ICD-10/F11.121

F11.121 ICD 2026 Code: Opioid abuse with intoxication delirium

F11.121 is the authoritative medical code for Opioid abuse with intoxication delirium. This classification is used in medical billing and clinical recording to specify the clinical criteria for opioid abuse with intoxication delirium (ICD-10-CM F11.121), ensuring healthcare documentation aligns with 2026 federal coding standards.

Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.

Official Registry Overview & Definition

Opioid abuse with intoxication delirium is a billable ICD-10-CM diagnosis code F11.121. Excludes1 (not coded here): opioid dependence F11.2-; opioid use, unspecified F11.9-.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for F11.121 in the official ICD-10-CM tabular list.

Excludes1 — Not Coded Here

Conditions that can never be reported with this code; the two are mutually exclusive.

  • opioid dependence F11.2-
  • opioid use, unspecified F11.9-

Frequently Asked Questions (FAQ) & Clinical Guidance

What can't be coded together with F11.121?

Per Excludes1 instructions, F11.121 must not be reported with: opioid dependence (F11.2-); opioid use, unspecified (F11.9-).

Codes in This Family (40)

Official ICD-10-CM classifications in the same code family as F11.121, with their registry titles.

  • F11 — Opioid related disorders
  • F11.1 — Opioid abuse
  • F11.10 — Opioid abuse, uncomplicated
  • F11.11 — Opioid abuse, in remission
  • F11.12 — Opioid abuse with intoxication
  • F11.120 — Opioid abuse with intoxication, uncomplicated
  • F11.122 — Opioid abuse with intoxication with perceptual disturbance
  • F11.129 — Opioid abuse with intoxication, unspecified
  • F11.13 — Opioid abuse with withdrawal
  • F11.14 — Opioid abuse with opioid-induced mood disorder
  • F11.15 — Opioid abuse with opioid-induced psychotic disorder
  • F11.150 — Opioid abuse with opioid-induced psychotic disorder with delusions
  • F11.151 — Opioid abuse with opioid-induced psychotic disorder with hallucinations
  • F11.159 — Opioid abuse with opioid-induced psychotic disorder, unspecified
  • F11.18 — Opioid abuse with other opioid-induced disorder
  • F11.181 — Opioid abuse with opioid-induced sexual dysfunction
  • F11.182 — Opioid abuse with opioid-induced sleep disorder
  • F11.188 — Opioid abuse with other opioid-induced disorder
  • F11.19 — Opioid abuse with unspecified opioid-induced disorder
  • F11.2 — Opioid dependence
  • F11.20 — Opioid dependence, uncomplicated
  • F11.21 — Opioid dependence, in remission
  • F11.22 — Opioid dependence with intoxication
  • F11.220 — Opioid dependence with intoxication, uncomplicated
  • F11.221 — Opioid dependence with intoxication delirium
  • F11.222 — Opioid dependence with intoxication with perceptual disturbance
  • F11.229 — Opioid dependence with intoxication, unspecified
  • F11.23 — Opioid dependence with withdrawal
  • F11.24 — Opioid dependence with opioid-induced mood disorder
  • F11.25 — Opioid dependence with opioid-induced psychotic disorder
  • F11.250 — Opioid dependence with opioid-induced psychotic disorder with delusions
  • F11.251 — Opioid dependence with opioid-induced psychotic disorder with hallucinations
  • F11.259 — Opioid dependence with opioid-induced psychotic disorder, unspecified
  • F11.28 — Opioid dependence with other opioid-induced disorder
  • F11.281 — Opioid dependence with opioid-induced sexual dysfunction
  • F11.282 — Opioid dependence with opioid-induced sleep disorder
  • F11.288 — Opioid dependence with other opioid-induced disorder
  • F11.29 — Opioid dependence with unspecified opioid-induced disorder
  • F11.9 — Opioid use, unspecified
  • F11.90 — Opioid use, unspecified, uncomplicated

Indexed Clinical Terms (3)

Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.

  • Abuse, drug NEC (non-dependent), opioid, with, intoxication, with, delirium
  • Delirium, delirious (acute or subacute) (not alcohol- or drug-induced), due to (secondary to), opioid intoxication (acute), in, abuse
  • Disorder (of), opioid use, mild, with, opioid intoxication, delirium

Related Codes & Numerical Sequence (Crawl Map)

Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:

ICD Code F10.121 Alcohol abuse with intoxication delirium
ICD Code F12.121 Cannabis abuse with intoxication delirium
ICD Code F13.121 Sedative, hypnotic or anxiolytic abuse with intoxication delirium
ICD Code F14.121 Cocaine abuse with intoxication with delirium
ICD Code F15.121 Other stimulant abuse with intoxication delirium
ICD Code F16.121 Hallucinogen abuse with intoxication with delirium
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