GET/api/v1/organizations
Organizations (HSDS organization + atlcare provenance extension).
- category
- Category slug, e.g. food, housing
- geo_type + geo_code
- npu|zip|neighborhood|county + code, e.g. geo_type=npu&geo_code=I
- verified_within_days
- Only records verified in the last N days
- updated_since
- ISO date — records modified since
- page / per_page
- Pagination; per_page max 100 (default 25)