Medical Evacuation and Repatriation Benefits
All University of Southern California postdoctoral scholars holding J-1 Visa Status, and their dependents holding J-2 Visa status, are automatically covered for medical evacuation and repatriation benefits necessary to satisfy the J Visa Program. It is not necessary to purchase supplemental insurance to satisfy the J-1 and J-2 Visa requirements.
Effective January 1st, 2015, the Department of State Medical Evacuation and Repatriation coverage requirements will change. The Aetna life insurance program will offer both J-1 and J-2 visa holders the newly required insurance coverage of Medical Evacuation of $50,000 and $25,000 of Repatriation of Remains.
You can find more info here.