Ana Gezin

Junior Consultant

Ana studied Health Economics at the Erasmus University Rotterdam. As part of the internship at a medical device company, she gained experience in early HTA and international market access processes. As a junior consultant, Ana supports health economic modelling projects.

Andrea Garcia

Consultant

Andrea holds a MSc degree in Health Economics, Policy and Law, consisting of a multidisciplinary degree program from the Erasmus University in The Netherlands and a bachelor’s degree in Health, Society and Policy from the University of Utah in the U.S. While working in the U.S., she has collaborated with various health-related governmental and non-governmental entities. As a consultant, she supports evidence synthesis projects.

Andre Verhoek

Lead Econometrician

Andre completed the Master Operations Research and Quantitative Logistics at the Erasmus University Rotterdam after the Econometrics bachelor at the Rijksuniversiteit Groningen. He has more than four years experience working on econometric models in different fields, varying from energy to insurance. As lead econometrician, Andre ensures the statistical validity of health economic modelling projects.

Antje Mevius

Senior Consultant

Antje is responsible for claims database projects.  She has numerous years of experience in different German databases and the British CPRD database. The key aspects of her activities include epidemiological studies, guideline/treatment studies and cost studies. Antje holds a MA degree in Tax and Business Consulting from the University of Applied Sciences Wismar.

Axel Dittmar

Junior Consultant

Axel holds a BA in Business Administration and is currently pursuing his Master’s degree at the University of Applied Sciences in Wismar. Previously, Axel has worked for Ingress Health as a student assistant, mainly in multinational patient preference projects. As a Junior Consultant, he supports real-world evidence projects and observational studies.

Bart Heeg

Managing Partner

Bart has more than 14 years of experience in leading and conducting international health economic and outcomes research projects. Bart brings a wealth of experience to the team with respect to developing core health economic models for reimbursement purposes and corresponding network meta-analyses.
Bart is finished with his PhD in Health Economics from the University of Groningen, the Netherlands. The topic was modelling chronic diseases for reimbursement purposes. Moreover, he has two MSc degrees, one on pharmaceutical sciences and one on clinical epidemiology.

Florint Kroi

Junior Consultant

Florint studied Health Economics at Erasmus University Rotterdam. During his internship at a big international company, Florint worked on a project which aimed to bring out the best use and application of digital health and new technologies in the healthcare industry. As a Junior Consultant, Florint supports health economic modelling projects.

Diana Cizova

Junior Consultant

Diana holds a BSc in Business and Management from the University of Buckingham in England, and a MLitt degree in International Business from the University of St Andrews in Scotland. As a junior consultant, Diana supports real-world evidence projects and observational studies.

Lisa Brüllinger

Junior Consultant

Lisa obtained a BA in Social Sciences and a MSc in Demography from the University of Rostock. She previously worked as a research assistant at the Max Planck institute of Demographic Research, responsible for the pre-processing of data and statistical analyses for a variety of demographic and economic research projects. In her Master thesis, she analyzed the influence of factors happening in early life on the mental health of the elderly population in Europe.

Fränce Hardtstock

Consultant Lead

Fränce holds a MSc degree in Demography from the University of Rostock. She has been working for three years at the Max-Planck-Institute for demographic research. As a consultant, Fränce supports observational and real-world evidence studies.

Gaby de Kruif

Office Manager

Gaby is the one that arranges all matters of organization – think here of trade fairs, human resources and accounting. Her responsibility is to make sure that the Rotterdam office runs smoothly.

Ha Anh Pham

Junior Consultant

Ha Anh holds a MSc degree in Health Economics from the Erasmus University Rotterdam. During her internship at a medical device company, she gained experience in early HTA. As a junior consultant, Ha Anh supports health economic modelling projects.

Houcine El Alili

Junior Consultant

Houcine gained his MSc degree in Health Economics from the Erasmus University Rotterdam,  with a focus on Health Economic Modeling, the Pharmaceutical Market and Global Health Economics. For his graduation thesis, Houcine conducted a cost-effectiveness analysis on early HIV screening in South Africa. As a junior consultant, Houcine will support health economics and evidence synthesis projects.

Ilse van Oostrum

Senior Consultant

Ilse completed the European Master of Health Economics and Management. This double degree programme consists of a MSc in Health Economics, Policy and Law from the Erasmus University Rotterdam and a MA in International Health and Social Management from Management Center Innsbrück. As a consultant, Ilse supports health economic and outcomes research projects.

Laura Gurskyte

Consultant

Laura completed the Master in Health Economics, Policy and Law from the Erasmus University Rotterdam. As a consultant, she supports health economics and evidence synthesis projects.

Mahmoud Hashim

Senior Consultant

Mahmoud is a physician with two MSc degrees in European sustainable health systems and public health. He has four years of professional experience as a researcher in Health Economics and Outcomes Research in Italy and Hungary where he mostly worked with oncologic products’ value dossiers. Besides, he has three years of experience in Pharmacovigilance and literature search in Egypt.

Marco Ghiani

Consultant

Marco received a PhD in Economics at Boston College (Boston, Massachusetts) with a dissertation in Applied Health Economics. Prior to that, he received an MA in Economics from the University of Turin and the Collegio Carlo Alberto (Italy). As a consultant, Marco supports real-world evidence projects and observational studies.

Margarita Kulakova

Consultant

Margarita completed the Master in Health Economics, Policy and Law from the Erasmus University Rotterdam. She has three years of experience in government relations in pharmaceutical industry. As a consultant,  Margarita works on endpoint validation studies and health economic modelling projects.

