Public changelog
Contract history for the npi-providers.caseyjhand.com MCP server, every tool-schema change Zevruna has observed, classified from the consumer's perspective.
90-day stability
quietsaferiskybreaking
Advisories
[risky] Field error was added to npi_get_provider output. [risky] Description of npi_lookup_taxonomy changed (33% word delta). [breaking] Field mode was removed from npi_lookup_taxonomy input; consumers still sending it may be rejected or…
Contract changelog
Every revision Zevruna has observed, classified from the consumer's side. Advisories above are the subset severe enough to publish.
npi_search_providers changed (21% word delta).continuationPostalCodes was added to npi_search_providers output.nextPage was added to npi_search_providers output.npi_lookup_taxonomy changed (20% word delta).npi_get_provider changed (29% word delta).invalid was added to npi_get_provider output.npi_search_providers changed (21% word delta).error was added to npi_get_provider output.npi_lookup_taxonomy changed (33% word delta).code was removed from npi_lookup_taxonomy input; consumers still sending it may be rejected or silently ignored.mode was removed from npi_lookup_taxonomy input; consumers still sending it may be rejected or silently ignored.skip was removed from npi_lookup_taxonomy input; consumers still sending it may be rejected or silently ignored.limit was removed from npi_lookup_taxonomy input; consumers still sending it may be rejected or silently ignored.query was removed from npi_lookup_taxonomy input; consumers still sending it may be rejected or silently ignored.section was removed from npi_lookup_taxonomy input; consumers still sending it may be rejected or silently ignored.+ 4 more in this revision
Snapshot log
The hashes to pin against. Identical contracts hash identically.
| Observed | Contract hash | Tools |
|---|---|---|
| 2026-09-25 00:48 | fc89ce28a0b6 | 3 |
| 2026-09-24 23:25 | 317baf5c03d9 | 3 |
| 2026-09-24 21:18 | 5d33c999a86c | 3 |
| 2026-08-25 03:38 | 836e7227af52 | 3 |
| 2026-08-17 06:40 | 6aa6cd0310eb | 3 |
Maintainer badge
Free forever for open-source maintainers. It reports what Zevruna actually observed, a green badge means no breaking change in ninety days, and it says so honestly when a server has never been polled.
[](https://zevruna.com/servers/npi-providers.caseyjhand.com)