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Register Now!  ACG System User Summit October 26-28, 2025

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Session 5: DiLorenzo – An Analysis of Risk Scores of Patients with Less Than Twelve Months of Claims History

MVP Health Care Analysis of Risk Scores of Patients with Incomplete Claims History Tyson DiLorenzo, PhD. Manager, Finance & Actuarial Analytics at MVP

Session 6: Brad Myers – Version 12 Opioid Markers

High Risk Opioid Use MarkersBrad Myers DST Health Solutions 

06 James Barrett – The Benefits of an Integrated Dataset When Predicting Future Risk

James Barrett Johns Hopkins HealthCare Solutions Johns Hopkins ACG System

Data Validation: Lisa Kabasakalian, DST Health Solutions

ACG System DST Health Solutions The Johns Hopkins ACG® System Data Validation Lisa Kabasakalian

07a Mark Pierce – Applying the ACG System in Whole Population Management

Leicester, Leicestershire and Rutland Integrated Teams Mark Pierce

Session 5: Khomenko – Health Questionnaires and Population Risk Indexing

DataSmart Solutions Health Questionnaires and Population Risk Indexing Bernard Khomenko, CEBS Vice President of Client Services

Session 7: Sokchay Chiv & Kate Hollidge – Opioids Among the Masses

Opioids Among the Masses: Using Advanced Analytics to Drive Clinical ProgramsSokchay Chiv Director, Population Health Strategies Meridian Health PlanKate Hollidge Senior Manager, Population Health Programs […]

07 Alan Thompson – Segmentation: Exploring the Relationship Between Frailty and Other High-Risk Groups

Alan Thompson Johns Hopkins HealthCare Solutions Johns Hopkins ACG System

Assessing the Impact of Incomplete Date: Kelsey Rauch, DST Health Solutions

ACG System DST Health Solutions Patient Identification with Incomplete Data Kelsey Rauch

Program Evaluation: Amy Salls, DST Health Solutions

ACG System DST Health Solutions Using The Johns Hopkins ACG® System for Program Evaluation Amy Salls

Session 6: Terrell-Hoxter – The Challenge of Visualizing Diagnostic Conditions in the Population

Lightbeam Health Solutions The Challenge of Visualizing Diagnostic Conditions in the Population Mike Hoxter, Tim Terrell

07b David Cochrane – Applying the ACG System in Whole Population Management

Conrane International Health Solutions (IHS) Whole Population Management- What to do about it David Cochrane

Session 8: Philip Bruns – Population Health Management for Non-Clinical Analysts

Population Health Management for Non-Clinical AnalystsPhilip Bruns BenefitFocus 

09 Population Segmentation and Risk Stratification – Kelechi Nnoaham

Kelechi Nnoaham Director of Public Health Cwm Taf Morgannwg University Health Board, Wales

Session 6: Sylvia – A Pilot of Using the ACG System with Electronic Medical Record Data to Identify Children with Medical Complexities at the Medical University of South Carolina

Medical University of South Carolina (MUSC) Health Using ACGs in the Electronic Medical Record to Identify Children with Medical Complexities Martha Sylvia, Seray Gardner, Corey […]

08 J Pall S Adams – Working Together to Gain Insight

Sollis Working together to gain insight Supporting and enhancing the lives of people in Brighton Jaivir Pall

Session 9: Nathan Cohen – Leveraging Data to Improve Outcomes and Delivery of Care

Leveraging Data to Improve Outcomes and Delivery of CareNathan Cohen Philips Population Health Management 

Session 1 – Ines Vigil & Martha Sylvia – Achieving Population Health Surveillance with ACG System Outputs

Achieving Population Health Surveillance with ACG System OutputsInes Vigil MD, MPH, MBA VP, Advanced Analytics Priority Health   Martha Sylvia PhD, MBA, RN President ForestVue Healthcare […]

10 Features in the Next Version of the ACG System – Steve Sutch

Dr. Steve Sutch Product Management Director Johns Hopkins HealthCare Solutions

09 C Morris S Scobie – Population Health Analytics

NHS – South, Central and West Commissioning Support Unit SCW | CSU Population Health Analytics – from supporting clinical commissioning to shaping New Models of […]

Session 10A: Anna-Marie Mitchell – Assessing Mortality: Ontario Mortality Score

Assessing Mortality: Ontario Mortality ScoreAnna-Marie Mitchell Senior Analytic Product Consultant DST Health Solutions 

Session 7: Prada – Using the ACG System in Colombia: What Have We Learned About Our Health System?

