F11.20 Opioid dependence, uncomplicated
ICD-10-CM · CMS code reference
F11.20 is for opioid dependence, listed as moderate or severe opioid use disorder, with no intoxication, withdrawal, remission or opioid-induced disorder documented. Mild opioid use disorder goes to F11.10 instead.
Coding notes
From the ICD-10-CM FY2027 (effective October 1, 2026) tabular list. Notes on a parent code or category apply here too.
Also covers
- Opioid use disorder, moderate
- Opioid use disorder, severe
Excludes1
Not coded together with this code. The exception is when the two conditions are unrelated to each other.
- opioid abuse (F11.1-)
- opioid use, unspecified (F11.9-)
Excludes2
Not part of this code, but both can be coded when both are documented.
- opioid poisoning (T40.0-T40.2-)
Related codes
F11.21Opioid dependence, in remission ICD-10-CMF11.220Opioid dependence with intoxication, uncomplicated ICD-10-CMF11.221Opioid dependence with intoxication delirium ICD-10-CMF11.222Opioid dependence with intoxication with perceptual disturbance ICD-10-CMF11.229Opioid dependence with intoxication, unspecified ICD-10-CMF11.23Opioid dependence with withdrawal ICD-10-CMF11.24Opioid dependence with opioid-induced mood disorder ICD-10-CMF11.250Opioid dependence with opioid-induced psychotic disorder with delusions ICD-10-CM
Common questions
Does F11.20 cover both moderate and severe opioid use disorder?
Yes. The listed terms for F11.20 are opioid use disorder, moderate and opioid use disorder, severe, so both map here when nothing more is documented. Mild opioid use disorder is listed under F11.10, opioid abuse, and an Excludes1 note on F11.20 names the abuse codes (F11.1-).
Is F11.20 a billable code?
Yes. F11.20 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.