Nucelio Lemos underwent his medical graduation, as well as his Gynecology, Urogynecology and MIS training and PhD in Gynecology in Sao Paulo Brazil and attended a Fellowship in Pelvic Neurodysfunctions by the International School of Neuropelveology in Zurich, Switzerland.

Upon returning to São Paulo, he funded the Pelvic Neurodysfunction Clinics of the Department of Gynecology of the Federal University of São Paulo, which he still currently chairs and where he develops extensive research and teaching of all fields of Neuropelveology: treatment of Intrapelvic Nerve Entrapments and Neuropathic Pain of Intrapelvic Etiology; Knowledge Tranfer in Nerve-Sparing Radical Pelvic Procedures (including endometriosis and pelvic malignancies); and rehabilitation of paraplegic patients through the Laparoscopic Implantation of Neuroprosthesis.

He is past Chairman of the Scientific Committee of the International Continence Society (2013-2016) and Founding Member and past Chairman of the Scientific and Education Committee of the Latin American Pelvic Floor Association (ALAPP; 2014-2019). He is also a Founding Member and Second Vice-President of the International Society of Neuropelveology.

As of January 2017 he has been recruited as Associate Professor at the Faculty of Medicine of the University of Toronto, where he has started the Pelvic Functional Surgery and Neuropelveology Clinic, at the Department of Obstetrics and Gynecology of Mount Sinai and Women’s College Hospitals where he continues to develop the research started in Brazil.