A question: what prevents the multitude pathological...

A question: what prevents the multitude pathological laboratories found in many suburbs all around to
Open up their doors to the public for a payable medical test. ? ( subsidies or not).

With ITD MHT, one has to order, receive, send ( get to post office), wait for the result.

The HbA1c blood test for a type 1 diabetic person, done at the public clinic every 3 months, takes few minutes to do . you get the result on the spot, plus other examinations by physicians, nurses and a consultation with dietitians and other professionals if needed.