Udhayvir Singh Grewal MD

Gastrointestinal Cancer

Assistant Professor of Medical Oncology at Winship Cancer Institute of Emory University

36 Linden Ave NEAtlanta, GA 30308

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Education & Training

University of Iowa Health Care Medical CenterFellowship, Hematology and Medical Oncology, 2022 - 2025
Louisiana State University (Shreveport)Residency, Internal Medicine, 2019 - 2022
Government Medical College PatialaClass of 2018

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Certifications & Licensure

GA State Medical License 2025 - 2026
IA State Medical License 2022 - 2025
LA State Medical License 2019 - 2022
American Board of Internal Medicine Internal Medicine
American Board of Internal Medicine Medical Oncology

Publications & Presentations

PubMed

Optimizing Systemic Therapy in Advanced Gastrointestinal Malignancies: Strategies to Minimize Toxicity and Maximize Tolerability.
Sabrina Bulancea, Udhayvir S Grewal, Marta Wronska, Deepak Vadehra, Nicholas Hornstein
Clinical Colorectal Cancer. 2026-09-01
Bridging the Gap: Clinical Integration of Thrombopoietin Receptor Agonists in GI Cancer-Associated Chemotherapy-Induced Thrombocytopenia.
Raafat S Alameddine, Timothy J Brown, Nicholas J Hornstein, Udhayvir S Grewal
Journal of Clinical Oncology. 2026-09-01
Systemic therapies for gastroenteropancreatic neuroendocrine carcinomas: Current paradigm and future avenues.
Charles W Shi, Aagamjit Singh, Atulya A Khosla, Rohit Thummalapalli, Sarbajit Mukherjee
European Journal of Cancer. 2026-08-22

Press Mentions

Suboptimal Rate of Germline Genetic Testing in Patients with Pancreatic CancerJuly 22nd, 2025
Research Spotlight by Dr. Anna Berkenblit: June 2025June 23rd, 2025
Pancreatic Cancer Testing Falls Short of GoalsMay 26th, 2026