ICD-10 · PDGM grouping
F34 Persistent mood [affective] disorders
All 5 codes in the F34 family, with the PDGM clinical group, comorbidity subgroup and primary-position rule CMS assigns, read from the CMS grouper crosswalk v07.2.26 and the CDC FY2027 code file.
Codes in family
5
Can lead a claim
5
Cannot lead a claim
0
What CMS assigns to F34
All 5 codes group to Behavioral Health. Comorbidity subgroups: 3 toward Mood Disorders, includes Depression and Bipolar Disorder; 2 toward Schizotypal, Persistent Mood, and Adult Personality Disorders. Every code can lead a claim.
- Mood Disorders, includes Depression and Bipolar Disorder: counts toward the high comorbidity tier only in an interaction pair.
- Schizotypal, Persistent Mood, and Adult Personality Disorders
Every code in F34
Descriptions are CDC’s FY2027 wording; where CMS’s grouper abbreviates one, its form is shown beneath.
| Code | Description | Primary position | Clinical group | Comorbidity subgroup |
|---|---|---|---|---|
| F34.0 | Cyclothymic disorder | Can lead a claim | F | Schizotypal, Persistent Mood, and Adult Personality Disorders |
| F34.1 | Dysthymic disorder | Can lead a claim | F | Schizotypal, Persistent Mood, and Adult Personality Disorders |
| F34.8 Other persistent mood [affective] disorders | ||||
| F34.81 | Disruptive mood dysregulation disorder | Can lead a claim | F | Mood Disorders, includes Depression and Bipolar Disorder |
| F34.89 | Other specified persistent mood disorders | Can lead a claim | F | Mood Disorders, includes Depression and Bipolar Disorder |
| F34.9 | Persistent mood [affective] disorder, unspecified | Can lead a claim | F | Mood Disorders, includes Depression and Bipolar Disorder |
Sources: CMS HH PPS Grouper Software v07.2.26, effective 2026-10-01, for the clinical group, comorbidity subgroup, code-first conventions and primary-position flags; CDC NCHS ICD-10-CM FY2027 code descriptions for the family title and code wording. This is the crosswalk Medicare runs a claim through. Grouping also depends on admission source, timing, the OASIS functional items and the rest of the diagnosis list.
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