Legal entity

On Lok SeniorHealth

le:000961·legal entity·top of its tree

Holds directly

Through subsidiaries

Subsidiaries

Held directly, ever

Medicare contracts

Identifiers

Namespace	Value	Valid
`cms_org_name`	ON LOK SENIORHEALTH	2006-08-01 to 2008-05-31
`cms_org_name`	On Lok SeniorHealth	2006-08-01 to 2008-09-30
`cms_org_name`	On Lok, Inc.	2011-05-01 to today

Owns or controls (2)

Company	Relation	When	Grade
ON LOK SENIOR HEALTH SERVICES	controlled by	at least since 2008-06-01, to 2008-09-30	B
ON LOK SENIOR HEALTH SERVICES	controlled by	start 2011-05-01, still true	B

Ask about it

resolve_entity(text="On Lok SeniorHealth")
describe_entity(entity_id="le:000961", on="2026-10-01")          # owners on a date, holdings, events
describe_entity(entity_id="le:000961", 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_000961.md · every page in one file: /llms-full.txt