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Table 12 General data of the 10 largest private health institutions in Brazil (2020)

From: Brazilian private health system: history, scenarios, and trends

Operator

Users

IHH

AH (2011–2020)

Mergers and Acquisitions (18–20)

Accident Rate

IDSS (2019) [35]

Bradesco Health S.A. (1984) [36]

3,277,018

0.07

10%

1.0

76.45%

0.70

Notre Dame Intermédica S.A. (1968) [37]

3,241,622

0.07

51%

22.0

71.40%

0.94

Amil Assist. International Medical. (1978) [38]

2,893,453

0.06

10%

0

77.06%

0.91

Hapvida Medical Care. (1991) [39]

2,721,072

0.06

140%

19.0

66.50%

0.75

South America Health Insurance Company. (1895) [40]

1,858,761

0.04

45%

1.0

76.90%

0.76

Unimed National Central. (1998) [41]

1,808,907

0.04

55%

1.0

82.80%

0.93

Unimed - Belo Horizonte. (1971) [42]

1,297,348

0.03

34%

0

68.89%

0.94

San Francisco Health Systems. (2019) [43]

770,029

0.02

425%

1.0

0.86

Unimed-Rio Medical Cooperative. (1972) [44]

736,615

0.02

− 5%

1.0

72.00%

Caixa de Assist. dos Funcionários (1944) [45]

634,214

0.01

− 9%

0

77.50%