health facility vs medical building

health facility and medical building both are nouns.

Word	Noun	Adjective	Verb	Adverb
health facility	Yes	No	No	No
medical building	Yes	No	No	No

As nouns, health facility and medical building are synonyms defined as:

health facility and medical building: building where medicine is practiced

Other synonyms of health facility include healthcare facility.

health facility (noun)	medical building (noun)
building where medicine is practiced	building where medicine is practiced