Universidad Icesi – Proesa Using the ACG System in Colombia: What have we learned about our health system? Sergio I. Prada, PhD Melissa Perez, M.A.

10 David Shepherd – Pin the Tail on the Donkey

Pin the tail on the donkey and other party games David Shepherd

Session 7: Lieberman – Integrating The Johns Hopkins ACG System with Other Proprietary and Non-Proprietary Tools

Mile High Healthcare Analytics Integrating The Johns Hopkins ACG System with Other Proprietary and Non-Proprietary Tools Richard Lieberman

Session 10B: Tyler Boese – Assessing Mortality: Ontario Mortality Risk Score

Assessing Mortality: Ontario Mortality Risk ScoreTyler Boese Medica

Session 11: DST Health Solutions Team – Ask the Experts

Ask the ExpertsDST Health Solutions Team

11 Alan Gwynne – The Magic of Venn Diagrams

Some practical examples of using population profiling and risk stratification within The South Cotswold’s locality Alan Gwynne

Session 8: Hall – Creating Reporting Benchmarks for Provider ACOs

Minnesota Department of Human Services Creating Reporting Benchmarks for Provider ACOs Jackie Sias, Data Analyst Kristofer Hall, Provider Informatics Lead

Session 12: Adele Allison – Value-Based Payment

Anatomy of Value-Based PaymentAdele Allison Director, Provider Innovation Strategies SS&C Health

12 Alan Thompson – Closing Remarks

ACG Johns Hopkins Healthcare Solutions (JHHCS) Reflections on the Day Alan Thompson  

Session 8: McGaw – Customizing ACG System Output Using Filters and Calculations

DST Health Solutions Customizing ACG Output Using Filters and Calculations Donald D. McGaw Jr. Client Relations Consultant

Session 13: Amy Salls – Total Cost of Care

Total Cost of Care AnalyticsAmy Salls Senior Director, Analytics SS&C Health

Session 9: Khomenko – Confidence in Predictions to Meet Organizational Needs

DataSmart Solutions Confidence in Predictions to Meet Organizational Needs Analytics Driven Solutions Bernard Khomenko, CEBS Vice President of Client Services

Session 1 – Pepa Soriano – ACG System as a key factor for a PHM program

ACG System as a key factor for a PHM programPepa Soriano Leader of the Population Management Program at Ribera Salud

Session 14: Arielle Trzcinski – Advanced Analytics Required to Win, Serve, and Retain Customers

Advanced Analytics Required to Win, Serve, and Retain CustomersArielle Trzcinski Senior Analyst Forrester Research

Session 9: Singal – Pharmacy Value-Based Programs

DST Pharmacy Value Based Programs Rahul Singal, MD Chief Medical Officer

Session 15: Tim Terrell – Storytelling with Exploratory Data

Storytelling with Exploratory DataTim Terrell Director of Analytics Lightbeam Health Solutions

Session 16: Dustin Burt – Turning Health Risk Assessments into ACG System Inputs

Turning Health Risk Assessments into ACG System InputsDustin Burt Data Scientist Buckeye Health Plan 

Session 17: Don McGaw – ACG Panel Size and Risk

Panel Sizing using ACG outputsDon McGaw DST Health Solutions 

Session 1 – Sokchay Chiv – Implementation and Continuation of a Care Coordination Program

Meridian Member Clinical ProfileSokchay Chiv Director Population Health Strategies and Analytics

