F10.91 — Alcohol use, unspecified, in remission
F10.91 is a billable, specific ICD-10-CM code for alcohol use, unspecified, in remission. It is valid for submission on a claim.
Excludes1 inherited from the categories above F10.91
These are not written on F10.91, but they bind it: a note on a category applies to every code beneath it. Billing F10.91 with anything listed here is a denial.
Risk adjustment
F10.91 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Medicare coverage
F10.91 is named in 8 Medicare coverage policies — 6 listing it as supporting medical necessity, and 2 listing it as NOT covered. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A52434Health and Behavior Assessment/Intervention – Medical Policy Articlenot covered
- A59718Billing and Coding: Opioid Treatment Programsnot covered
- A56614Billing and Coding: Psychiatric Inpatient Hospitalization
- A56756Billing and Coding: Home Health - Psychiatric Care
How F10.91 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to F10.91.
- Use›alcohol›in remission
Code history
F10.91 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.
Related codes at this level
Codes that share F10.9. If F10.91 is not quite right, the correct code is usually one of these.
- F10.90Alcohol use, unspecified, uncomplicated
- F10.92Alcohol use, unspecified with intoxication
- F10.93Alcohol use, unspecified with withdrawal
- F10.94Alcohol use, unspecified with alcohol-induced mood disorder
- F10.95Alcohol use, unspecified with alcohol-induced psychotic disorder
- F10.96Alcohol use, unspecified with alcohol-induced persisting amnestic disorder
- F10.97Alcohol use, unspecified with alcohol-induced persisting dementia
- F10.98Alcohol use, unspecified with other alcohol-induced disorders
- F10.99Alcohol use, unspecified with unspecified alcohol-induced disorder
Questions about F10.91
- Is F10.91 a billable ICD-10-CM code?
- Yes. F10.91 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does F10.91 sit in the tabular list?
- Mental, Behavioral and Neurodevelopmental disorders (F01-F99), in the block Mental and behavioral disorders due to psychoactive substance use (F10-F19).
- What cannot be coded together with F10.91?
- F10.91 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above F10.91 (F10.9) and apply to it just the same.