October 1 update. Our PDGM and ICD-10 tools now use the FY2027 code set: 190 codes added, 30 deleted, and no existing code changed clinical group.

See what changed

ICD-10 · PDGM grouping

F03 Unspecified dementia

All 24 codes in the F03 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.

ICD-10-CM FY2027 · CMS grouper v07.2.26

Codes in family

24

Can lead a claim

24

Cannot lead a claim

0

What CMS assigns to F03

All 24 codes group to Behavioral Health. All 24 count toward the Psychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities comorbidity subgroup. Every code can lead a claim.

  • Psychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities: counts toward the high comorbidity tier only in an interaction pair.

Every code in F03

Descriptions are CDC’s FY2027 wording; where CMS’s grouper abbreviates one, its form is shown beneath.

CodeDescriptionPrimary positionClinical groupComorbidity subgroup
F03.9 Unspecified dementia, unspecified severity
F03.90Unspecified dementia, unspecified severity, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxietyCMS: Unsp dementia, unsp severity, without beh/psych/mood/anxCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.91 Unspecified dementia, unspecified severity, with behavioral disturbance
F03.911Unspecified dementia, unspecified severity, with agitationCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.918Unspecified dementia, unspecified severity, with other behavioral disturbanceCMS: Unsp dementia, unsp severity, with other behavioral disturbCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.92Unspecified dementia, unspecified severity, with psychotic disturbanceCMS: Unsp dementia, unspecified severity, with psychotic disturbCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.93Unspecified dementia, unspecified severity, with mood disturbanceCMS: Unsp dementia, unspecified severity, with mood disturbCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.94Unspecified dementia, unspecified severity, with anxietyCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.A Unspecified dementia, mild
F03.A0Unspecified dementia, mild, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxietyCMS: Unspecified dementia, mild, without beh/psych/mood/anxCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.A1 Unspecified dementia, mild, with behavioral disturbance
F03.A11Unspecified dementia, mild, with agitationCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.A18Unspecified dementia, mild, with other behavioral disturbanceCMS: Unspecified dementia, mild, with other behavioral disturbCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.A2Unspecified dementia, mild, with psychotic disturbanceCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.A3Unspecified dementia, mild, with mood disturbanceCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.A4Unspecified dementia, mild, with anxietyCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.B Unspecified dementia, moderate
F03.B0Unspecified dementia, moderate, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxietyCMS: Unspecified dementia, moderate, without beh/psych/mood/anxCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.B1 Unspecified dementia, moderate, with behavioral disturbance
F03.B11Unspecified dementia, moderate, with agitationCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.B18Unspecified dementia, moderate, with other behavioral disturbanceCMS: Unsp dementia, moderate, with other behavioral disturbCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.B2Unspecified dementia, moderate, with psychotic disturbanceCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.B3Unspecified dementia, moderate, with mood disturbanceCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.B4Unspecified dementia, moderate, with anxietyCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.C Unspecified dementia, severe
F03.C0Unspecified dementia, severe, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxietyCMS: Unspecified dementia, severe, without beh/psych/mood/anxCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.C1 Unspecified dementia, severe, with behavioral disturbance
F03.C11Unspecified dementia, severe, with agitationCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.C18Unspecified dementia, severe, with other behavioral disturbanceCMS: Unspecified dementia, severe, with other behavioral disturbCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.C2Unspecified dementia, severe, with psychotic disturbanceCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.C3Unspecified dementia, severe, with mood disturbanceCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities
F03.C4Unspecified dementia, severe, with anxietyCan lead a claimFPsychotic, major depressive, and dissociative disorders, includes unspecified dementia, eating disorder and intellectual disabilities

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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