2007 - Present Owner at Dr. D. Ramanathan's Clinic
2003 - 2004 DMO at Sooriya Hospital
2006 - 2008 DNB Resident Pediatrics at Vijaya Hospital
2008 - 2010 Registrar NICU at Madras Medical Mission
2010 - 2012 Jr Consultant Paediatrics & Neonatology at SRM Hospital
2012 - 2014 Consultant Paediatrician & Neonatology at Rakshith Hospital