The United States Medical Licensing Examination (USMLE) serves as the primary pathway to physician licensure in the U.S. It represents a critical milestone for both domestic and international medical graduates (IMGs). The three-digit numerical score of Step 1 has traditionally played a dominant role in residency selection, with most program directors using it as a key screening tool. This heavy reliance on a single exam score has raised concerns among educators regarding increased student stress, burnout, and a shift away from meaningful clinical learning. A series of reforms were introduced in 2022, which include the transition of Step 1 to a pass/fail format, an increase in the Step 2 clinical knowledge (CK) passing standard, administrative restructuring, and the rollout of new test delivery software.
The published study in the Innovapath Article aims to evaluate the impact of these USMLE reforms on student performance, well-being, and residency selection processes, with a particular focus on IMGs. It seeks to synthesize available evidence to determine whether the reforms have achieved their intended goals to reduce stress, improve fairness, and promote holistic evaluation. It also examines how the increasing importance of Step 2 CK has reshaped preparation methods and applicant competitiveness.
This review study involved a comprehensive search of peer-reviewed literature, official USMLE announcements, and institutional reports published between 2020 and March 2026. Databases like PubMed and Google Scholar were used, along with official data from organizations such as the National Resident Matching Program (NRMP), the Federation of State Medical Boards (FSMB), the National Board of Medical Examiners (NBME), and the Educational Commission for Foreign Medical Graduates (ECFMG). Studies were included if they addressed key themes like scoring changes, pass rate trends, residency selection criteria, student well-being, and equity implications. Supplementary insights were drawn from survey data and grey literature, including test preparation analyses, to provide a broader contextual understanding of the evolving examination landscape.
The results indicate that the transition of Step 1 to pass/fail has had mixed effects. While it has successfully reduced stress specifically related to Step 1 preparation, overall student stress has not reduced but has instead shifted toward Step 2 CK and clinical performance. Pass rates have decreased across all examinee groups after the reform, with U.S. MD students dropping from about 95% to 89%, DO students from 91% to 86%, and IMGs from 82% to 73%. Contributing factors include the increased passing threshold, reduced motivation in the absence of competitive scoring, and disruptions caused by the COVID-19 pandemic.
In terms of residency selection, Step 2 CK has emerged as the primary standardized metric, with most program directors now relying on it for applicant differentiation. First-attempt success has become increasingly important, and many programs have introduced minimum Step 2 CK score requirements, specifically for IMGs. The increase in the Step 2 CK passing score from 214 to 218 has had minimal impact on U.S. graduates but has disproportionately affected IMGs, specifically those with borderline scores. The loss of Step 1 numerical scores has reduced opportunities for IMGs to distinguish themselves, increasing reliance on Step 2 CK performance, clinical experience, and research output. Differential impacts have been observed across subgroups, with female applicants showing greater improvement between Step 1 and Step 2 CK scores. Underrepresented minority applicants, however, have shown smaller gains, raising concerns about equity.
Step 2 CK has become the most critical examination for IMGs, requiring a strategic and structured approach to preparation from a practical perspective. High performance depends on mastering clinical reasoning, focusing on high-yield topics, and using a limited number of high-quality resources like question banks and review materials. Timed practice and familiarity with exam conditions are essential, with a dedicated preparation period of at least 8 to 12 weeks recommended. Retakes carry significant risk, as multiple attempts can negatively impact residency applications. These realities highlight the increased pressure placed on a single examination in the post-reform era.
The USMLE reforms implemented from 2022 to 2026 represent a major transformation in the medical licensing and residency selection. While they address legitimate concerns regarding the overreliance on Step 1 scores and aim to improve student well-being and fairness, the results suggest a more complex reality. Stress has been redistributed rather than reduced, pass rates have declined, and equity concerns, specifically for IMGs, persist. Step 2 CK has emerged as the central determinant of residency competitiveness, fundamentally reshaping preparation methods and evaluation criteria.
Ongoing research, specifically long-term and multi-institutional studies, is necessary to fully assess the impact of these changes. As the system continues to evolve, educators, policymakers, and applicants must adapt to ensure that goals of fairness, competency, and well-being are achieved.
Reference: Rao S. Proposed and recent changes in USMLE Step 1 and Step 2 CK: a narrative review of scoring, administrative, and test delivery reform. Innovapath. 2026;2(1):1-10. doi:10.63501/3hv8rx06 Crossref