Keynote II – Doug Rupp, Jonathan Mathieu, Gunnar Nelson & Brantley Scott – Exploring & Understanding Impacts of Risk Adjustment Across Regions

Exploring & Understanding Impacts of Risk Adjustment Across RegionsJonathan Mathieu, PhD, Vice President for Research and Compliance and Chief Economist Center for Improving Value in […]

Session 2, Workshop 1 – Richard Chien – Assessing the Effects of a Demonstrated Integrated Outpatient Care Program(IOCP) on Geriatric Patients Whom Suffered by Multiple Chronic Diseases

Assessing the Effects of a Demonstrated Integrated Outpatient Care Program(IOCP) on Geriatric Patients Whom Suffered by Multiple Chronic DiseasesChing Wen Chien, Ph.D. Professor Tsing Hua […]

Session 2, Workshop 1 – Hong Kan – New Advances in Defining Frailty in Older Adults

Defining and assessing geriatric risk factors and associated health care utilization among older adults using claims and electronic health recordsHong J. Kan, PhD, MPP, MA […]

Session 2, Workshop 1 – David Bodycombe – Health Care Costs and Utilization Associated with High-Risk Prescription Opioid Use

Health care costs and utilization associated with high-risk prescription opioid useH-Y CHANG, H KHARRAZI, D BODYCOMBE, J P WEINER, G C ALEXANDER Johns Hopkins Bloomberg […]

Session 2, Workshop 2 – Ryan Morton – Towards Value-based Contracting using the ACG System

ACG System and value-based contractingRyan Morton, Analyst DataSmartSolutions

Session 2, Workshop 2 – Jacob Hofdijk – The Dutch Health System’s Journey

The Dutch Health System’s Journey:  the ACG test from a silo killer perspectiveJacob Hofdijk Founding Partner Q-Consultzorg  

Session 2, Workshop 3 – Steve Sutch – Measurement of Health Organisation Performance across Multiple Sector Services: A Population Health Analytic Perspective

Measurement of health organisation performance across multiple sector services: a population health analytic perspectiveStephen Sutch DrPH, Alan Thompson MS, Chad Abrams MA Johns Hopkins Healthcare […]

Session 2, Workshop 3 – Sergio Prada – Examining Regional Variation in Health Care Spending in Colombia

Examining regional variation in health care spending in ColombiaSergio I. Prada, PhD PROESA Universidad ICESI

Session 2, Workshop 3 – Marcus Lindvall – Evaluation and Revision Model for Primary Healthcare Reimbursement System with ACG®System

Evaluation and revision model for primary healthcare reimbursement system with ACG®SystemMarcus Lindvall, MSc Founder Ensolution AB, Sweden   

Session 3 – Hong Kan – A Comparison of Risk Adjustment Models Using Traditional Statistical and Machine Learning Techniques in Predicting Health Care Costs in Older Adults

A Comparison of Risk Adjustment Models Using Traditional Statistical and Machine Learning Techniques in Predicting Health Care Costs in Older AdultsHong Kan, PhD, MPP, MA […]

Session 4 – Mary Delaney – Data as an Influencer to Key Partners

Data as an Influencer to Key Partners Collaborative Healthcare ReformMary Delaney Founder and President Vital Incite   

Session 4 – Lennart Carlsson – Visualising Health States for a Clearer Understanding of Multimorbidity and Enhancing Epidemiology

Mutual understanding: The complex health stateLennart Carlsson MSc, MPH, PhD Karolinska Institutet DepofNeurobiology, Care Sciences and Society Div of Family Medicine and Primary Care

Session 4 – Hang Yue – Visualizing ACG System-Based Population Health Assessment Data for NCQA Accreditation in QlikView

Visualizing ACG System-Based Population Health Assessment Data for NCQA Accreditation in QlikViewHang Yue, Shannon Murphy, Hemalatha George, Sarah Kachur Population Health Research and Development Johns […]

Keynote III – Sangeeta Saran – Population Profiling to Support a New Model of Clinical Delivery

