Andrew J. Vinson

Data Science Advisor | Geospatial Analytics & MLOps Expert

10+ years transforming spatial data into actionable insights

400% Model Improvement $800B NYC Property Valuations 110M+ Addresses Geocoded

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About

Data Science Advisor | MLOps & Geospatial Analytics Expert

Data Science Advisor at Cigna Healthcare/Evernorth with 10+ years of expertise in geospatial analysis and machine learning. Proven track record of implementing ML models that improved business metrics by up to 400%, managing $800+ billion in NYC property valuations, and processing 110+ million addresses through sophisticated geocoding pipelines.

Currently leading MLOps and geospatial data science initiatives, I specialize in developing enterprise-wide standards for model optimization, monitoring, evaluation, and equity governance. My work bridges the gap between geographic information science and modern data science, with particular expertise in spatial econometrics, healthcare analytics, and property valuation modeling.

Advanced proficiency in Python, R, SQL, and GIS technologies, with published research in spatial epidemiology and population health analytics. Graduate degrees in Geography from University of Alabama and University of Tennessee, plus GISP certification.

Core Competencies: MLOps • Spatial Econometrics • Healthcare Analytics • Property Valuation • Machine Learning • Social Determinants of Health • Model Governance • Python/R/SQL • GIS & Cartography

Diabetes - Obesity Convergence

110M+

Addresses Geocoded

10+

Years of Experience

$800B+

Property Portfolio Valued

400%

Model Performance Improvement

Expertise

Specialized capabilities that drive data-driven decision making

MLOps & Model Governance

Lead enterprise-wide ML model optimization, monitoring, and evaluation standards. Enhanced national social determinants of health model performance by 400%. Developed Python automation frameworks for bias testing, streamlining manual processes. Expertise in scalable ML pipelines for healthcare analytics and population health assessment.

Spatial Econometrics & Property Valuation

Developed and implemented spatial econometric models to assess $800+ billion in NYC property values across residential, commercial, and mixed-use properties. Led research initiatives on spatial machine learning applications. Expert in property value driver analysis, sales trends modeling, and market analysis using R, SAS, and SQL.

Healthcare Analytics & Geospatial Research

Led large-scale spatial health research projects on diabetes, rural health, obesity, and emergency medicine at NYU Langone Health. Geocoded 110+ million addresses from SPARCS database. Created data visualizations for Hurricane Sandy cardiac impact studies. Published research in spatial epidemiology and population health analytics.

Technical Skills

Python & MLOps

Advanced

R & Spatial Stats

Advanced

GIS & Cartography

Advanced

SQL & SAS

Advanced

Professional Experience

10+ years of impactful data science and geospatial analytics work
October 2022 - Present

Data Science Advisor

Cigna Healthcare Group / Evernorth Health Services
  • Enhanced enterprise's national social determinants of health model performance by 400%, optimizing neighborhood scoring for health equity interventions
  • Streamlined model bias testing by developing a Python automation framework, significantly reducing manual data entry requirements
  • Led implementation of enterprise-wide standards for model optimization, monitoring, evaluation, and equity governance
  • Spearheaded development of scalable ML pipelines for healthcare analytics and population health assessment
Python MLOps Model Governance Healthcare Analytics Bias Testing
December 2021 - October 2022

Senior Modeler

NYC Department of Finance - Property Valuation Modeling Group
  • Developed and implemented spatial econometric models to assess $800+ billion in NYC property values
  • Led research initiatives on spatial machine learning applications in residential property valuation
  • Coordinated cross-functional teams in property value model development and sales database optimization
  • Conducted advanced analyses of market value drivers and sales trends using R, SAS, and SQL
R SAS SQL Spatial Econometrics Property Valuation
May 2019 - December 2021

Data Scientist / GIS Analyst

NYC Department of Finance - Property Valuation Modeling Group
  • Built predictive models for commercial and mixed-use property valuations
  • Developed GIS-based spatial analysis tools for property assessment
  • Provided GIS and cartography training to modeling team members
  • Created automated reporting systems for sales analysis and market trends
Python ArcGIS Machine Learning Data Visualization
February 2016 - May 2019

Senior Data Analyst

NYU Langone Health - Department of Emergency Medicine
  • Cleaned and geocoded over 110 million addresses from NY SPARCS database (2008-2014) using Python and R
  • Created data visualizations and statistical analyses for Hurricane Sandy cardiac patient impact studies (federal ASPR grant)
  • Led analytics for spatial health research on diabetes, rural health, obesity, and emergency medicine
  • Published 3 peer-reviewed papers on spatial epidemiology and population health
Python R Geocoding Spatial Epidemiology Research
December 2013 - February 2016

GIS Technician

City of Norfolk - Real Estate Assessor's Office
  • Developed custom Python (Arcpy) tools to automate CAMA data integration with GIS systems
  • Conducted data analysis on land values using SQL, MS Access, and Pandas
  • Created automated workflows for real estate sales analysis and reporting
  • Provided mapping and research support for consulting projects
Python ArcGIS SQL CAMA Automation

Portfolio

Featured projects showcasing geospatial and data science expertise
Norfolk Heat Vulnerability Map
Norfolk Heat Vulnerability

Urban climate resilience & spatial analysis

View Project
Diabetes Geographic Disparities
Diabetes Geographic Disparities

Published research • Emergency claims analysis

View Project
Obesity Prevalence Study
Obesity Prevalence Mapping

Bivariate choropleth • Spatial epidemiology

View Project
West Indian Location Quotient
West Indian Demographics

Location quotient analysis • NYC enclaves

View Project
Statistical Atlas of USA
America! Statistical Atlas

Interactive demographic visualizations

View Project
Diabetes-Obesity Convergence
Diabetes-Obesity Convergence

Bivariate visualization • Health outcomes

View Details

Publications & Speaking

Research contributions and conference presentations
Emerging Themes in Epidemiology

Comparing methods of performing geographically targeted rural health surveillance

Co-author | November 2020

Research comparing methodologies for rural health surveillance using spatial analysis techniques and geographic targeting approaches.

Preventing Chronic Disease

Age Disparities Among Patients With Type 2 Diabetes and Associated Rates of Hospital Use and Diabetic Complications

Co-author | August 2019

Analysis of age-related disparities in diabetes outcomes and healthcare utilization patterns using large-scale health data.

Journal of the Endocrine Society

Identifying Geographic Disparities in Diabetes Prevalence Among Adults and Children Using Emergency Claims Data

Co-author | April 2018

Spatial epidemiology research identifying geographic disparities in diabetes prevalence using emergency department claims data and advanced geocoding techniques.

FOSS4GIS Technologies Conference

Workshop: Intro to GIS using R

Speaker/Workshop Leader | 2024

Led hands-on workshop teaching geospatial analysis using R and open-source GIS tools to conference attendees.

URISA/IAAO CAMA/GIS Technologies Conference

Refining GIS/CAMA Data Quality and Visualization with Python

Speaker | Oklahoma City, OK | 2015

Presented innovative Python automation approaches for improving Computer Assisted Mass Appraisal (CAMA) data integration with GIS systems.

GISP Certification

Geographic Information Systems Professional

Certification #99210 | June 2017

Nationally recognized certification demonstrating expertise in geographic information systems and spatial analysis.