How DOGE Open Sourcing the T-MSIS Medicaid Spend File Unleashed a Distributed Internet Fraud Hunt That Outran Fed Program Integrity, What the Sleuths Found & What Commercial Payers Could Build

On Feb 13 2026, DOGE dropped a 10.32 GB Medicaid claims file with zero friction. 227M rows. 1.8M provider NPIs. 7 years of billing data. No application form. No data use agreement. Just a li…