Population Profiling to Support a New Model of Clinical DeliverySangeeta Saran NHS Slough Clinical Commissioning Group

Session 5 – Steve Sutch & David Bodycombe – Two Longitudinal Approaches with ACG System v12:  History of EDCs and Using Registry Data

Two longitudinal approaches with ACG System v12:  History of EDCs and using registry data (v12 update)Stephen Sutch, DR.P.H. Johns Hopkins HealthCare Solutions    David Bodycombe, […]

Session 5 – David Bodycombe – Re-engineering the RX-MGs

Re-engineering the RX-MGsDavid Bodycombe, M.SC, SC.D. Johns Hopkins Bloomberg School of Public Health

Session 5 – Klaus Lemke – Condition Identification and Control Assessment using Laboratory Data: A Refinement of Risk Measurement in the ACG System

Condition Identification and Control Assessment using Laboratory Data: A Refinement of Risk Measurement in the ACG SystemKlaus Lemke Johns Hopkins Bloomberg School of Public Health […]

Session 5 – Klaus Lemke & Shannon Murphy – Expansion of the NYU Emergency Department (ED) Visit Classification:  A Framework for a Retrospective Review of ED Utilization

Expansion of the NYU emergency department (ED) visit classification:  A framework for a retrospective review of ED utilizationKlaus Lemke Johns Hopkins Bloomberg School of Public […]

Session 5 – Shannon Murphy – ED Visit Classification Using ACG System

ED Visit Classification Using ACG SystemShannon Murphy Senior Analyst, Population Health Research & Development Johns Hopkins HealthCare

Session 6, Workshop 1 – Brian Norris – Data to Insights Quickly – Getting Started with Johns Hopkins ACG System

Data to Insights Quickly – Getting Started with Johns Hopkins ACG SystemBrian Norris MBA, RN-BC, FHIMSS Vice President of Data and Analytics OurHealth

Session 6, Workshop 1 – Marc Bruijnzeels – The First Results of Using the ACG System in Dutch General Practice

The first results of using the ACG System in Dutch General PracticeMarc Bruijnzeels PhD LUMC-Campus The Hague/Jan van Es Institute Almere

Session 6, Workshop 2 – Alan Thompson – Inter-Relationship Between Frailty & Multimorbidity in East Berkshire, UK

Inter-Relationship Between Frailty & Multimorbidity in East Berkshire, UKAlan Thompson, MSc Johns Hopkins Healthcare Solutions   Sangeeta Saran NHS Slough Clinical Commissioning Group  

Session 6, Workshop 2 – Melinda Cumby & Justin Stebbins – Population Segmentation: A New Way of Care Management

The Population Health Model POPULATION SEGMENTATION: A NEW WAY OF CARE MANAGEMENTMelinda Cumby CareSource  Justin Stebbins CareSource

Session 6, Workshop 3 – Marty Bendy & Seray Gardner – Hybridization of ACG®System Runs–One Size Doesn’t Fit All

Hybridization of ACG® System Runs–One Size Doesn’t Fit AllMarty Bendy Medical University of South Carolina   Seray Gardner Medical University of South Carolina

End User Acknowledgement

Lawful use of this software is contingent on full agreement to the terms of an executed and current license agreement. JHU MAKES NO REPRESENTATION OR […]

Workshop 1 – Lisa Kabasakalian – A Beginner’s Guide to the ACG System

ACG System A Beginner’s Guide to The ACG System Lisa Kabasakalian Business Solutions Manager, DST Health Solutions

Session 6, Workshop 3 – Aaron Blumkin – Visualization of Population Health Data:  A Picture is Worth a Thousand Data Points

Visualization of Population Health Data:  A Picture is Worth a Thousand Data Points Aaron Blumkin, MS nextgen healthcare

Session 6, Workshop 3 – Michael Simon – Social Determinants, Clinical Data, and ACG System:  Developing a Care Management Impact Score

Social Determinants, Clinical Data, and ACG System:  Developing a Care Management Impact ScoreMichael Simon, PhD Principal Data Scientist Arcadia

