Peter Davey BA (Econ) MA (Econ)

General Manager

Peter Davey is a Health Economist with more than 25 years’ experience working in the health sector. Before becoming a health economist, Peter worked in banking, with roles in economic research and strategic planning. In 1995 he co-founded M-TAG, which developed into Australia’s largest health economics and outcomes research consultancy, with offices in Sydney and London and 45 staff. M-TAG was acquired by IMS Health in 2005 and after this he managed the IMS Pricing and Market Access Practice for Asia Pacific and Japan. Peter’s expertise encompasses a broad range of techniques used in health technology assessment and economic evaluation, including health services and policy-based research, pharmaceutical pricing and economic evaluation. Together with his special interest in the use of evidence based medicine and economic evaluation in health care reimbursement he has developed expertise in pharmaceutical pricing and policy. He has spoken at a wide range of international conferences, published widely in the Health Economics literature, teaches health economics at the University of NSW and was a member of the Steering Committee for practice research under the Fourth and Fifth Community Pharmacy Agreements. He is the General Manager at Illuminate Health Consulting.

Esther Cheah BSc (Hons) PhD

Health Outcomes Analyst

In her role as a Health Outcomes Analyst at Illuminate, Esther draws upon her medical and scientific background to complete Health Technology Assessments projects that provide market access solutions for a range of clients, including pharmaceutical and medical device companies. She is experienced in completing clinical literature searches and reviews, critical assessment of the safety and efficacy of treatments through systematic review of clinical trial evidence, meta-analyses, direct and indirect statistical analyses, patient preference studies, expert opinion surveys, and other medical writing projects. Esther’s expertise encompasses PBAC and MSAC submissions in addition to Prosthesis List applications and Hospital Formulary Submissions.

Esther has a PhD in respiratory pharmacology and toxicology from the University of Western Australia.

Sahan Amaratunga BSc BBus

Pricing & Data Analyst

Sahan has completed a combined Bachelor of Science and Bachelor of Business degree at the University of Technology, Sydney, majoring in biomedical science and marketing. At Illuminate he is a part of the Health Economics team, working on reimbursement and PBS pricing related projects. Sahan also manages Illuminate RED, our proprietary PBS data tool, where he carries out regular updates, performs demonstrations and offers training for subscribed users.

Ryan Davey BEcon

Health Economist

Ryan studied at the University of Sydney and has completed internships in the Market Access Group at Novartis and at Illuminate Health Consulting. Ryan has worked on a number of economic analysis models and budget impact models for PBAC and MSAC including drug pricing, as well as model adaptations for Korea, Taiwan, Japan and China. He has also worked on supplementary studies for submissions such as surveys of clinicians and Time in Motion studies. His expertise is mostly in developing models using Excel, pricing and various techniques in economic modelling.

Gonzalo Peralta Bsc (Hons)

Health Outcomes Analyst

Gonzalo graduated from UNSW with an Honours Degree in Biotechnology and conducted research for the School of Medical Science at the Lowy Cancer Centre. In his role as Health Outcomes Analyst at Illuminate, he performs literature searches and systematic reviews of clinical trial evidence to determine the safety and efficacy of treatments, and prepares PBAC submissions for novel therapies.

Oktowon Kinsong

IT Analyst

Oktowon has over 10 years Australian experience in web development using PHP and its frameworks. He received his Bachelor of Computer Science in 2000. Working as part of the Illuminate team, Oktowon uses PHP, SQL and various website programs to develop our proprietary programs Illuminate Red and Illuminate Green.

Sharon Vuko


Sharon is an experienced accountant and works diligently to keep all Illuminates accounts up to date and under control. Sharon’s special expertise is creating order from disorder.


Graily Aldridge BSc (Hons)

Graily is an honours graduate from the University of Sydney, with majors in Anatomy and Histology. She undertook her degree course part-time, initially holding a Cadetship in Medical Physics in the Department of Radiation Oncology at Westmead Hospital. More recently, she has worked in an IVF laboratory, where she investigated the effect of cryopreservation in mouse embryos for her honours project. Since graduating Graily has worked as a clinical embryologist. Graily brings her expertise to conduct systematic reviews of epidemiological and clinical evidence to Illuminate Health Consulting.

Corinne Le Reun BEc MSc (Statistics)


Corinne has over 10 year experience in the field of biostatistics, health economics and outcome research. Corrine graduated from ENSAI (France) with a Masters in Statistics, majoring in Biostatistics, and also holds an economics degree (BA) from the University of Rennes (France). After working in Paris, she joined M-TAG (now part of the IMS HEOR group) in Australia in 2001. She was appointed Biostatistics Manager in 2006 and was in charge of the management of all the statistical projects for both the Australian and European offices. During her time in Australia, Corinne was involved in numerous national and international health economics projects such as submissions to reimbursement authorities, burden of illness studies, multi-country conjoint analyses, meta-analyses and indirect comparisons and price defence studies.

Frances Bluhdorn BA (Lib Sc) Lib Cert ALAAAALIA (CP) AIMM

Medical Librarian

Frances is a highly skilled and well-published medical librarian with over 35 years’ experience in her field including positions in a teaching hospital, the pharmaceutical industry, and medical education and publishing. She has been an Associate of the Australian Library and Information Association (ALIA) since 1975 and is a Certified Practitioner. She has won the Anne Harrison Award from the Health Libraries Section of ALIA, was the first Australian librarian awarded the Cunningham Memorial International Fellowship from the US Medical Library Association and was presented with the Maria Gemenis Award by the NSW Special Libraries Section of ALIA, which recognises outstanding contribution to special librarianship.

Frances has been searching the international biomedical literature via online databases since 1979 when the then Australian MEDLINE Network was placed in hospital libraries. Over the years, she has used many interfaces (e.g., OVID), both dial-up and CD-ROM platforms. Today, she uses Web-based platforms (e.g., PubMed, The Cochrane Library,, SciVerse ScienceDirect and Scopus) and interrogates other World Wide Web resources.

In consultancy since 1998, Frances has been sharing her extensive working knowledge of the Internet, with a focus on the application of information technology, to meet the information needs of health care professionals. Frances’ knowledge of relevant databases and any additional information sources alongside her understanding in the strengths and limitations of numerous clinical and scientific databases aids her ability to perform all searches comprehensively. Her expertise ensures that the search strategies developed not only encompass all the relevant literature but also make reference retrieval more efficient.

Frances brings her professional expertise to conduct detailed and focused literature and information searches for Illuminate Health Consulting projects.

Contact us to find out more about Illuminate Health Consulting