Legal entity

Stanford Health Care

le:000538·legal entity·top of its tree

Holds directly

Through subsidiaries

Subsidiaries

Held directly, ever

Identifiers

Namespace	Value	Valid
`cms_org_name`	Stanford Health Care	2015-04-01 to 2021-08-31
`cms_org_name`	Stanford Hospital and Clinics	2015-01-01 to 2015-03-31

Owns or controls (3)

Company	Relation	When	Grade
STANFORD HEALTH CARE ADVANTAGE	controlled by	at least since 2015-10-01, to 2021-08-04	B
STANFORD HEALTHCARE ADVANTAGE	controlled by	at least since 2016-04-01, to 2021-08-31	B
UNIVERSITY HEALTHCARE ADVANTAGE	controlled by	at least since 2015-01-01, no end found (last seen 2015-09-30)	B

Ask about it

resolve_entity(text="Stanford Health Care")
describe_entity(entity_id="le:000538", on="2026-10-01")          # owners on a date, holdings, events
describe_entity(entity_id="le:000538", scope="group")            # everything under its top parent

Datasets that carry this company's name as a string (enrollment by parent, Stars by contract, MLR filings) join through these IDs; how_to_join names the key.

This page as markdown: /docs-md/companies/le_000538.md · every page in one file: /llms-full.txt