Chowdhury was born into a Bengali family originally from Kolkata, India. He was born in New Delhi and later moved to Kolkata. In 1993, a few months after the infamous Bombay riots, his family moved to Bombay.
Chowdhury, R; Mukhopadhyay, A; McClellan, W; Sarnat, S; Darrow, L; Steenland, K (2014). "Survival Patterns of Lead-Exposed Workers with End-Stage Renal Disease from Adult Blood Lead Epidemiology and Surveillance Program". The American Journal of the Medical Sciences. 349 (3): 222–7. doi:10.1097/MAJ.0000000000000387. PMID25504219. S2CID45269083.
Huen, K. H.; Chowdhury, R; Shafii, S. M.; Brewster, L. P.; Arya, S; Duwayri, Y; Veeraswamy, R. K.; Dodson, T. F.; Rajani, R. R. (2015). "Smoking cessation is the least successful outcome of risk factor modification in uninsured patients with symptomatic peripheral arterial disease". Annals of Vascular Surgery. 29 (1): 42–9. doi:10.1016/j.avsg.2014.09.014. PMID25286112.
Chowdhury, R; Narayan, K. M.; Zabetian, A; Raj, S; Tabassum, R (2014). "Genetic studies of type 2 diabetes in South asians: A systematic overview". Current Diabetes Reviews. 10 (4): 258–74. doi:10.2174/1573399810666140707101325. PMID25001234.
Halkos, M. E.; Ford, L; Peterson, D; Bluestein, S. M.; Liberman, H. A.; Kilgo, P; Puskas, J. D.; Guyton, R. A.; Chowdhury, R (2014). "The impact of hybrid coronary revascularization on hospital costs and reimbursements". The Annals of Thoracic Surgery. 97 (5): 1610–5, discussion 1615–6. doi:10.1016/j.athoracsur.2014.01.047. PMID24636706.
Thourani, V. H.; Chowdhury, R; Gunter, R. L.; Kilgo, P. D.; Chen, E. P.; Puskas, J. D.; Halkos, M. E.; Lattouf, O. M.; Cooper, W. A.; Guyton, R. A. (2013). "The impact of specific preoperative organ dysfunction in patients undergoing aortic valve replacement". The Annals of Thoracic Surgery. 95 (3): 838–45. doi:10.1016/j.athoracsur.2012.09.035. PMID23245447.
Chowdhury, R; White, D; Kilgo, P; Puskas, J. D.; Thourani, V. H.; Chen, E. P.; Lattouf, O. M.; Cooper, W. A.; Myung, R. J.; Guyton, R. A.; Halkos, M. E. (2012). "Risk factors for conversion to cardiopulmonary bypass during off-pump coronary artery bypass surgery". The Annals of Thoracic Surgery. 93 (6): 1936–41, discussion 1942. doi:10.1016/j.athoracsur.2012.02.051. PMID22503849.
Roy, N; Murlidhar, V; Chowdhury, R; Patil, S. B.; Supe, P. A.; Vaishnav, P. D.; Vatkar, A (2010). "Where there are no emergency medical services-prehospital care for the injured in Mumbai, India". Prehospital and Disaster Medicine. 25 (2): 145–51. doi:10.1017/s1049023x00007883. PMID20467994. S2CID18197745.
Chowdhury has also published 14 books under the pseudonym Thomas R. M. Webbe, crediting Chowdhury as the editor.[5] His stories, based in British India, notably feature the exploits of Rito and Gaja. This detective series has been very popular in India among children. In addition, he has written in other genres of fiction for children.
Chowdhury recently[when?] made his poetry blog, Catharsis, public.[6] He writes poetry under the pseudonym Ri Tam, three volumes of which have been published.[7]
Chowdhury is a polyglot and speaks 10 languages apart from English.[citation needed]