Legal entity

Montefiore Health Systems, Inc.

le:001278·legal entity·top of its tree

Holds directly

Through subsidiaries

Subsidiaries

Held directly, ever

Identifiers

Namespace	Value	Valid
`cms_org_name`	Montefiore Health Systems, Inc.	2015-01-01 to 2015-12-31

Owns or controls (1)

Company	Relation	When	Grade
Montefiore HMO	controlled by	at least since 2015-01-01, no end found (last seen 2015-12-31)	B

Ask about it

resolve_entity(text="Montefiore Health Systems, Inc.")
describe_entity(entity_id="le:001278", on="2026-10-01")          # owners on a date, holdings, events
describe_entity(entity_id="le:001278", 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_001278.md · every page in one file: /llms-full.txt