2027 ICD-10-CM Diagnosis Code F15.10Other stimulant abuse, uncomplicated
ICD-10-CM Codes›F01–F99›F10-F19›F15
- Billable — Valid for Submission
- Risk Adjusts — HCC 138
- Chronic Condition
F15.10 is a billable ICD-10-CM diagnosis code for other stimulant abuse, uncomplicated. 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 Stimulant-related disorders.
For Medicare Advantage risk adjustment, F15.10 maps to CMS-HCC Category 138 (Drug Use Disorder, Mild, Uncomplicated, Except Cannabis) under the V28 model, adding a risk factor of about 0.423 for a community, non-dual, aged beneficiary in payment year 2027.
Code Identity
Code Classification
Medicare Risk Adjustment (HCC)Billing
F15.10 maps to a payment category in the CMS-HCC model used to risk-adjust Medicare Advantage payments. Weights are the published community factors for payment year 2027.
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.
Approximate SynonymsGuidance
Alternate terms and clinical phrases that map to this code.
- Amfetamine and/or amfetamine derivative abuse, continuous
- Amphetamine misuse
- Caffeine use disorder
- Continuous nondependent harmful pattern of use of amphetamine and/or amphetamine derivative
- Continuous nondependent harmful pattern of use of psychostimulant
- Episode of harmful use of amphetamine and/or amphetamine derivative
- Episode of harmful use of caffeine
- Episode of harmful use of Catha edulis
- Episode of harmful use of methamphetamine
- Episode of harmful use of methylenedioxymethamphetamine
- Episode of harmful use of stimulant
- Episode of harmful use of synthetic cathinone
- Episodic harmful pattern of use of amphetamine and/or amphetamine derivative
- Episodic nondependent harmful pattern of use of amphetamine and/or amphetamine derivative
- Episodic nondependent harmful pattern of use of psychostimulant
- Harmful pattern of use of amphetamine and/or amphetamine derivative
- Harmful pattern of use of caffeine
- Harmful pattern of use of Catha edulis
- Harmful pattern of use of methamphetamine
- Harmful pattern of use of methylenedioxymethamphetamine
- Harmful pattern of use of stimulant
- Harmful pattern of use of synthetic cathinone
- Injecting drug user
- Intravenous drug user
- Intravenous nondependent harmful pattern of use of amfetamine and/or amfetamine derivative
- Methylenedioxymethamphetamine use disorder
- Nondependent harmful pattern of use of amphetamine and/or amphetamine derivative
- Nondependent harmful pattern of use of psychostimulant
- Synthetic cathinone use disorder
Instructional NotesGuidance
Instructions from the official ICD-10-CM Tabular List that apply to F15.10: its own notes plus those printed at F15.1, F15, 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.
- amphetamine-related disorders
- caffeine
- disorders of psychological development
Applicable To
Conditions this code is used for: synonyms of the title or, for "other specified" codes, the conditions assigned to it. The list is not exhaustive.
- Amphetamine type substance use disorder, mild
- Other or unspecified stimulant use disorder, mild
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 F15.10, its category, or a range that includes it.
Excludes1 2
These codes carry an Excludes1 note naming F15.10: 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;
amphetamine (without dependence) See Also: Abuse, drug, stimulant, with intoxication;
stimulant NEC F15.10
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Patient EducationClinical
Drug Use and Addiction
Drugs are chemical substances that can change how your body and mind work. They include prescription medicines, over-the-counter medicines, alcohol, tobacco, and illegal drugs.
The full article covers:
- What are drugs?
- What is drug use?
- What is drug addiction?
- Does everyone who takes drugs become addicted?
- Who is at risk for drug addiction?
- What are the signs that someone has a drug problem?
- What are the treatments for drug addiction?
- Can drug use and addiction be prevented?
Read the full article at MedlinePlus
Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.
Convert F15.10 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About F15.10Overview
What is the ICD-10 code for other stimulant abuse, uncomplicated?
The ICD-10-CM code for other stimulant abuse, uncomplicated is F15.10 (sometimes written as F1510). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.
Is F15.10 (Other stimulant abuse) a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report other stimulant abuse, uncomplicated on HIPAA-covered claims from October 1, 2026 through September 30, 2027.
What MS-DRG does F15.10 group to?
When other stimulant abuse, uncomplicated 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 F15.10 be reported with a code from F15.2?
Not as a rule. The Excludes1 note at F15.1, which applies to F15.10, lists "other stimulant dependence (F15.2-)". 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 F15.10?
Under the General Equivalence Mappings, other stimulant abuse, uncomplicated converts to ICD-9-CM 305.70 (amphetamine abuse-unspec), 305.71 (amphetamine abuse-contin), and 305.72 (amphetamine abuse-episod). The mapping is approximate, so confirm the match fits the documentation.
What HCC is F15.10?
F15.10 (other stimulant abuse, uncomplicated) maps to CMS-HCC Category 138 (Drug Use Disorder, Mild, Uncomplicated, Except Cannabis), commonly written as HCC 138, in the CMS-HCC V28 model used for Medicare Advantage risk adjustment in payment year 2027. It mapped to HCC 56 under the retired V24 model. It also maps in the ESRD (V24) model. It does not map to any RxHCC in the Part D prescription drug model.
Does F15.10 risk-adjust for Medicare Advantage payment?
Yes. When documented and reported on a Medicare Advantage encounter, F15.10 adds a risk adjustment factor of about 0.423 to the beneficiary's RAF score for a community, non-dual, aged enrollee (published V28 weights range from 0.264 to 0.502 depending on the payment segment). A more severe related category (HCC 135, HCC 136, and HCC 137) supersedes it when both are reported. See the full factor table on the HCC 138 category page.
