Suhas had earlier outwitted Indonesia's Fredy Setiawan 21-9 21-15 in the semifinal.
In SL4 bronze medal play-off, second seed Tarun Dhillon went down 17-21 11-21 to Indonesia's Fredy Setiawan in 32 minutes to miss out of a medal at the Totogi national stadium.
A computer engineer, Suhas went on to become an IAS officer and has been posted as a district magistrate of Noida since 2020, a role that saw him at the forefront of the fight against COVID-19 pandemic.
On court, he has won gold medals at 2017 BWF Turkish Para badminton championship in men's singles and men's doubles. He also won gold in 2016 Asia championships, besides a bronze at 2018 Asian Para Games.
More medals are in store for India as Krishna Nagar also sailed into the men's singles SH6 class final.
Pramod Bhagat, 33, and his partner Palak Kohli, 19, will meet Japanese pair of Daisuke Fujihara and Akiko Sugino in the bronze medal play off in mixed doubles SL3-SU5 class later on Sunday.