Research

Healthcare Operations, Health IT, Empirical Modeling & Optimization

Research Interests

Domains:

Operational Efficiency in Healthcare Delivery Systems | Patient Flow and Healthcare Resource Management | Health IT, Patient Portal, and Online Health Communities | Clinical Practice Variation, Its Causes, and Impacts | Human-AI Collaboration, Applications of AI | Supply Chain Management and Logistics | Economics of Information Systems.

Methodologies:

Publications

[1] Brandon Lee*, Seokjun Youn*, Lawrence Fredendall, “Deadline Effect in Stroke Patient Care: A Temporal Motivation Theory Perspective of ProcessManagement.” Journal of Operations Management (2025), Forthcoming (FT 50, UTD 24). [Journal]

[2] Seokjun Youn, H. Neil Geismar, Michael Pinedo, “Planning and Scheduling in Healthcare for Better Care Coordination: Current Understanding, Trending Topics, and Future Opportunities.” Production and Operations Management (2022), 31(12), 4407-4423, DOI: 10.1111/poms.13867 (FT 50, UTD 24). [Journal]

[3] Seokjun Youn, H. Neil Geismar, Chelliah Sriskandarajah, Tiwari Vikram, “Adaptive Capacity Planning for Ambulatory Surgery Centers.” Manufacturing & Service Operations Management (2022), 24(6), 3135-3157, DOI: 10.1287/msom.2022.1109 (FT 50, UTD 24). [Journal] [SSRN]

Mays Grand Challenge Research Grant, Texas A&M University 2017.

[4] Seokjun Youn, Gregory R. Heim, Subodha Kumar, Chelliah Sriskandarajah, “Examining Impacts of Clinical Practice Variation on Operational Performance.” Production and Operations Management (2021), 30(4), 839-863, DOI: 10.1111/poms.13256 (FT 50, UTD 24). [Journal] [SSRN]

Winner, DSI 2018 Best Student Paper Award.
Finalist, INFORMS 2017 IBM Service Science Best Student Paper Award Competition.

[5] Neil Geismar, Yiwei Huang, Suresh D. Pillai, Chelliah Sriskandarajah, Seokjun Youn, “Location-Routing with Conflicting Objectives: Coordinating eBeam Phytosanitary Treatment and Distribution of Mexican Import Commodities.” Production and Operations Management (2020), 29(6), 1506-1531. [Journal]

[6] Lynnette L. Hutson†, Isabel Barton, Logan Hill,William Stavast, Seokjun Youn, “Automated Population and Validation of Geologic Logging Fields: An Approach to Autopopulate Select Logging Parameters and Rapidly Identify Mis-Logged Interval Candidates.” Mining, Metallurgy, & Exploration (2024), 1-18. [Journal]

Manuscripts under Review & Working Papers

[7] Yeong In Kim, Seokjun Youn, Kyung Sung Jung, and Young Kwark, “The Effectiveness of Regulations on the Dual-Role Retailer's Data Use for Sellers.” [SSRN]

[8] Chenxi Guo, Wei Chen, Seokjun Youn, Zhijun Yan, and Qiuju Yin, "Dynamic Effects of Activity Diversity on Fitness Behavior: Evidence from an Online Fitness Platform."

[9] Xunyu Chen, Seokjun Youn, Yeongin Kim, "Listening to Care: Investigating Physicians' Use of Audio in Online Healthcare Environments."

Winner, DSI 2024 2024 Best Theory-Driven Empirical Research Paper Award

[10] Seokjun Youn, Yingchao Lan, "Diagnosis Discrepancy: Empirical Evidence on Operational Drivers and Impacts."

[11] Zisu Wang, Yong Ge, Seokjun Youn, “Your Issues are My Command: How Addressing Community Feedback Affects the Popularity and Code Reuse of Open Source Software Projects.”

[12] Chenxi Guo, Karen Xie, Seokjun Youn, Xunyu Chen, Wei Chen, “Racing with Generative AI: Impact of Conversational Agents on Mental Health Counselors.”

[13] Buomsoo Kim, Seokjun Youn, Wei Chen, Sudha Ram, "Balancing Incentives and Interruptions: The Effect of Rewarded Ads on Mobile User Engagement."

[14] Seokjun Youn, Yeongin Kim, Kyung Sung Jung, Young Kwark, and Dong-Gil Ko, “Battling Therapeutic Inertia in Diabetes Management: Empirical Evidence from Patient Portal.”

[15] Yeong In Kim, Seokjun Youn, Kyung Sung Jung, and Young Kwark, “Is Market Data Sharing Push Sufficient for Marketplace Sellers? Implications for Quality and Proficiency” [SSRN]

[16] Seokjun Youn, Gregory R. Heim, “Does Underuse Variation in Test-Ordering Practice Relate to Higher Care-Delivery Cost?”

Winner, DSI 2021 Best Inter-disciplinary Paper Award
Finalist, INFORMS 2021 Service Science Best Cluster Paper Award
Runner-up, CHITA 2020 Best Paper Award

[17] Drew S. Baldwin, Seokjun Youn, Xiaoxiao Sun, “Data Adaptive Semi-Parametric Model for Dose-Response Data.”

[18] Seokjun Youn, Anupam Agrawal, Subodha Kumar, and Chelliah Sriskandarajah, “Selecting Healthcare Providers for Bundled Payments in Healthcare Services.” [SSRN]

[19] Han K. Oh, Andrew L. Johnson, Lorenzo Lucianetti, Seokjun Youn, “The Effect of Performance Measurement Systems on Productive Performance: Empirical Study of Italian Manufacturing Firms.” [SSRN]

Selected Work in Progress

[20] Startup Supply Chain: Empirical Investigation of Network Characteristics (with Jaeseok Lee).

[21] Physician Review Platforms: Empirical Evidence from a Natural Experiment (with Zisu Wang).

[22] AI-Enhanced Decision Support for Chronic DiseasesManagement using Reinforcement Learning

[23] Do Ambulatory Surgery Centers Adjust Practice Patterns?: Impacts of Fluctuating Demand and Reimbursement Rules on Operational Performance.

Dissertation

Title: Essays on Payment Reform Models and Capacity Planning in Healthcare

Committee:

Chelliah Sriskanjarajah (Committee Chair), Hugh Roy Cullen Chair, Texas A&M University
Subodha Kumar, Anderson Distinguished Professor, Temple University
Gregory R. Heim, Janet andMark H. Ely ‘83 Professor, Texas A&M University
Neil Geismar, Center for Executive Development Professor, Texas A&M University
Andrew L. Johnson, Associate Professor of Industrial Engineering, Texas A&M University