The ShinyHunters ransomware group listed Amazon owned OneMedical.com on its data leak site on 2026-06-18. Country: US Sector: Healthcare Domains named: onemedical.com Claim as published on the leak site: Over 8.8TB of data was compromised. This is a final warning to reach out by 22 June 2026 before we leak along with several annoying (digital) problems that'll come your way. Make the right decision, don't be the next headline. | Updated: 18 June 2026 | Warning: FINAL WARNING PAY OR LEAK