Nation A doctor wrote over 20,000 prescriptions for opioids, prosecutors say. Five people died. January 20, 2022Christine Fernando, USA TODAYComments Off on A doctor wrote over 20,000 prescriptions for opioids, prosecutors say. Five people died. In less than six years, David Chisholm wrote over 20,000 opioid prescriptions for pills including oxycodone, methadone and fentanyl, authorities say.