2026 ICD-10-CM Diagnosis Code F31.2Bipolar disorder, current episode manic severe with psychotic features

ICD-10-CM Codes›F01–F99›F30-F39›F31

ICD-10-CM F31.2
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

F31.2 is a billable ICD-10-CM diagnosis code for bipolar disorder, current episode manic severe with psychotic features. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 885. As a secondary diagnosis, it counts as a complication or comorbidity (CC) and moves an inpatient stay to a higher severity level within its MS-DRG family. It does not count, however, when the principal diagnosis is one of 294 closely related codes. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Bipolar and related disorders.

For Medicare Advantage risk adjustment, F31.2 maps to CMS-HCC Category 152 (Psychosis, Except Schizophrenia) under the V28 model, adding a risk factor of about 0.484 for a community, non-dual, aged beneficiary in payment year 2026.

Code Identity

ICD-10-CM Code
F31.2
Billable Status
Yes — Valid for Submission
Code Describes
Bipolar disorder, current episode manic severe with psychotic features
Short Description
Bipolar disord, crnt episode manic severe w psych features
Parent Code
F31
Bipolar disorder

Code Classification

ChapterF01–F99Mental and behavioural disorders
SectionF30-F39Mood [affective] disorders
CategoryF31Bipolar disorder
This CodeF31.2Bipolar disorder, current episode manic severe with psychotic features

Medicare Risk Adjustment (HCC)Billing

F31.2 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 2026.

CMS-HCC V28 Category (Payment Model)
HCC 152— Psychosis, Except Schizophrenia
Payment HCC · PY 2026 one of 12 ICD-10-CM codes in this category
Risk Adjustment Factor (RAF) Weight
+0.484
community, non-dual, aged · ranges 0.208–0.579 across segments
Hierarchy
Superseded by HCC 151
a more severe related category takes the payment when both are reported
Prior Model (CMS-HCC V24)
HCC 59
V24 retired V28 pays 100% of MA risk scores since PY 2026
Other CMS Models
PACE (CMS-HCC V22): HCC 58 · ESRD (V21): HCC 58 · ESRD (V24): HCC 59
ESRD V21 weights: 0.091 dialysis, 0.217–0.260 functioning graft · ESRD V24 weights: 0.066 dialysis, 0.129–0.259 functioning graft
Part D (RxHCC)
RxHCC 131 — Bipolar Disorders
also risk-adjusts in the Part D prescription drug model (V08)

Source: CMS Payment Year 2026 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.

  • Bipolar affective disorder, current episode manic
  • Bipolar affective disorder, currently manic, severe, with psychosis
  • Bipolar disorder, most recent episode manic
  • Bipolar I disorder, most recent episode manic
  • Bipolar I disorder, most recent episode manic with catatonic features
  • Severe bipolar disorder with psychotic features, mood-congruent
  • Severe bipolar disorder with psychotic features, mood-incongruent
  • Severe manic bipolar I disorder
  • Severe manic bipolar I disorder with psychotic features
  • Severe manic bipolar I disorder with psychotic features, mood-congruent
  • Severe manic bipolar I disorder with psychotic features, mood-incongruent
  • Severe mood disorder with psychotic features
  • Severe mood disorder with psychotic features, mood-congruent

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Inclusion Terms

  • Bipolar disorder, current episode manic with mood-congruent psychotic symptoms
  • Bipolar disorder, current episode manic with mood-incongruent psychotic symptoms
  • Bipolar I disorder, current or most recent episode manic with psychotic features

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR MBD003
Bipolar and related disorders
Default principal diagnosis: inpatient Yes · outpatient Yes

Clinical InformationClinical

  • Bipolar Disorder

    a major affective disorder marked by severe mood swings (manic or major depressive episodes) and a tendency to remission and recurrence.

Patient EducationClinical

Bipolar Disorder

Bipolar disorder is a mood disorder that can cause intense mood swings:

The full article covers:

  • What is bipolar disorder?
  • What are the types of bipolar disorder?
  • What causes bipolar disorder?
  • Who is at risk for bipolar disorder?
  • What are the symptoms of bipolar disorder?
  • How is bipolar disorder diagnosed?
  • What are the treatments for bipolar disorder?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert F31.2 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
296.44 Bipol I manic-sev w psy
Exact Match The mapping is direct, with no qualifiers.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About F31.2Overview

What is the ICD-10 code for bipolar disorder, current episode manic severe with psychotic features?

The ICD-10-CM code for bipolar disorder, current episode manic severe with psychotic features is F31.2 (sometimes written as F312). It is billable on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

Is F31.2 (Bipolar disorder) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report bipolar disorder, current episode manic severe with psychotic features on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does F31.2 group to?

When bipolar disorder, current episode manic severe with psychotic features is the principal diagnosis on an inpatient stay, it groups to MS-DRG 885 (psychoses), which carries a relative weight of 1.3968. Higher weights mean higher Medicare reimbursement.

Is F31.2 a CC or MCC?

CMS lists F31.2 as a CC (complication or comorbidity) for FY 2026. Reported as a secondary diagnosis, it moves the inpatient stay to a higher-weighted DRG within its severity family. It does not count when the principal diagnosis is one of the 294 closely related codes in its exclusion list.

What is the ICD-9 equivalent of F31.2?

Under the General Equivalence Mappings, bipolar disorder, current episode manic severe with psychotic features converts to ICD-9-CM 296.44 (bipol I manic-sev w psy). The mapping is a direct match.

What HCC is F31.2?

F31.2 (bipolar disorder, current episode manic severe with psychotic features) maps to CMS-HCC Category 152 (Psychosis, Except Schizophrenia), commonly written as HCC 152, in the CMS-HCC V28 model used for Medicare Advantage risk adjustment in payment year 2026. It mapped to HCC 59 under the retired V24 model. It also maps in the PACE (CMS-HCC V22), ESRD (V21), and ESRD (V24) models. In the Part D prescription drug model it maps to RxHCC 131.

Does F31.2 risk-adjust for Medicare Advantage payment?

Yes. When documented and reported on a Medicare Advantage encounter, F31.2 adds a risk adjustment factor of about 0.484 to the beneficiary's RAF score for a community, non-dual, aged enrollee (published V28 weights range from 0.208 to 0.579 depending on the payment segment). A more severe related category (HCC 151) supersedes it when both are reported. See the full factor table on the HCC 152 category page.