medicare payment vs medicare check

medicare payment and medicare check both are nouns.

Word	Noun	Adjective	Verb	Adverb
medicare payment	Yes	No	No	No
medicare check	Yes	No	No	No

As nouns, medicare payment and medicare check are synonyms defined as:

medicare payment and medicare check: a check reimbursing an aged person for the expenses of health care

medicare payment (noun)	medicare check (noun)
a check reimbursing an aged person for the expenses of health care	a check reimbursing an aged person for the expenses of health care