Abstract: Methods and systems for anonymizing claims data and aliasing analytics comprise extracting claims data; anonymizing the extracted data; assigning a plurality of aliases to the anonymized claims data; analyzing the anonymized extracted claims data; determining characteristics of referrals in longitudinal referral records; aggregating the longitudinal referral records; identifying a loyalty to a client; and generating providers scores indicating the loyalty. The disclosure provides claims-based data analytics to characterize a healthcare market place and participants therein. The analysis of the claims data are performed across providers, service lines, geographic markets areas, time frames, and sites of service.