Question

1. pharmaceutical drug diversion schemes generally involve:

a. all prescription drugs
b. only addictive drugs
c. narcotics
d. controlled substances

1. which kind of medical supplies are most often involved in fraudulent medicare billing schemes?

a. motorized wheelchairs and scooters
b. hospital beds
c. oxygen tents
d. ventilators

Explanation:

For question 3: Pharmaceutical drug diversion refers to redirecting prescription drugs from their intended legal use. While addictive drugs and narcotics are types of controlled substances, diversion schemes encompass all controlled substances (which are regulated due to abuse potential), not just a subset, and not all prescription drugs.
For question 4: Motorized wheelchairs and scooters are frequently targeted in fraudulent Medicare billing because they have high costs, and there is often room for false claims about medical necessity or improper billing for unneeded devices compared to the other listed supplies.

Answer:

1. d. controlled substances
2. a. motorized wheelchairs and scooters