Khashayar Vaziri MD

Bariatric Surgery, Minimally Invasive Surgery

Associate Professor of Surgery, George Washington University

2150 Pennsylvania Avenue NWSuite 6BWashington, DC 20037
Phone+1 202-741-3365
Fax+1 202-741-3219

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Summary

Dr. Khashayar Vaziri is a general surgeon based in Washington, DC, with expertise in bariatric and minimally invasive surgery. He completed his surgical residency at George Washington University and a fellowship in advanced GI minimally invasive surgery at McGaw Medical Center of Northwestern University. Currently an Associate Professor at George Washington University Hospital, he is experienced in handling gastroesophageal reflux, endocrine surgery, trauma and surgical critical care, and surgical oncology (non-breast). Dr. Vaziri has contributed to various publications and is recognized as a Fellow of the American College of Surgeons.

Education & Training

George Washington UniversityResidency, Surgery, 2001 - 2007
Rutgers Robert Wood Johnson Medical SchoolClass of 2001
McGaw Medical Center of Northwestern UniversityFellowship, Advanced GI Minimally Invasive Surgery

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Certifications & Licensure

DC State Medical License 2004 - 2026
FL State Medical License 2020 - 2022
MD State Medical License 2004 - 2017
IL State Medical License 2007 - 2008
VA State Medical License 2002 - 2004
American Board of Surgery Surgery

Awards, Honors, & Recognition

CMS Meaningful Use Stage 2 Certification Allscripts Enterprise EHR, Allscripts, 2012, 2014-2017
CMS Meaningful Use Stage 2 Certification Allscripts FollowMyHealth, Allscripts, 2012, 2014-2017
CMS Meaningful Use Stage 1 Certification Allscripts Enterprise EHR, Allscripts, 2012, 2014-2017

Publications & Presentations

PubMed

Timing matters: a comparative analysis of semi-elective, elective, and emergent laparoscopic paraesophageal hernia repair.
Alex I Halpern, Allison Etcheverry, Jessie S Frank, Seyedeh A Miran, Phillip Ma
Surgical Endoscopy. 2026-08-20
Endoscopy training under the SIMPL lens: insights on resident competency and autonomy.
Alex I Halpern, Stephanie H Vu, Jamila K Picart, Aloysius J Hora, Juliet Lee
Surgical Endoscopy. 2026-07-01
Thirty-day outcomes of spinal versus general anesthesia for high-risk patients undergoing open inguinal hernia repair.
Renxi Li, Tyler P Tufano, Alex I Halpern, Aparna Nanduru, Arash Kiankhooy
Hernia. 2026-06-11