Computer services, namely, hosting an interactive web site that allows healthcare providers to access and modify their own professional data; Platform as a service (PAAS) featuring computer software platforms for healthcare provider profiling and predictive analytics; Platform as a service (PAAS) featuring computer software platforms for measuring value, risk and opportunity with respect to interactions with healthcare providers; Software as a service (SAAS) services featuring software for enabling users to find and connect patients with appropriate healthcare professionals and resources; Software as a service (SAAS) services featuring software for enabling customers to integrate and enrich healthcare provider profile data using information extracted and merged from multiple data sources, providing a data acquisition and tranformation system, providing a library of pre-populated physician profiles, providing a specialty taxonomy and clinical lexicon for defining the scopes of practice of all healthcare provider provider types, and providing a healthcare provider profile disambiguation engine, namely, an entity resolution system for merging data together into unified profiles reliably and from multiple sources and enriched with data from the benchmark profiles database