Skip to content
JS
Package

npi-checksum

Fast, dependency-free NPI (National Provider Identifier) Luhn checksum validator for Node.js and TypeScript.

v1.2.0, 13 Sept 20260BSDESM + CommonJSTypes: BundledTypeScript toolingSchema validation
$ npm install npi-checksum

Key numbers

As of 25 Sept 2026
Weekly downloads
4.7k
- over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
0
Direct, from package.json
Last release
11 days ago
v1.2.0
GitHub stars
0
0 forks
Open issues / PRs
0 / 0
Contributors
-
Commits, last 52 weeks
3

Downloads

Last week 2026-09-15 to 2026-09-21
02k4k6kSept 2025Mar 2026Sept 2026High 4.7k (15 Sept 2026)Low 0 (23 Sept 2025)
Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

4,726 downloads last week, 6,109 in the last month. No 52-week series has been fetched yet.

Releases, last 12 months
-
Latest version
1.2.0, 13 Sept 202611 days ago
First published
-
Last push to GitHub
13 Sept 202611 days before the snapshot
Repository archived
No
Open issues
0
Open pull requests
0
Commits, last 52 weeks
3
Dependents on npm
0

Major versions

-

Recent releases

-

Module format
ESM + CommonJSFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
>=22
Runtimes
-
Unpacked size (npm)
7.5 kB
Dependencies (0)
None
npm install npi-checksum
  • jsDelivrhttps://cdn.jsdelivr.net/npm/npi-checksum@1.2.0/
  • unpkghttps://unpkg.com/npi-checksum@1.2.0/
  • esm.shhttps://esm.sh/npi-checksum@1.2.0
PackageWeekly downloadsGzipLast releaseModuleComparison
runtypes186.3k-1 month agoESM + CommonJS-
@standard-schema/spec80.7m-9 months agoESM + CommonJS-
@inixiative/json-rules21.6k-4 days agoESM + CommonJS-
@zod/mini14.9k-11 days agoESM + CommonJS-
@c15t/schema116.6k-1 month agoESM + CommonJS-
pure-parse52k-3 months agoESM + CommonJS-
effect26.3m-15 days agoESM + CommonJS-
json-schema-to-ts24.9m-2 years agoESM + CommonJS-
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Not indexed (discovery only): downloads_week 4726 < 10000.