(Adds details on enrollments)
Nov 2 (Reuters) - Health insurer Cigna Corp reported a better-than-expected quarterly profit, helped by higher enrollments and strength in its commercial business.
Cigna focuses on large and medium-sized corporate healthcare and sells international insurance as well as government-backed Medicare plans.
The company's net income rose to $560 million, or $2.21 per share, in the third quarter ended Sept. 30, from $456 million, or $1.76 per share, a year earlier.
Excluding items, the company earned $2.83 per share, above the average analyst estimate of $2.36, according to Thomson Reuters I/B/E/S.
Total revenue increased 5 percent to $10.4 billion.
Cigna's membership rose to 15.8 million, as of Sept. 30, from 15.2 million a year earlier. (Reporting by Ankur Banerjee in Bengaluru; Editing by Saumyadeb Chakrabarty)