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Indian entrepreneur Gaurav Kumar turns personal loss into a mission to transform cancer care

The American Bazaar / Updated: Jun 26, 2026

When Kumar's mother received a Stage IV gallbladder cancer diagnosis, navigating India's healthcare system proved overwhelming with scattered medical records and conflicting opinions. After refusing to accept a terminal prognosis, his persistence led him to an oncologist who determined surgery was still viable, ultimately extending his mother's life by two years. That experience inspired Kumar to co-found OncoVault, an AI-powered platform that helps cancer patients organise medical records and access informed care decisions.

How Mother's Diagnosis Led To BigOHealth Founder's Cancer Care Mission

NDTV / Updated: Feb 18, 2026

For BigOHealth's Gaurav Kumar, the journey that began with his mother's terminal prognosis but evolved into a broader effort to ensure that in India's cancer fight is determined by what is possible.

BigOHealth: One man's tragedy to a healthcare mission at India AI Impact Summit 2026

Digit / Updated: Feb 20, 2026

When you first meet Gaurav and Shubham, the co-founders of BigOHealth, they do not immediately strike you as traditional healthcare people. In fact, they do not really possess any background in the medical space.

How Death Of Bengaluru Man's Mother Gave Birth To BigOHealth

News18 / Updated: Feb 17, 2026

Behind the technology lies a deeply personal story. Gaurav Rajput, a 24-year-old computer science graduate, began working on BigOHealth in 2018 as a student project. What started as a simple academic exercise later transformed into a mission-driven startup. When his mother was diagnosed with cancer, Gaurav found himself speechless and confused, much like countless families facing similar diagnoses.

From personal loss to public impact: AI cancer care comes of age

The Sunday Guardian / Updated: Feb 20, 2026

Speaking to The Sunday Guardian, Kumar clarified that BigOHealth is not designed to replace doctors, but to function as a decision-support layer within India’s overstretched healthcare ecosystem. His mother’s survival well beyond her initial prognosis strengthened his conviction that timely direction and specialised care can alter outcomes.

'Mother's Diagnosis Sparked Cancer Care Mission': BigOHealth Founder Tells NDTV

NDTV Video / Updated: Feb 18, 2026

In 2023, 27-year-old Gaurav Kumar walked into a leading cancer hospital expecting clarity. He walked out with a timeline. His 49-year-old mother had been diagnosed with stage IV gallbladder carcinoma. The doctors were direct. Three months, he was told. Focus on love, care and family. Speaking exclusively to NDTV, Kumar recalls the moment as one that “reduced the future to a number”. I wasn’t just scared of losing my mother,” he told NDTV. I was terrified because I didn’t know what to do next.