He also said that the payments bank plans to onboard customers digitally without opening many branches.
The bank offers two types of accounts -- one is wallet account and the other is a savings account both with a limit of up to Rs 1 lakh deposits, with an interest rate of 4 per cent.
Gupta said 80 per cent of the bank's customers are wallet account holders.
Paytm Payments Bank was incorporated in August 2016 and formally began its operations in May 2017 from a branch in Noida.
The Delhi branch is the second branch of the bank.
It has a presence in over 650 districts across the country. Banking transactions happen digitally as well as through business correspondent (BC) model with 2 lakh such entities onboard.
A BC is a representative authorised to offer services such as cash transactions where the lender does not have a branch.