Tina Cascone, MD, PhD; Josh Reuss, MD; Wade Iams, MD, MSCI; Aditya Juloori, Tina Cascone, MD, PhD; Josh Reuss, MD; Wade Iams, MD, MSCI; Aditya Juloori, MD; Brendon Stiles, MD; and Mara Antonoff, MD, FACS, discuss how the evolving landscape of early-stage non–small cell lung cancer (NSCLC) treatment has been transformed by neoadjuvant and perioperative chemoimmunotherapy approaches, with recent data presented at the 2025 American Society of Clinical Oncology (ASCO) Annual Meeting from CheckMate 816 and CheckMate 77T demonstrating significant overall survival benefits while highlighting the critical importance of multidisciplinary collaboration, biomarker-guided personalization, and managing surgical attrition rates to optimize patient outcomes.