Dr. Surinder Kumar is a senior researcher in medical microbiology with a sustained focus on respiratory and neonatal infectious diseases, molecular diagnostics, and clinical epidemiology. His research portfolio encompasses 49 peer-reviewed scientific documents that collectively account for 1105 citations with an h-index of 15, reflecting consistent scholarly impact and knowledge translation. His work has substantially advanced understanding of Mycoplasma pneumoniae and Chlamydophila pneumoniae in community-acquired lower respiratory tract infections, pediatric asthma exacerbations, and neonatal sepsis, integrating serology, culture, and PCR-based approaches. He has led and collaborated on competitively funded projects supported by national research agencies, addressing pathogen detection, antimicrobial resistance, and biomarker-driven diagnostics. His publications span high-quality national and international journals and are complemented by authoritative academic textbooks that support microbiology education and research methodology. His contributions continue to influence clinical microbiology practices, translational research frameworks, and evidence-based infectious disease diagnostics.