Department of Medicine
University of Wisconsin
School of Medicine and Public Health

Faculty in the Division of Gastroenterology and Hepatology

Parul Agarwal, MD

Associate Professor (CHS)

PAGARWAL@MEDICINE.WISC.EDU

Kerstin Austin, MD

Assistant Professor (CHS)

keaustin@medicine.wisc.edu

Mark Benson, MD

Associate Professor (CHS)

mb4@medicine.wisc.edu

608 263-4033

Antonio Bosch, MD

Clinical Professor

abosch@medicine.wisc.edu

608 263-1326

Siobhan Byrne, MD

Associate Clinical Professor

SMBYRNE@MEDICINE.WISC.EDU

Freddy Caldera, DO, MS

Associate Professor (CHS)

FCALDERA@MEDICINE.WISC.EDU

Kimberly Daniel, MD

Assistant Professor (CHS)

kedaniel@medicine.wisc.edu

Amanda Devoss, MMS, PA-C

Assistant Clinical Professor

ADEVOSS@WISC.EDU

608 265-3053

Eric Gaumnitz, MD

Professor (CHS)

EAG@MEDICINE.WISC.EDU

608 263-4034

Rita (Margarita) German, MD

Assistant Professor (CHS)

mgerman@medicine.wisc.edu

Deepak Gopal, MD

Professor (CHS)

DVG@MEDICINE.WISC.EDU

608 263-7322

Gary Griglione, MD

Assistant Clinical Professor

griglione@medicine.wisc.edu

Ian Grimes, MD, MS

Associate Professor (CHS)

igrimes@medicine.wisc.edu

Richard Halberg, PhD

Professor

RBHALBERG@MEDICINE.WISC.EDU

608 263-8433

Luke Hillman, MD

Assistant Professor (CHS)

lchillman@medicine.wisc.edu

Andrew Hryckowian, PHD

Assistant Professor

hryckowian@medicine.wisc.edu

608 265-4284

Lisa Jones, MD, MPH, MMCI

Assistant Professor (CHS)

lmjones@medicine.wisc.edu

Luis Lomeli, MD, MPH

Assistant Professor (CHS)

ldlomeli@medicine.wisc.edu

Michael Lucey, MD

Professor

MRL@MEDICINE.WISC.EDU

608 263-7322

Megan Lutz, MD

Assistant Professor (CHS)

mklutz@medicine.wisc.edu

Bryan Magenheim, MD

Clinical Professor

BRYAN.MAGENHEIM@UWMF.WISC.EDU

608 890-5000

Jessica Musto, MD

Assistant Professor (CHS)

jmusto@uwhealth.org

Kevin Patel, MD

Assistant Clinical Professor

kbpatel@medicine.wisc.edu

Vinay Patel, MD

Assistant Clinical Professor

vlpatel@medicine.wisc.edu

Patrick Pfau, MD

Professor (CHS)

PRP@MEDICINE.WISC.EDU

608 263-7322

Paulina Phillips, MD

Assistant Clinical Professor

pphillips@medicine.wisc.edu

Mark Reichelderfer, MD

Professor (CHS)

MXR@MEDICINE.WISC.EDU

608 263-4033

John Rice, MD

Associate Professor (CHS)

jrice@medicine.wisc.edu

Sumona Saha, MD, MS

Associate Professor (CHS)

SSAHA@MEDICINE.WISC.EDU

608 263-1995

Adnan Said, MD, MS

Professor (CHS)

AXS@MEDICINE.WISC.EDU

608 263-4034

Mansoor Shariff, MD

Associate Clinical Professor

mshariff@medicine.wisc.edu

Anurag Soni, MD

Clinical Professor

ASONI@MEDICINE.WISC.EDU

Erin Spengler, MD

Assistant Professor (CHS)

espengler@medicine.wisc.edu

Andrew Spiel, MD

Assistant Professor (CHS)

aspiel@medicine.wisc.edu

Peter Stadmeyer, MD

Assistant Clinical Professor

pgstadme@medicine.wisc.edu

Jason Stangl, MD

Associate Clinical Professor

Jason.Stangl@uwmf.wisc.edu

Saqib Walayat, MD

Instructor (CHS)

walayat@wisc.edu

Arnold Wald, MD

Professor (CHS)

AXW@MEDICINE.WISC.EDU

608 263-9689

Jennifer Weiss, MD, MS

Associate Professor

JMW@MEDICINE.WISC.EDU

608 263-1995

John Williams, MD

Clinical Professor

jwilliams@uwhealth.org

608 287-2680