Search CMS Open Payments — every payment from a drug/device manufacturer or GPO to a US physician or teaching hospital under the Sunshine Act (~10M records per year). Lookup by 10-digit NPI for the recipient (most precise), by last/first name + state, or by payer (manufacturer) name. Each record includes recipient (NPI, name, specialty, location), payer (manufacturer name + state/country), payment (amount USD, date, nature of payment such as 'Consulting Fee'/'Food and Beverage'/'Travel'/'Royalty', form of payment), and associated product (drug/device name + therapeutic area). Investigative journalism + KYC + healthcare conflict-of-interest research. Public-domain federal data.