ICD-10 Guide

T40.416

Name: ICD-10-CM Medical Diagnosis Codes
Creator: Centers for Medicare & Medicaid Services
License: https://www.cms.gov/medicare/coding/icd10

Non-billable

Underdosing of fentanyl or fentanyl analogs

BILLABLE STATUSNo

IMPLEMENTATION DATEOctober 1, 2015

LAST UPDATED08/26/2025

Code Description

ICD-10 T40.416 is a used to indicate a diagnosis of underdosing of fentanyl or fentanyl analogs.

Key Diagnostic Point:

Underdosing of fentanyl or fentanyl analogs

T40.416

Code Description

Key Diagnostic Point:

Related ICD-10 Codes

T40.416

Code Description

Key Diagnostic Point:

Related ICD-10 Codes