Independent Health Economist

I build models that helpHTA decisions.

Cost-effectiveness analysis, budget impact modelling, discrete choice experiments, and interactive R Shiny tools — delivered to pharma, HTA bodies, and research institutions across Europe.

6
Live Dashboards
19
Publications
8+
HTA Frameworks
Sevinç Elif Şen Health Economist

"Implementation choices can shift the ICER more than the drug price itself."

What I Deliver

Health Economic Consulting

End-to-end analytical support — from model design to interactive stakeholder tools.

Cost-Effectiveness Analysis

Markov cohort models, partitioned survival, decision trees. Full PSA with tornado diagrams and CEACs. Excel or interactive R Shiny.

NICE · HIQA · ZIN · IQWiG · TLV · CADTH · PBAC

Budget Impact Analysis

Multi-treatment BIA with population cascades, market share projections, and 7-layer cost modelling. Interactive payer engagement tools.

Multi-country · Multi-treatment · 5-year horizon

Discrete Choice Experiments

Full DCE pipeline: attribute identification, D-efficient design (Ngene), mixed logit & latent class, WTP estimation, interactive platforms.

Ngene · mlogit · apollo · R Shiny

Interactive Dashboards

Custom R Shiny tools that make your models accessible to HTA committees, payers, and clinical working groups. Deployed and production-ready.

R Shiny · GitHub Pages · shinyapps.io

HTA Dossier Support

Global value dossiers, systematic reviews, evidence packages for multi-jurisdiction submissions. Clinical evidence extraction to final deliverable.

NICE · HIQA · ZIN · IQWiG · SFDA · NCPE

Research & Publication

Health economics research from protocol to peer-reviewed publication. Manuscript writing, preprint submission, systematic reviews. Focus areas include Alzheimer's, neurology, and chronic disease.

Alzheimer's · Neurology · Chronic Disease
Proof of Work

Live Interactive Tools

Deployed, working decision support tools — not mockups. Click to explore.

Academic Output

Selected Publications

2025
Şen, S.E. A Simulation-Based DCE Framework for Alzheimer's Disease-Modifying Therapy Implementation. Research Square Preprint.
2025
Şen, S.E. An Open-Access Interactive Platform for DCE Analysis in Health Technology Assessment. SSRN Preprint.
2025
Şen, S.E. PREFER-DMT: A DCE Framework for Stakeholder Preferences on DMT Implementation in European Healthcare Systems. Research Square Preprint.
2025
Şen, S.E. Cost-Effectiveness of Lecanemab for Early Alzheimer's Disease in Ireland. SSRN Preprint.
2025
Şen, S.E. Budget Impact Analysis of Disease-Modifying Therapies for Alzheimer's Disease in Ireland. medRxiv. doi: 10.64898/2025.12.30.25343198.

Showing 5 of 19 publications including co-authored journal articles, book chapters, and conference presentations.

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I work with pharmaceutical companies, HTA bodies, and research institutions across Europe.

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Whether you need a CEA for an HTA submission, an interactive dashboard for payer engagement, or a DCE to quantify patient preferences — I deliver production-ready work on time.