Top 20 outpatient prescription medications 

Atorvastatin calcium makes up 2.8 percent of outpatient prescription medication claims, according to a Dec. 30 report from Definitive Healthcare. 

Here are the top 20 outpatient drugs by percentage of claims in 2022:

1. Atorvastatin calcium
2. Lisinopril
3. Amlodipine besylate
4. Levothyroxine sodium
5. Gabapentin
6. Omeprazole
7. Losartan potassium
8. Metformin HCl
9. Sertraline HCl
10. Metoprolol succinate
11. Hydrocodone/acetaminophen
12. Albuterol sulfate
13. Amoxicillin
14. Pantoprazole sodium
15. Hydrochlorothiazide
16. Escitalopram oxalate
17. Rosuvastatin calcium
18. Trazodone HCl
19. Prednisone
20. Montelukast sodium