Hello Aspirant,
To practice medicine in USA you will have to appear for medical licensing exam USMLE.
T here is reservation for Physically Disabled candidate's. This exam is conducted in three steps and you need to clear all the steps to get residency in USA
You can check out complete details regarding reservation for Physically Disabled candidates in USMLE from the link given below :-
https://www.usmle.org/step-exams/test-accommodations/guidelines
I hope this information helps you.
Best wishes
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