Specialties | Page 3 | Division of Gastroenterology | Washington University in St. Louis

Jill Elwing, MD

Jill Elwing, MD

Assistant Professor of Medicine

Phone: 314-747-4067
Fax: 314-362-8959

Jaquelyn F. Fleckenstein, MD

Jaquelyn F. Fleckenstein, MD

Professor of Medicine
Director, Hepatology Program
Director, Advanced Hepatology Fellowship

Phone: 314-747-0041
Fax: 314-454-5108

Cassandra Fritz, MD, MPHS

Cassandra Fritz, MD, MPHS

Assistant Professor of Medicine

Phone: 314-454-8165
Fax: 314-747-5871

Vered Gazit, PhD

Vered Gazit, PhD

Instructor in Medicine

Phone: 314-286-1291

Maté Gergely, MD

Maté Gergely, MD

Assistant Professor of Medicine

Phone: 314-362-1031
Fax: 314-747-5871

Angela Gieseler, PA-C, MMS

Angela Gieseler, PA-C, MMS

Physician Assistant

Phone: 314-454-8166
Fax: 314-747-5871

Martin H. Gregory, MD, MSCI

Martin H. Gregory, MD, MSCI

Assistant Professor of Medicine

Phone: 314-747-2066
Fax: 314-747-5871

Anas Gremida, MD

Anas Gremida, MD

Assistant Professor of Medicine

Phone: 314-747-2066
Fax: 314-747-5871

C. Prakash Gyawali, MD, MRCP

C. Prakash Gyawali, MD, MRCP

Professor of Medicine
Director, GI Fellowship Training Program
Director, Neurogastroenterology and Motility Program

Phone: 314-747-2066
Fax: For Patient Related Faxes Please Use 314-747-1277. For Fellowship Related Faxes Please Use 314-362-3643

Patient-related faxes 314-747-1277

Fellowship-related faxes 314-362-3643

Samantha Halpern MSN, APRN, FNP-C.

Samantha Halpern MSN, APRN, FNP-C.

Adult Nurse Practitioner

Phone: 314-747-3890
Fax: 314-454-5108