Hello Sreeteja!

According to official website of AIIMS entrance exam for AIIMS-PG (MD/MS/M.Ch (6 years) /DM(6 years)/MDS)  will be held on 8th of November 2020 and the results will be notified on 17th of November 2020 . Furthur dates of seat allocation and counselling will be declared later.

You can also refer to the article below

https://medicine.careers360.com/articles/aiims-pg-important-dates

Good luck!