Session 7 – Steve Sutch & Chris Morris – Recalibrating the ACG System Predictive Models & Developing New Models Based on Emerging Priorities within the UK NHS

Recalibrating the ACG System Predictive models & developing new models based on emerging priorities within the UK NHSStephen Sutch DrPH Johns Hopkins Healthcare Solutions  Chris Morris

Session 7 – Andreas Johansson – Combining ACG System and Cost per Patient Data for Multiple Analyses

Combining ACG System and Cost per Patient Data for Multiple AnalysesAndreas Johannson, M.Sc. Chairman Ensolution AB, Sweden

Session 7 – Hong Kan – Evaluating the Impact of Prescription Fill Rates on Risk Stratification Model Performance

Evaluating the Impact of Prescription Fill Rates on Risk Stratification Model PerformanceHong J. Kan, PhD, MPP, MA Johns Hopkins School of Public Health Center for […]

Session 8 – Zezhen Qiu – Prediction of Risk Scores of Patients with Incomplete Claims History

Prediction of Risk Scores of Patients with Incomplete Claims HistoryZezhen Qiu Business Intelligence Engineer MVP Health Care

Session 8 – Yanyan Lu – Impact of Inaccurate Coding on ACG System Analytics

Impact of Inaccurate Coding on ACG System AnalyticsYanyan Lu Johns Hopkins HealthCare 

Session 8 – Manon Ruben & Stephen Jackson – Predictive Modeling–Working with Incomplete Data

Predictive Modeling–Working with Incomplete DataPharmacy Claims Enhance Conventional Risk PredictionManon Ruben AlignCare Product Development   Stephen Jackson AlignCare Chief Executive

Keynote IV – Manon Ruben – The Changing Face of Population-based Analytics Since the Advent of the ACG System

The Changing Face of Population-based Analytics Since the Advent of the ACG SystemManon Ruben AlignCare Product Development

Keynote V – Dwight Raum & Patrick Ostendarp – Maximizing Value from Technology & Informatics Investments

Maximizing Value from Technology & Informatics Investments Engineering Integrated but Transformational SolutionsDwight Raum Johns Hopkins University & Health System VP & Chief Technology Officer Executive […]

Workshop 2 – Lisa Kabasakalian – Using Filters to Identify Patients for Care Programs

ACG System Using Filters to Identify Patients for Care Management Programs Lisa Kabasakalian Business Solutions Manager, DST Health Solutions

Keynote II – Chris Forrest – Computable Phenotypes – Using Digitized Clinical Data to Improve Classification of Patient Health Risk

ACG System Computable Phenotypes: Using Digitized Clinical Data to Improve Classification of Patient Health Risk Christopher B Forrest, MD, PhD. Professor of Pediatrics and Health […]

Session 1 – Shannon Murphy – Identification and Stratification for Care Management Programs Using the ACG System

Johns Hopkins HealthCare (JHHC) Identification and Stratification for Care Management Programs Using ACGs Shannon Murphy Laura Herrera Scott Cassy Peterson Marianne Moulet Teresa Eyer Hema […]

Session 1 – Fernando Arbelaez – Improving Cohort Identification for Interventions Based on a Holistic Analytical Model

Gateway Health Improving Cohort Identification for Interventions based on Holistic Analytical Model Fernando Arbelaez

Session 1 – Bev Seddon – Big Data Comes in Small Package

HealthPlus of Michigan- HAP ACG TOP 10% OF SPEND TOOL Bev Seddon Manager of Health System Performance & Population Health Analytics

Session 1 – Steve Sutch – Patient Involvement in Care Management Programs

Johns Hopkins Bloomberg School of Public Health Patient involvement in care management programs for chronic conditions Stephen Sutch, MAppSc, BSc.

