Winnie Taiwo
Senior Program Evaluation Analyst
Atlanta,GA
Summary
Results-driven healthcare data analyst with 14 years of experience in public health, healthcare operations, and advanced analytics. Proficient in extracting, transforming, and visualizing complex datasets using Python, SQL, Tableau, and Power BI to facilitate data-informed decisions. Extensive background in health disparities, clinical care coordination, and predictive modeling. Skilled in predictive analytics modeling and creating machine learning models; holds a M.S. in Data Science with a specialization in health informatics.
Overview
16
16
years of professional experience
1
1
Certification
Work History
Senior Program Evaluation Analyst
American Heart Association
09.2021 - 04.2025
- Led data analytics and evaluation efforts for over 50 research programs focused on cardiovascular disease, health equity, and clinical outcomes.
- Designed and implemented data collection protocols, constructed data dictionaries, and managed secure data workflows to ensure data integrity and compliance.
- Automated analytical reports and data pipelines using Python, SQL, and SAS to support program performance monitoring and impact reporting.
- Created interactive dashboards in Tableau and Power BI to visualize research outcomes, KPIs, and funding trends, enabling data-driven decision-making across departments.
- Ensured compliance with HIPAA, IRB, and AHA’s open science policy by validating research submissions and confirming that datasets were deposited into open access repositories.
- Verified project code and results submitted by researchers for accuracy, reproducibility, and compliance with data governance, and AI-readiness standards.
- Supported AI and data science research by preparing structured datasets, reviewing documentation, and confirming adherence to open data and governance standards.
- Advised on data reporting strategies and analytical methodologies to enhance transparency and drive data-informed public health outcomes.
UX Research Data Analyst (Contract)
Exponent Inc.
08.2020 - 09.2021
- Supported research and prototype testing for VR/AR devices, cleaning, and analyzing participant data for usability studies.
- Conducted statistical analysis on error patterns and task success rates using Excel and Snowflake to guide design decisions.
- Administered surveys via Qualtrics, and collaborated with engineers to translate insights into actionable product changes.
Senior Healthcare Data Analyst
UnitedHealthcare
04.2013 - 08.2020
- Analyzed healthcare claims, risk assessments, and SDOH data for over 100 members weekly to identify high-risk populations.
- Designed and maintained SQL queries and Excel-based tools to track HEDIS and STAR performance metrics, supporting value-based care initiatives.
- Produced dashboards in Tableau and Power BI to visualize care gaps and outcomes, helping to reduce unaddressed gaps by 30%.
- Created predictive models for care coordination outcomes, informing targeted interventions, and improving patient engagement.
- Partnered with cross-functional teams to align care analytics with business goals, enhancing service delivery strategies.
Medicare Benefits Specialist
Humana
06.2009 - 04.2013
- Processed and analyzed over 500 Medicare claims and inquiries, documenting trends and issues to improve service resolution.
- Utilized SQL and Excel to create reports identifying repetitive claims issues, resulting in a 10% drop in repeat calls.
- Acted as a liaison between internal departments and providers, resolving escalated cases efficiently and improving member experience.
Education
Master of Science - Data Science
Georgia Institute of Technology
Atlanta, GA 05.2001 -
Bachelor of Science - Public Health
Georgia State University
Atlanta, GA 05.2001 -
Skills
Programming & Tools: Python, SQL, SAS, R, SPSS, Microsoft Excel
Data Visualization: Expertise in Tableau and Power BI for interactive dashboards and visual analytics
Statistical & Predictive Analysis: Statistical analysis, big data analysis, data-driven forecasting, and machine learning model development
Reporting & KPIs: Strong reporting proficiency, key performance indicator (KPI) analysis, and data-driven decision making
ETL & Cloud Platforms: ETL pipeline development and data processing in Google Cloud Platform (GCP)
UX Research & Survey Tools: Skilled in utilizing Qualtrics for user experience and survey research
Public Health Data Standards: Knowledge of HIPAA, IRB, and data governance policies
Certification
Research Data Services (RDS) – Focus: Census Data Mapping, SQL, Python, R, SPSS, Tableau
Timeline
Senior Program Evaluation Analyst
American Heart Association
09.2021 - 04.2025
UX Research Data Analyst (Contract)
Exponent Inc.
08.2020 - 09.2021
Senior Healthcare Data Analyst
UnitedHealthcare
04.2013 - 08.2020
Medicare Benefits Specialist
Humana
06.2009 - 04.2013
Master of Science - Data Science
Georgia Institute of Technology
05.2001 -
Bachelor of Science - Public Health
Georgia State University
05.2001 -