Zilin Zhang
Data & Analytics Consultant @ Kaiser Permanente | Healthcare Analytics & Machine Learning
- Role
- Data Reporting & Analytics Consultant Ii at Kaiser Permanente
- Location
- Berkeley, CA, US
- LinkedIn followers
- 500 followers
About Zilin Zhang
I’m a data and analytics professional with a background in Statistics and Data Science from UC Berkeley, currently working as a Data Reporting & Analytics Consultant at Kaiser Permanente within the Risk Adjustment Data Integrity team.My work focuses on transforming complex healthcare data into actionable insights that improve reporting accuracy and operational decision-making. I work extensively with Python and SQL to analyze large-scale healthcare claims and membership datasets, investigate HCC coding patterns, and support risk adjustment analytics through scalable data pipelines and dashboards.I’m particularly interested in applying statistical analysis and machine learning to real-world data challenges. My experience spans healthcare analytics, large-scale data validation, and predictive modeling, with a focus on building reliable and scalable analytical systems. I’m passionate about uncovering meaningful patterns in complex data, enabling better decision-making, and delivering analytics solutions that drive measurable impact.
Experience
Data Reporting & Analytics Consultant Ii
Nov 2025 — Present · Pleasanton, CA, US
Designed analytical logic for a new Risk Score component within the Data Throughput Dashboard to replace the legacy model, enabling identification of dropped HCC conditions and regional RAF trends impacting revenue.• Leveraged Python, SQL, and Databricks to analyze large-scale healthcare claims data, applying machine learning and statistical techniques to identify HCC coding patterns and detect potential risk score anomalies.• Built data validation and reconciliation frameworks across Synapse, SAS, and reporting pipelines to ensure consistency of encounter and membership data used in risk adjustment modeling.• Developed and optimized Power BI analytical dashboards, reducing memory usage and refresh time by ~60% through query optimization and data model redesign.
Education
University of California, Berkeley
Bachelor of Arts - BA, Statistics & Data Science
Corona Del Mar High School
High School Diploma
2017
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