Company Description DiagnosisONE, an innovative leader in the healthcare IT industry, develops and markets next–generation Clinical Decision Support Solutions designed to improve quality, safety and efficiency of patient care while reducing costs of healthcare delivery. D1’s applications allow customers in clinical and public health environments to collect data from disparate sources, apply clinical evidence-based rules to those data, and deliver actionable information and recommendations to care providers, payers and decision-makers at the point-of-care.