New Delhi, March 13 -- Global private equity firms Blackstone Inc., General Atlantic and TPG Capital are moving in to acquire revenue cycle management firm AGS Health for around $1 billion, said two people with knowledge of the deal.

The deal process, launched earlier this year, is likely to conclude next quarter, the people said, speaking on the condition of anonymity.

"The AGS deal has progressed to the second round and, currently, due diligence is being carried out," the first person cited above said. According to him, the deal will likely reach final stages in the next 6-8 weeks.

Emailed queries to TPG did not elicit any response. A Blackstone spokesperson, and General Atlantic and EQT declined to comment.

The EQT portfolio compan...