Collective Health, from Silicon Valley, is hoping to help mid-sized employers to save money. A new Silicon Valley Startup, Collective Health, is now claiming that it will be able to assist medium size employers in saving money through the use of self insurance, instead of paying higher premiums for group health plans from traditional insurers. The key to the design of the program by the startup is in the software it has developed for covering workers’ costs. According to Collective Health, it has come up with a form of software…