1. Short title This Act may be cited as the Medical Disability Exam Improvement Act of 2023 . 2. Modification of eligibility requirements for medical nexus examinations for toxic exposure risk activities Section 1168(a)(1) of title 38, United States Code, is amended— (1) by striking with evidence of a disability and evidence of participation in a toxic exposure risk activity and inserting and expresses that such claim is associated with a toxic exposure risk activity