Session 2 – Bernard Khomenko – The Predictive Value of Consumer Data to Health Outcomes

ACG Johns Hopkins DataSmart Solutions The Predictive Value of Consumer Data to Near Term Health Care Utilization and Cost Paul Bogumill

Session 2 Handout – Bernard Khomenko – The Predictive Value of Consumer Data to Health Outcomes

ACG Johns Hopkins DataSmart Solutions The Predictive Value of Consumer Data to Near Term Health Care Utilization and Cost Paul Bogumill, President

Session 2 – Ching Wen Chien – Elderly Depression is Associated With Alzheimer’s Disease

Elderly Depression is Associated With Alzheimer’s Disease Ching Wen Chien

Session 2 – Ching Wen Chien – ABSTRACT-Elderly Depression is Associated With Alzheimer’s Disease

Elderly depression is associated with Alzheimer’s disease Ping Tao, RN, MHA Ching Wen Chien, Ph.D.

Session 2 Poster – Yanyan Lu – The Application of the ACG System in High-Risk Patient identification for Medicare ACO

Johns Hopkins HealthCare (JHHC) The Application of ACGs in Patient Identification and Stratification for a Medicare ACO Yanyan Lu, MS. Sarah G. Kachur, PharmD, MBA, […]

Session 2 – Hong Kan – Using Body Mass Index to Improve Claims-based Risk Adjustment

ACG Johns Hopkins Johns Hopkins Bloomberg School of Public Health Using Body Mass Index from Electronic Health Records to Improve Claims-based Risk Adjustment Heins SE […]

Session 2 – David Bodycombe – Using Historical Diagnostic and Contemporary Prescribing Data to Improve Diagnosis Capture

ACG Johns Hopkins JHU Bloomberg School of Public Health Using Historical Diagnostic Data and Contemporary Prescribing Data to Improve Diagnosis Capture David Bodycombe, M.Sc., Sc.D. […]

Session 2 – Maurice Dalton – Coordinated Medicare, Competitive Obamacare

Coordinated Medicare, Competitive Obamacare Amitabh Chandra Maurice Dalton Tyler Hoppenfeld

Session 2 – Natalia Alba and Elena Schievano – Implementing the ACG System in Italy

ACG Johns Hopkins Implementing the ACG System in Italy: Validation of Predicted Probability of Hospital Admission Natalia Alba Elena Schievano

Session 2 – Andreas Johansson – Usage and Practical Applications for the ACG System in Sweden

ACG System Ensolution Usage and practical applications for the ACG System in Sweden Marcus Lindvall, MSc Andreas Johansson, MSc

Workshop 3 – Steve Sutch – Customization Calibration and Predictive Modeling

Johns Hopkins HealthCare (JHHC) Customization, Calibration and Predictive Modelling Stephen Sutch, Dir. Product Development

Workshop 3 – Klaus Lemke – Refining Patient Risk Assessment with Clinical Markers: Do Laboratory Measurements Add Value to a Claims-Based Predictive Model for Cost Risk?

ACG System Johns Hopkins Bloomberg School of Public Health Refining patient risk assessment with clinical markers: Do laboratory results add value to a claims-based predictive […]

Workshop 3 – Chris Morris – Refining the ACG System for International Use – UK Developments

NHS South, Central and West Commissioning Support Unit Refining ACGs for International Use: UK Developments Chris Morris Principal Analyst

Session 3 – Jonathan Weiner – ACG System for the Digital Future: The “E-ACG System” EHR-Based R&D Agenda and Findings to Date

ACG System The Johns Hopkins Bloomberg School of Public Health Leveraging the Power of Electronic Health Records (EHRs) for Predictive Modeling Professor Jonathan Weiner ACG […]

Session 3 – Tom Richards – Challenges to using EHR Data with the ACG System

ACG System The Johns Hopkins Bloomberg School of Public Health Challenges to Using Electronic Health Record Data with the ACG System Thomas Richards Technology Director

Session 3 – Martha Sylvia – Experiences at the Medical University of S. Carolina (MUSC) in Applying the ACG System in the EHR Environment

Medical University of South Carolina MUSC Health ACGs and EMR Data Martha Sylvia, PhD., MBA., RN. Erik Sederstrom, MHA.