Tirumeni's father was Vicar General K. E. Oommen, Kalamannil, Adangapurathu, Kumbanad, Thiruvalla.

[6] He attended Maramon, Kozhencherry and Eraviperoor schools, and went on to graduate from Union Christian College, Aluva.

He was ordained as a deacon of the Malankara Mar Thoma Church on 1 January 1944 and Kasseessa on 3 June 1944.

In 1954, Mar Chrysostom joined St. Augustine's College, Canterbury, UK to further his theological studies.

(Senior Metropolitan) Valiya Metropolitan ( Metropolitan Emeritus) On 28 August 2007, Thirumeni announced his resignation as supreme head of the Malankara Mar Thoma Syrian Church on grounds of old age and ill-health[11] Indian film director Blessy made a comprehensive biopic called 100 years of Chrysostom, about 48 hours 10 minute long, on Philipose Mar Chrysostom.

Mar Thoma Church members donated so much that the project was a great success; it was extended from India to Mexico.

[14] On his hundredth birthday, on 27 April 2018, the church officially inaugurated the Project among the Transgender Community.