacey Huppert, PhD

Associate Professor, UC Department of Pediatrics 513-803-3871 stacey.huppert@cchmc.org
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Heidi Kalkwarf, Phd, RD Scientific Director, Bionutrition & Body Composition Core Laboratory, CCTST; Associate Director, Digestive Health Center; Associate Director, Pediatric Advanced Nutrition Fellowship

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Heidi Kalkwarf, Phd, RD

Scientific Director, Bionutrition & Body Composition Core Laboratory, CCTST; Associate Director, Digestive Health Center; Associate Director, Pediatric Advanced Nutrition Fellowship 513-636-3803 heidi.kalkwarf@cchmc.org
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Ajay Kaul, MD Director, Neurogastroenterology and Motility Disorders Center

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Ajay Kaul, MD

Director, Neurogastroenterology and Motility Disorders Center 513-636-4415 ajay.kaul@cchmc.org
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Samuel Kocoshis, MD Medical Director, Intestinal Care Center; Medical Director, Small Bowel Transplantation Program

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Samuel Kocoshis, MD

Medical Director, Intestinal Care Center; Medical Director, Small Bowel Transplantation Program 513-636-4415 samuel.kocoshis@cchmc.org
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Tom Lin, MD Director, Endoscopy and Pancreas Care Center

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Tom Lin, MD

Director, Endoscopy and Pancreas Care Center 513-636-4415 tom.lin@cchmc.org
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Daniel Mallon, MD, MSHPEd Assistant Program Director, Pediatric Residency Training Program; Associate Director, GI Fellowship Program; Co-Director, Celiac disease/Type 1 Diabetes Clinic

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Daniel Mallon, MD, MSHPEd

Assistant Program Director, Pediatric Residency Training Program; Associate Director, GI Fellowship Program; Co-Director, Celiac disease/Type 1 Diabetes Clinic 513-636-4415 daniel.mallon@cchmc.org
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Alexander Miethke, MD Medical Director, Liver Transplant Program

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Alexander Miethke, MD

Medical Director, Liver Transplant Program 513-636-8948 alexander.miethke@cchmc.org
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Phillip Minar, MD Attending Physician, Division of Gastroenterology, Hepatology and Nutrition

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Phillip Minar, MD

Attending Physician, Division of Gastroenterology, Hepatology and Nutrition 513-636-4415 phillip.minar@cchmc.org
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Marialena Mouzaki, MD, MSc Medical Director, Nutrition Service Program

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Marialena Mouzaki, MD, MSc

Medical Director, Nutrition Service Program 513-636-4415 marialena.mouzaki@cchmc.org
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Vincent Mukkada, MD Medical Director, Lumen Inpatient Unit; Medical Director, A4S

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Vincent Mukkada, MD

Medical Director, Lumen Inpatient Unit; Medical Director, A4S 513-636-4415 vincent.mukkada@cchmc.org
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Stephanie Bachi de Castro Oliveira, MD, CNSC Assistant Professor, UC Department of Pediatrics

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Stephanie Bachi de Castro Oliveira, MD, CNSC

Assistant Professor, UC Department of Pediatrics 513-636-4415 stephanie.oliveira@cchmc.org
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Joseph Palermo, MD, PhD Director, Gastroenterology Center of Excellence

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Joseph Palermo, MD, PhD

Director, Gastroenterology Center of Excellence 513-636-4415 joseph.palermo@cchmc.org
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Scott Pentiuk, MD, MEd Director, GI Fellowship Program; GI Director, Interdisciplinary Feeding Team; Medical Director, A4S; Physician, Interdisciplinary Feeding Team

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Scott Pentiuk, MD, MEd

Director, GI Fellowship Program; GI Director, Interdisciplinary Feeding Team; Medical Director, A4S; Physician, Interdisciplinary Feeding Team 513-636-4415 scott.pentiuk@cchmc.org
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Anna Peters, MD, PhD Instructor, UC Department of Pediatrics

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Anna Peters, MD, PhD

Instructor, UC Department of Pediatrics 513-636-4415 anna.peters@cchmc.org
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Philip Putnam, MD Director, Endoscopy Services

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Philip Putnam, MD

Director, Endoscopy Services 513-636-4415 philip.putnam@cchmc.org
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James Rick, MD Attending Physician, Division of Gastroenterology, Hepatology and Nutrition

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James Rick, MD

Attending Physician, Division of Gastroenterology, Hepatology and Nutrition 513-636-7475 james.rick@cchmc.org
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Michael Rosen, MD, MSCI Medical Director, Schubert-Martin Inflammatory Bowel Disease Center

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Michael Rosen, MD, MSCI

Medical Director, Schubert-Martin Inflammatory Bowel Disease Center 513-803-7044 michael.rosen@cchmc.org
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Neha Santucci, MD, MBBS Assistant Professor, UC Department of Pediatrics

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Neha Santucci, MD, MBBS

Assistant Professor, UC Department of Pediatrics 513-636-4415 motility2@cchmc.org
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Pranavkumar Shivakumar, PhD Assistant Professor, UC Department of Pediatrics

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Pranavkumar Shivakumar, PhD

Assistant Professor, UC Department of Pediatrics 513-636-3676 pranav.shivakumar@cchmc.org
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Takanori Takebe, MD Assistant Professor, UC Department of Pediatrics; Associate Professor, Department of Regenerative Medicine, Yokohama City University, Japan

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Takanori Takebe, MD

Assistant Professor, UC Department of Pediatrics; Associate Professor, Department of Regenerative Medicine, Yokohama City University, Japan 513-803-7807 takanori.takebe@cchmc.org
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Amy Taylor, MD Assistant Professor, UC Department of Pediatrics

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Amy Taylor, MD

Assistant Professor, UC Department of Pediatrics 513-636-4415 amy.taylor@cchmc.org
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Kelli VanDussen, PhD Assistant Professor, UC Department of Pediatrics

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Kelli VanDussen, PhD

Assistant Professor, UC Department of Pediatrics 513-636-5319 kelli.vandussen@cchmc.org
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Cynthia Wetzel, PhD Manager, Digestive Health Center

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Cynthia Wetzel, PhD

Manager, Digestive Health Center 513-636-9605 cynthia.wetzel@cchmc.org
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Stavra Xanthakos, MD, MS Director, Steatohepatitis Center; Medical Director, Surgical Weight Loss Program for Teens; Associate Director, Gastroenterology Fellowship Program

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Stavra Xanthakos, MD, MS

Director, Steatohepatitis Center; Medical Director, Surgical Weight Loss Program for Teens; Associate Director, Gastroenterology Fellowship Program 513-636-4415 stavra.xanthakos@cchmc.org
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Chunyue Yin, PhD Assistant Professor, UC Department of Pediatrics

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Chunyue Yin, PhD

Assistant Professor, UC Department of Pediatrics 513-803-8096 chunyue.yin@cchmc.org
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Yael Haberman Ziv, MD, PhD Adjunct Assistant Professor, UC Department of Pediatrics

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Yael Haberman Ziv, MD, PhD

Adjunct Assistant Professor, UC Department of Pediatrics 513-636-8949 yael.haberman@cchmc.org
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