MyCare Ohio is a new state program striving for better coordination of care to improve the health and quality of life for disabled, low-income Ohioans who qualify for both Medicaid and Medicare. Starting in northeast Ohio in May, more than 100,000 recipients have signed up for the pilot program in 29 counties. But what should have been a triumph, after two years of complex preparation between state and federal governments and private insurers, instead has yielded stories of anguish from self-employed…