Mónica Cerezales

Junior Consultant

Mónica holds a PhD in Medical Microbiology from the University of the Basque Country, her dissertation focused on genetic mechanisms of antimicrobial resistance in nosocomial infections. She has a MSc in the same topic with a thesis in human papillomavirus. As a consultant Mónica supports Health Economics and Outcomes Research.

Nils Picker

Junior Consultant

Nils obtained a MSc degree in Economics at the Nova School of Business and Economics Lisbon. Nils has working experience in counterfactual impact evaluation and micro-econometric analysis within several projects at the European Commission’s Joint Research Centre (JRC), where he worked as a trainee in the Competence Centre on Microeconomic Evaluation. As a junior consultant, he supports observational and real-world evidence studies.

Pablo Rebollo

Scientific Director of Spanish Office

Pablo has a 20-year experience in health outcomes research. He has worked in a wide range of projects for clients including epidemiologic studies, burden of disease studies, patients’ registries, studies focused on patients’ preferences, health outcomes research projects focused on patients’ experience using PROs, health economic model adaptations and market access studies. He is author of two Spanish patents related to Health-Related Quality of Life assessment, 90 scientific papers and more than 100 communications to scientific congresses. Pablo holds a degree in Medicine from Universidad de Oviedo and a doctorate from the same university evidence studies.

Peter Wigfield

Consultant

Sabrina Muller

Senior Consultant

Sabrina has a MSc degree in Health Care Management from the University of Greifswald. Sabrina has more than 7 years of experience in conducting and leading health-economic and real-world evidence projects, especially in the field of medication-related adherence/persistence. She is responsible for several retrospective and prospective observational studies

Samron Gebregergish

Consultant

Samron holds a BSc in Public Health from Asmara College of Health Sciences in Eritrea and a MSc in International Health from Uppsala University in Sweden. He has two years of working experience in Public Health at the National Blindness Prevention and Control Program in Eritrea, where he was involved in the project management and research process. As a consultant, Samron supports multinational real-world evidence projects.

Silke Stellmacher-Kaiser

Study Nurse

Silke holds a MSc degree in Sociology from the University of Rostock. As a study nurse, Silke coordinates all observational and real-world evidence studies.

Sophie van Beekhuizen

Consultant Lead

Sophie graduated from a double degree program – European Health Economics and Management, with specializations in health technology assessment and economic evaluation, both at the Erasmus University Rotterdam and at the University of Oslo. As part of her internship at a medical device company, she gained experience in hospital-based-HTA and international market access processes. She is currently assisting in a variety of research and consultancy projects.

Zeki Kocaata

Consultant

Zeki completed his Ph.D. in Economics at the University of Bonn with a dissertation in applied econometrics. He has been working for two years as an independent consultant, supporting the OECD, civil society institutions and academia on a variety of project around health policies. As a Consultant, Zeki supports real-world evidence projects and observational studies.

Talitha Vincken

Junior Consultant

Talitha completed the MSc in Health Economics from the Erasmus University in Rotterdam. For her thesis, she collaborated with the Dutch Youth Institute to conduct a quality analysis of economic evaluations of psychosocial interventions. As a junior consultant, Talitha supports health economics and evidence synthesis projects.

Thomas Wilke

Partner

Thomas has 12 years of experience in leading and conducting German and international Real-world Evidence studies. Thomas brings a wealth of experience to the team with respect to the German market, chart reviews, prospective studies and patient reported outcomes. Thomas has a well-known reputation for conduction claims data analyses in Germany.
Thomas holds a PhD degree in Economics from the University of Duisburg, Germany, and a Diploma degree in Economics from the University of Duisburg. From 2001-2004 Thomas worked for the Boston Consulting Group. Since 2004, he has worked as a Professor at the University of Applied Sciences Wismar. Thomas supports Ingress-health as external senior consultant by pursuing his role as head of a German research institute and participating in Ingress-health studies.

Vanessa Gorasso

Junior Consultant

Vanessa holds a Master’s degree in Economics, consisting of a double degree programme with the University of Turin in Italy and Université de Rennes 1 in France. She collaborated with the Centre de Recherche en Économie et Management of Rennes in France. She recently joined the German office and supports real-world evidence projects.

Yannan Hu

Consultant

Yannan holds a MSc in Economics from Shanghai University of Finance and Economics and a PhD degree in Public Health from Erasmus Medical Center (EMC). She has one year of working experience as a post-doc in EMC on a large EU project focusing on socioeconomic inequalities in health. As a consultant, she supports health economics and outcomes research projects.

Yun Liu

Junior Consultant

Yun holds a MSc degree in Health Economics, Policy and Law from Erasmus University Rotterdam and is currently pursuing her PhD degree in health services management. Prior to this, she worked for a pharmaceutical company in clinical research after obtaining a research master’s degree in pharmacology. As a Junior Consultant, she supports evidence synthesis and health economic modelling projects.

Zijiao Yuan

Junior Consultant

Zijiao holds a MSc degree in Health Economics from the Erasmus University Rotterdam. As a Junior Consultant, Zijiao supports a variety of evidence synthesis projects including systematic literature review and indirect treatment comparisons.

Maarten Postma

Senior Advisor

Maarten is senior advisor on health economic and Real-world Evidence projects for Ingress-health. Maarten J Postma has an MSc in econometrics and holds a PhD in health economics (Maastricht). Currently he holds the chair of pharmacoeconomics at the University of Groningen (department of Pharmacy), comprising of a team of 25 staff, postdocs and candidate PhDs. He chairs the Unit of PharmacoEpidemiology & PharmacoEconomics (PE2) at the department of Pharmacy (close to 50 affiliated staff, postdocs and candidate PhDs), is member of the board of the department of Pharmacy and is director of the Research Institute SHARE, shared between UMCG and Pharmacy.