2027 ICD-10-CM Diagnosis Code F12.129Cannabis abuse with intoxication, unspecified
ICD-10-CM Codes›F01–F99›F10-F19›F12
- Billable — Valid for Submission
- Chronic Condition
F12.129 is a billable ICD-10-CM diagnosis code for cannabis abuse with intoxication, unspecified. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 894 through 897. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Cannabis-related disorders.
F12.129 no longer risk-adjusts for Medicare Advantage: it mapped to HCC 55 under the retired CMS-HCC V24 model through payment year 2025 but maps to no category in the live V28 model. It still risk-adjusts in the PACE (CMS-HCC V22) category 55, ESRD (V21) category 55, and ESRD (V24) category 55 for payment year 2027.
Code Identity
Code Classification
Medicare Risk Adjustment (HCC)Billing
F12.129 no longer risk-adjusts for Medicare Advantage: it maps to no payment category in the live CMS-HCC V28 model, although it still risk-adjusts in the other CMS models shown below.
Source: CMS Payment Year 2027 risk adjustment mappings and model software. Weights are relative factors, not dollar amounts; a beneficiary's total RAF also includes demographics and interactions. Browse all CMS-HCC categories.
Instructional NotesGuidance
Instructions from the official ICD-10-CM Tabular List that apply to F12.129: its own notes plus those printed at F12.1, F12, and Chapter 5. A note printed at a category, block or chapter applies to every code under it.
Includes
Further defines, or gives examples of, the content of the category.
- marijuana
- disorders of psychological development
Excludes1
Not coded here: the excluded code is never reported together with this one, unless the two conditions are unrelated.
Excludes2
Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.
Source: CMS ICD-10-CM Tabular List. How to read instructional notes.
Referenced in Other NotesGuidance
Instructional notes printed at other codes that name F12.129, its category, or a range that includes it.
Excludes1 2
These codes carry an Excludes1 note naming F12.129: they are not reported together with it, unless the two conditions are unrelated.
Index to Diseases and InjuriesGuidance
Alphabetical index entries that point to this code.
Disorder (of) See Also: Disease;
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Patient EducationClinical
Cannabis
Cannabis, also known as marijuana, is a green, brown, or gray mixture of dried parts from the cannabis plant. The plant contains chemicals that affect the brain and can change how you feel or think.
The full article covers:
- What is cannabis?
- How do people use cannabis?
- What are the effects of cannabis?
- Can you overdose on cannabis?
- Is cannabis addictive?
- What is medical cannabis?
Read the full article at MedlinePlus
Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.
Convert F12.129 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About F12.129Overview
What is the ICD-10 code for cannabis abuse with intoxication, unspecified?
The ICD-10-CM code for cannabis abuse with intoxication, unspecified is F12.129 (sometimes written as F12129). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.
Is F12.129 (Cannabis abuse with intoxication) a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report cannabis abuse with intoxication, unspecified on HIPAA-covered claims from October 1, 2026 through September 30, 2027.
What MS-DRG does F12.129 group to?
When cannabis abuse with intoxication, unspecified is the principal diagnosis on an inpatient stay, it groups to MS-DRG 894, 897, 895, 896, with relative weights from 0.6272 to 1.6610 depending on complications. Higher weights mean higher Medicare reimbursement.
Can F12.129 be reported with a code from F12.2?
Not as a rule. The Excludes1 note at F12.1, which applies to F12.129, lists "cannabis dependence (F12.2-)". An Excludes1 note means the excluded code is never reported together with this one; the only exception is when the two conditions are unrelated to each other (Official Guidelines, Section I.A.12.a).
What is the ICD-9 equivalent of F12.129?
Under the General Equivalence Mappings, cannabis abuse with intoxication, unspecified converts to ICD-9-CM 292.2 (pathologic drug intox). The mapping is approximate, so confirm the match fits the documentation.
Does F12.129 risk-adjust for Medicare Advantage payment?
Not for Medicare Advantage. F12.129 mapped to HCC 55 in the retired CMS-HCC V24 model, which last determined payment in 2025, but it maps to no category in the live V28 model; see all codes that no longer risk-adjust. It still risk-adjusts in the PACE (CMS-HCC V22) category 55 (Drug/Alcohol Dependence), ESRD (V21) category 55 (Drug/Alcohol Dependence), and ESRD (V24) category 55 (Substance Use Disorder/Moderate/Severe/Substance Use with Complications).
