ICD-10/F15.121

F15.121 ICD 2026 Code: Other stimulant abuse with intoxication delirium

F15.121 is the authoritative medical code for Other stimulant abuse with intoxication delirium. This classification is used in medical billing and clinical recording to specify the clinical criteria for other stimulant abuse with intoxication delirium (ICD-10-CM F15.121), 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

Other stimulant abuse with intoxication delirium is a billable ICD-10-CM diagnosis code F15.121. Includes: amphetamine-related disorders; caffeine. Excludes1 (not coded here): other stimulant dependence F15.2-; other stimulant use, unspecified F15.9-. Excludes2 (not included here): cocaine-related disorders F14.-.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for F15.121 in the official ICD-10-CM tabular list.

Includes

Conditions the official ICD-10-CM tabular list includes under this code.

  • amphetamine-related disorders
  • caffeine

Excludes1 — Not Coded Here

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

  • other stimulant dependence F15.2-
  • other stimulant use, unspecified F15.9-

Excludes2 — Not Included Here

Conditions not covered by this code, but which may be reported alongside it when both are present.

  • cocaine-related disorders F14.-

Frequently Asked Questions (FAQ) & Clinical Guidance

What can't be coded together with F15.121?

Per Excludes1 instructions, F15.121 must not be reported with: other stimulant dependence (F15.2-); other stimulant use, unspecified (F15.9-).

Can F15.121 be reported alongside related conditions?

Per Excludes2 instructions, F15.121 and the following may both be reported when both are present: cocaine-related disorders (F14.-).

Codes in This Family (40)

Official ICD-10-CM classifications in the same code family as F15.121, with their registry titles.

  • F15 — Other stimulant related disorders
  • F15.1 — Other stimulant abuse
  • F15.10 — Other stimulant abuse, uncomplicated
  • F15.11 — Other stimulant abuse, in remission
  • F15.12 — Other stimulant abuse with intoxication
  • F15.120 — Other stimulant abuse with intoxication, uncomplicated
  • F15.122 — Other stimulant abuse with intoxication with perceptual disturbance
  • F15.129 — Other stimulant abuse with intoxication, unspecified
  • F15.13 — Other stimulant abuse with withdrawal
  • F15.14 — Other stimulant abuse with stimulant-induced mood disorder
  • F15.15 — Other stimulant abuse with stimulant-induced psychotic disorder
  • F15.150 — Other stimulant abuse with stimulant-induced psychotic disorder with delusions
  • F15.151 — Other stimulant abuse with stimulant-induced psychotic disorder with hallucinations
  • F15.159 — Other stimulant abuse with stimulant-induced psychotic disorder, unspecified
  • F15.18 — Other stimulant abuse with other stimulant-induced disorder
  • F15.180 — Other stimulant abuse with stimulant-induced anxiety disorder
  • F15.181 — Other stimulant abuse with stimulant-induced sexual dysfunction
  • F15.182 — Other stimulant abuse with stimulant-induced sleep disorder
  • F15.188 — Other stimulant abuse with other stimulant-induced disorder
  • F15.19 — Other stimulant abuse with unspecified stimulant-induced disorder
  • F15.2 — Other stimulant dependence
  • F15.20 — Other stimulant dependence, uncomplicated
  • F15.21 — Other stimulant dependence, in remission
  • F15.22 — Other stimulant dependence with intoxication
  • F15.220 — Other stimulant dependence with intoxication, uncomplicated
  • F15.221 — Other stimulant dependence with intoxication delirium
  • F15.222 — Other stimulant dependence with intoxication with perceptual disturbance
  • F15.229 — Other stimulant dependence with intoxication, unspecified
  • F15.23 — Other stimulant dependence with withdrawal
  • F15.24 — Other stimulant dependence with stimulant-induced mood disorder
  • F15.25 — Other stimulant dependence with stimulant-induced psychotic disorder
  • F15.250 — Other stimulant dependence with stimulant-induced psychotic disorder with delusions
  • F15.251 — Other stimulant dependence with stimulant-induced psychotic disorder with hallucinations
  • F15.259 — Other stimulant dependence with stimulant-induced psychotic disorder, unspecified
  • F15.28 — Other stimulant dependence with other stimulant-induced disorder
  • F15.280 — Other stimulant dependence with stimulant-induced anxiety disorder
  • F15.281 — Other stimulant dependence with stimulant-induced sexual dysfunction
  • F15.282 — Other stimulant dependence with stimulant-induced sleep disorder
  • F15.288 — Other stimulant dependence with other stimulant-induced disorder
  • F15.29 — Other stimulant dependence with unspecified stimulant-induced disorder

Indexed Clinical Terms (5)

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

  • Abuse, amphetamine (or related substance), stimulant NEC, with, intoxication, with, delirium
  • Abuse, drug NEC (non-dependent), stimulant NEC, with, intoxication, with, delirium
  • Delirium, delirious (acute or subacute) (not alcohol- or drug-induced), due to (secondary to), amphetamine intoxication, in, abuse
  • Disorder (of), amphetamineuse (or other stimulant), mild, with, intoxication delirium
  • Intoxication, amphetamine (without dependence), stimulant NEC, with, intoxication, with, 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 F11.121 Opioid 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 F16.121 Hallucinogen abuse with intoxication with delirium
ICD Code F18.121 Inhalant abuse with intoxication delirium
ICD Code F19.121 Other psychoactive substance abuse with intoxication delirium
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