Prof. Oyoo received his medical degree from the University of Nairobi and completed his residency in internal medicine at the University of Nairobi

Prof. Omondi Oyoo is an Associate Professor in the Department of Clinical Medicine and Therapeutics, School of Medicine, University of Nairobi, Head of the rheumatology unit at the Kenyatta National Hospital in Nairobi, Kenya. Prof. Oyoo received his medical degree from the University of Nairobi and completed his residency in internal medicine at the University of Nairobi.

He obtained his fellowships and gained experience in rheumatology variously from Tel Aviv University in Israel, the University of Cape Town in the Republic of South Africa, Tulane University in the USA, and Louisiana state university in the USA. He is particularly proud of having attended The Alliance High School in Kenya that instilled in him the value of serving others and the confidence to know that he could attain a professional career.

Prof. Oyoo has studied international health as a Humphrey fellowship scholar at Tulane University in New Orleans and epidemiology at Aberdeen University in the United Kingdom.

Prof.Oyoo is a practicing Rheumatologist in Nairobi and has over 100 publications in peer-reviewed journals and is the author of the well-regarded book, understanding arthritis. An avid lecturer, his CV lists over 100 presentations to audiences of all types on a wide variety of topics. He has served as the secretary and later President of the Kenya Association of Physicians.

He is a Past President of the African League of associations for rheumatology (AFLAR), Past chairman and member of the Executive committee of the International League of Associations for Rheumatology(ILAR), Chairman, Kenya society for rheumatology, chairman, Association for arthritis and rheumatic diseases of Kenya, Founder and Chairman of Uwezo rheumatology foundation and the WHO bone and joint decade National action network coordinator for Kenya.

In the year 2010, Prof. Oyoo was appointed the bone and joint decade ambassador by the international steering committee, The bone and joint Decade in appreciation of his role in promoting the goals of the bone and joint decade and in recognition of distinguished professional excellence and service to colleagues and people affected by musculoskeletal disorders; and in the same year he was also proclaimed as a great mind of the 21st century by the governing board of the American Biographical institute due to significant accomplishment within, and mastery of Rheumatology.

Prof. Oyoo is a fellow of the American college of rheumatology, a fellow of the East and Central Africa College of physicians, a member of the British Society for Rheumatology, and a Fellow of the Royal College of Physicians of Edinburgh.