ICD-10-CM > S00-T88 > T36-T50 > T39 > T39.3 > T39.39 > T39.391 T39.391 Poisoning by other nonsteroidal anti-inflammatory drugs [NSAID], accidental (unintentional) Non-Billable/Non-Specific Applicable To Poisoning by other nonsteroidal anti-inflammatory drugs NOS Codes T39.391A..., initial encounterT39.391D..., subsequent encounterT39.391S..., sequela