RE: Renalytix should reach out to NHS.9 Dec 2025 20:15
Renalytix is a diagnostics company that has faced challenges getting its KidneyIntelX test validated for use within the UK's National Health Service (NHS), despite the technology being used in the US. The company's focus has primarily been on the US market where its product has FDA authorization and Medicare reimbursement.
Renalytix and the NHS
Limited NHS Adoption: While Renalytix is a London-based company, its commercial success and focus have been predominantly in the US healthcare system, particularly with the Mount Sinai Health System and Tempus AI. The company has reportedly missed opportunities for NHS validation.
Potential but Unused: There has been discussion among investors about the potential for the KidneyIntelX test to be a cost-saving measure for the NHS, which faces significant costs from undiagnosed and uncontrolled kidney disease.
NHS Technology Use: The NHS is exploring the integration of machine learning and wider datasets within its electronic health records to improve risk prediction and decision support, which aligns with the kind of technology Renalytix offers, but direct procurement has not been established.
The KidneyIntelX Technology
Renalytix developed KidneyIntelX, an artificial intelligence (AI)-enabled blood test for patients with type 2 diabetes and early-stage chronic kidney disease (CKD stages 1-3b).
Function: The test uses AI to integrate data from blood biomarkers and electronic health records to provide a high, moderate, or low-risk score for rapid kidney function decline within five years.
Purpose: This early risk assessment allows clinicians to intervene with guideline-recommended treatment sooner, potentially improving patient outcomes and reducing overall healthcare costs.
In summary, as of late 2025, Renalytix's technology is not widely adopted by the NHS, with the company's business efforts centered on the US market and recent partnerships there, such as with Tempus AI and MVP Health Care.