Senior Data Scientist

Data Science & Research Concord, New Hampshire, United States

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Summary

Summary
Strong programming and analytical skills using SQL, SAS, R and Python; proficient in using various Machine Learning models to innovate business resolutions
Creative and passionate about looking for new methods to address complex business problems and opportunities; strong personal initiative and accountability as well as ability to work independently

Work experience

Senior Data Scientist
CVS Health/Aetna. - Hartford, CT. Feb. 2019 to Present
Generated an algorithm for measuring members' calling experience. This algorithm has been broadly utilized in various projects in Aetna to reflect members' satisfaction;
Based on insight from call analysis, a project was initiated which impacted 2 million members healthcare and generated around $2 million annual savings (HEOR);
Created optimization logic for improving performance of machine learning model;
Used industry-wide KPI to generate a predictive algorithm for evaluating the healthcare performance by contract, market and state.

Data Analyst
NYC Health+Hospitals, New York, NY. March 2018 to Nov. 2018
Retrieved and analyzed data (EHR) for grants and clinical trials based on specific data inquiry;
Performed various data analysis for clinical trials using SAS, R and SQL;
Offered critical input about clinical trial experimental design and data retrieving.

Data Analyst
School of Public Health, University of Pittsburgh - Pittsburgh, PA Jan. 2017 to Feb. 2018
Used SAS and R to analyze large national database SEER and complex survey data BRFSS to check the impact of Medicaid expansion on screening rate of breast cancer, cervical cancer and colorectal cancer;
Provided data support for grant application and paper publication.

Biostatistician/Data Analyst
NYC Health + Hospitals Corporation - New York, NY. July 2015 to July 2016
Used SQL to retrieve data from 8 network databases;
Analyzed data (with SAS and R) and provided interpretation;
Provided statistical counseling service for physicians about clinical trials on regulatory issues, experimental design, and data interpretation;
Set up the first Corporate Standard Operation Procedure for Statistical Consulting;
Coordinated clinical trials among hospitals.

Research Associate
Maimonides Medical Center - Brooklyn, NY. Feb. 2006 to April 2014
Developed statistical analysis plans (SAP), collected and preprocessed data (structured and unstructured data), analyzed final data (using R);
Being in charge of all regulatory affairs for all clinical trials;
Organized and lectured in lab training for Hematology/Oncology Fellows