Top 10 Health Insurance Groups By Direct Premiums Written, 2016

($000)

Rank Group/company Direct premiums written (1) Market share
1 UnitedHealth Group Inc. $79,472,441 12.5%
2 Anthem Inc. 58,748,993 9.2
3 Humana Inc. 53,601,025 8.4
4 HealthCare Service Corp. 32,157,585 5.0
5 Aetna Inc. 24,414,237 3.8
6 Centene Corp. 24,070,523 3.8
7 Independence Health Group Inc. 17,013,754 2.7
8 Kaiser Foundation Health Plan Inc. 16,166,834 2.5
9 Molina Healthcare Inc. 15,317,439 2.4
10 WellCare Health Plans Inc. 13,451,891 2.1
(1) Based on health insurer annual statement data. Excludes health insurance data from the property/casualty and life/health annual statements. Excludes territories. Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.