Fast, dependency-free NPI (National Provider Identifier) Luhn checksum validator for Node.js and TypeScript.
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Get this data programmatically — free, no authentication.
curl https://depscope.dev/api/check/npm/npi-checksumFirst published · 2026-09-13T18:45:36.251Z
Last updated · 2026-09-13T19:30:24.111Z