If it is currently in the cache then use the query below (replacing the check with your SP name).

SELECT UseCounts ,

Objtype ,

[text] ,

query_plan

FROM sys.dm_exec_cached_plans

CROSS APPLY sys.dm_exec_sql_text(plan_handle)

CROSS APPLY sys.dm_exec_query_plan(plan_handle)

WHERE [text] LIKE '%check%'

Note: It can take a while to run, so please plan accordingly.