Here is some stuff I found.
Music Pro, We Got You Covered
https://www.musicproinsurance.com/default.aspx
Buy Musician Liability Insurance
Insurance for Musicians: Equipment, Instruments, Liability, Health
http://www.suite101.com/content/buy-musician-liability-insurance-a48362
Fractured Atlas logo Fractured Atlas: Liberate the Artist
http://www.fracturedatlas.org/site/liability/?do=discipline&d=music
American Federation of Musicians
http://www.afm.org/why-join/u-s-benefits/marsh-affinity-group-services
Health Insurance and Musicians
A Survey of Health Insurance Among Musicians
http://futureofmusic.org/article/research/health-insurance-and-musicians
Music Pro, We Got You Covered
https://www.musicproinsurance.com/default.aspx
Buy Musician Liability Insurance
Insurance for Musicians: Equipment, Instruments, Liability, Health
http://www.suite101.com/content/buy-musician-liability-insurance-a48362
Fractured Atlas logo Fractured Atlas: Liberate the Artist
http://www.fracturedatlas.org/site/liability/?do=discipline&d=music
American Federation of Musicians
http://www.afm.org/why-join/u-s-benefits/marsh-affinity-group-services
Health Insurance and Musicians
A Survey of Health Insurance Among Musicians
http://futureofmusic.org/article/research/health-insurance-and-musicians