Hello,
In AIIMS institutes, there is 5% Reservation for person with Benchmark Disability (PWBD) on horizontal basis amongst the seats available.
Admission is done on the basis of merit in the AIIMS MBBS entrance exam. Candidates must provide the valid document certifying his/her physical disability. The disability certificate should be certified by a duly constituted and authorized Medical board of the state or central Government hospital.
You can go through the link below and refer the prospectus about the  detailed information -

 https://drive.google.com/file/d/1W8Ivqhw0m3ZHhOTRV5q6kxuGst7k9gDX/view

Good Luck!

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