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Adj A/Prof Puah Ser Hon is a Senior Consultant Respiratory Physician and Intensivist serving as Head of the Respiratory and Critical Care Medicine Department at Tan Tock Seng Hospital, Singapore. He holds dual academic appointments as Adjunct Associate Professor at Lee Kong Chian School of Medicine and Clinical Assistant Professor at Yong Loo Lin School of Medicine, National University of Singapore. His leadership extends beyond clinical practice as a member of Tan Tock Seng Hospital's Clinical Board and chair of multiple national health initiatives, including the NHG Health Respiratory Health Steering Committee Smoking Cessation Workgroup.

Adj A/Prof Puah's clinical expertise encompasses comprehensive respiratory and critical care services, with particular interest in obstructive airway diseases, bronchiectasis, and acute respiratory distress syndrome. His practice includes advanced respiratory interventions, intensive care management, and smoking cessation programmes. He has demonstrated exceptional leadership during the COVID-19 pandemic, contributing significantly to Singapore's critical care response and establishing evidence-based treatment protocols for severe respiratory infections.

Adj A/Prof Puah's academic credentials reflect his commitment to excellence in respiratory medicine. He obtained his MBBS from International Medical University in 2004, followed by MRCP (UK) in 2010. His specialist qualifications include Certificate of Specialist Registration in Respiratory Medicine (2015) and Intensive Care Medicine (2017), Fellowship of the Royal College of Physicians Edinburgh (2020), and an International Master of Science in Health Professionals Education from Maastricht University (2023). His extensive publication record includes over 30 peer-reviewed articles in high-impact journals, with research contributions spanning COVID-19 management, bronchiectasis outcomes, and respiratory failure interventions.

Recognition of Adj A/Prof Puah's contributions includes the Public Administrative Medal (Bronze) for COVID-19 service (2022), multiple NHG Health Teaching Excellence Awards, and consecutive TTSH Top Ten Best Teacher Awards from 2016 to 2019. His international speaking engagements span across Asia-Pacific respiratory conferences, where he shares expertise on critical care management, smoking cessation strategies, and respiratory education. As former Programme Director for the NHG Health Respiratory Medicine Residency Programme, he has shaped the next generation of respiratory physicians whilst maintaining active roles in medical education across Singapore's leading institutions.

Adj A/Prof Puah believes in delivering compassionate, evidence-based respiratory and critical care that empowers patients and families through comprehensive education, multidisciplinary collaboration, and personalised treatment approaches that honour both clinical excellence and human dignity.