Cheong Fei Wen obtained her Bachelor Degree in Biomedical Science (with distinction) from University of Malaya (UM), Malaysia. She passed her PhD with distinction and is currently holding the post of senior lecturer in Department of Parasitology, Faculty of Medicine, UM.

Since PhD study, she explored into several malaria-related aspects, including protein expression of the Plasmodium knowlesi merozoite surface proteins; immunogenicity study using animal model; and epitope mapping. Her current research interests include phenotypic and genotypic measures on Plasmodium sp. resistance against anti-malarials, immunogenicity profiling of potential malarial vaccine candidates, and genome engineering in P. knowlesi using CRISPR-Cas9 system.

With her deep passion in research, she has been successfully selected and awarded to attend several international workshops/courses including Ungku Omar-Newton Fund Researcher Links Workshop: Neglected Disease in SEA: Building Capacity in Epidemiological Modelling (University of Malaya, Malaysia & Imperial College London, UK) and Wellcome Genome Campus Advanced Course: Malaria Experimental Genetics (WGCAC, UK). She has also obtained and be part of 10 research grants, including UM Research Fund Assistance (BKP), UM Research Excellence Grant (UMREG), Postgraduate Research Fund (PPP), Frontier Research Grant (FRG), Fundamental Research Grant Scheme (FRGS), and Long Term Research Grant Scheme (LRGS). With that, she has published more than 25 articles in ISI-indexed journals. 

She is currently the editor of the Journal of Health and Translational Medicine (JUMMEC), associate editor of Asia Pacific Journal of Molecular Biology and Biotechnology (APJMBB), and editorial board member of Tropical Biomedicine. She was the council member for Malaysian Society of Parasitology and Tropical Medicine (MSPTM) in 2019-2020. She is constantly reviewing 7-12 papers for various journals annually. 

She has received certificate of excellent service, UM in 2019. She has been appointed as Programme Coordinator and assisted the department to develop a new Master by Coursework programme (Master of Medical Parasitology and Entomology), including obtaining provisional and full accreditations. With her interest in academic curriculum, she has also been appointed as Programme Quality Assurance Expert (Pro-QAE) of Faculty of Medicine (FOM) in 2021, and Pro-QAE of UM in 2024 to assist in programme curriculum related-matters. Besides, she is also the committee member of Quality Assurance Programme - Quality Committee FOM, committee member of Seminar Proposal Defence for Postgraduates FOM, committee member for Jawatankuasa Kurikulum di Peringkat Jabatan (JKKJ) and Jawatankuasa Pengajian (JKP).