Fellows

Portrait of Allan Hamilton, MD

Allan Hamilton, MD

Dual CCM (2021)/ACTA Fellow (2022)

Medical School: University of Tennessee College of Medicine

Residency: University of Texas Southwestern

Mark Hanak, MD

Mark Hanak, MD

Regional Anesthesiology and Acute Pain Fellow (2023-24)

Medical School: University of Virginia School of Medicine

Residency: WashU Medicine — Anesthesiology

Portrait of Jonathan Harris, MD

Jonathan Harris, MD

Pediatric Anesthesiology Fellow (2019)

Medical School: Medical College of Georgia

Residency: Jackson Memorial Hospital

Portrait of Anna Jade Hartzog, MD

Anna Jade Hartzog, MD

Pediatric Anesthesiology Fellow (2021)

Medical School: University of Mississippi School of Medicine

Residency: Vanderbilt University Medical Center

Portrait of Shawn Hassani, MD

Shawn Hassani, MD

Dual CCM/EM Fellow (2024)

Medical School: Florida State University College of Medicine

Residency: University of Cincinnati College of Medicine — Emergency Medicine

Portrait of David Hastie, MD

David Hastie, MD

Dual CCM (2015)/ACTA Fellow (2016)

Medical School: University of Texas Southwestern Medical School

Residency: WashU Medicine

Portrait of Melissa Hector-Greene, MD, PhD

Melissa Hector-Greene, MD, PhD

ACTA Fellow (2022)

Medical School: Duke University School of Medicine

Residency: WashU Medicine — Anesthesiology (ASAP Scholar)

Portrait of Josh Helm, MD

Josh Helm, MD

Critical Care Medicine Fellow (2025)

Medical School: Tulane School of Medicine

Residency: Sinai-Grace Emergency Medicine Residency

Portrait of Mohammed Helwani, MD, MSPH

Mohammed Helwani, MD, MSPH

ACTA Fellow (2015)

Medical School: Damascus University

Residency: Saint Louis University

Portrait of Shun Huang, MD, PhD

Shun Huang, MD, PhD

Abdominal Organ Transplant Fellow (2025-26)/Regional Anesthesiology and Acute Pain Fellow (2024-25)

Medical School: China Medical University
Fellowship: Regional Anesthesiology & Acute Pain – WashU Medicine (2025)
Fellowship: Abdominal Organ Transplant — WashU Medicine (2026)