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

Y07 Perpetrator of assault, maltreatment and neglect

All 45 codes in the Y07 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

45

Can lead a claim

0

Cannot lead a claim

45

What CMS assigns to Y07

None of the 45 codes is assigned a clinical group. None of the 45 is assigned a comorbidity subgroup. None can lead a claim.

Every code in Y07

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

CodeDescriptionPrimary positionClinical groupComorbidity subgroup
Y07.0 Spouse or partner, perpetrator of maltreatment and neglect
Y07.01 Husband, perpetrator of maltreatment and neglect
Y07.010Husband, current, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.011Husband, former, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.02 Wife, perpetrator of maltreatment and neglect
Y07.020Wife, current, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.021Wife, former, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.03 Male partner, perpetrator of maltreatment and neglect
Y07.030Male partner, current, perpetrator of maltreatment and neglectCMS: Male partner, current, perpetrator of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.031Male partner, former, perpetrator of maltreatment and neglectCMS: Male partner, former, perpetrator of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.04 Female partner, perpetrator of maltreatment and neglect
Y07.040Female partner, current, perpetrator of maltreatment and neglectCMS: Female partner, current, perpetrator of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.041Female partner, former, perpetrator of maltreatment and neglectCMS: Female partner, former, perpetrator of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.05 Non-binary partner, perpetrator of maltreatment and neglect
Y07.050Non-binary partner, current, perpetrator of maltreatment and neglectCMS: Non-binary partner, current, perp of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.051Non-binary partner, former, perpetrator of maltreatment and neglectCMS: Non-binary partner, former, perp of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.1 Parent (adoptive) (biological), perpetrator of maltreatment and neglect
Y07.11Biological father, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.12Biological mother, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.13Adoptive father, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.14Adoptive mother, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.4 Other family member, perpetrator of maltreatment and neglect
Y07.41 Sibling, perpetrator of maltreatment and neglect
Y07.410Brother, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.411Sister, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.42 Foster parent, perpetrator of maltreatment and neglect
Y07.420Foster father, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.421Foster mother, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.43 Stepparent or stepsibling, perpetrator of maltreatment and neglect
Y07.430Stepfather, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.432Male friend of parent (co-residing in household), perpetrator of maltreatment and neglectCMS: Male friend of parent, perpetrator of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.433Stepmother, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.434Female friend of parent (co-residing in household), perpetrator of maltreatment and neglectCMS: Female friend of parent, perp of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.435Stepbrother, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.436Stepsister, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.44Child, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.45Grandchild, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.46Grandparent, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.47Parental sibling, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.49 Other family member, perpetrator of maltreatment and neglect
Y07.490Male cousin, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.491Female cousin, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.499Other family member, perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.5 Non-family member, perpetrator of maltreatment and neglect
Y07.50Unspecified non-family member, perpetrator of maltreatment and neglectCMS: Unsp non-family member, perpetrator of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.51 Daycare provider, perpetrator of maltreatment and neglect
Y07.510At-home childcare provider, perpetrator of maltreatment and neglectCMS: At-home childcare provider, perp of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.511Daycare center childcare provider, perpetrator of maltreatment and neglectCMS: Daycare center childcare prov, perp of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.512At-home adultcare provider, perpetrator of maltreatment and neglectCMS: At-home adultcare provider, perp of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.513Adultcare center provider, perpetrator of maltreatment and neglectCMS: Adultcare center provider, perp of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.519Unspecified daycare provider, perpetrator of maltreatment and neglectCMS: Unsp daycare provider, perpetrator of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.52 Healthcare provider, perpetrator of maltreatment and neglect
Y07.521Mental health provider, perpetrator of maltreatment and neglectCMS: Mental health provider, perpetrator of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.528Other therapist or healthcare provider, perpetrator of maltreatment and neglectCMS: Oth therapist or healthcare prov, perp of maltreat & neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.529Unspecified healthcare provider, perpetrator of maltreatment and neglectCMS: Unsp healthcare provider, perp of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.53Teacher or instructor, perpetrator of maltreatment and neglectCMS: Teacher or instructor, perpetrator of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.54Acquaintance or friend, perpetrator of maltreatment and neglectCMS: Acquaintance or friend, perpetrator of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.59Other non-family member, perpetrator of maltreatment and neglectCMS: Oth non-family member, perpetrator of maltreat and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.6Multiple perpetrators of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
Y07.9Unspecified perpetrator of maltreatment and neglectCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone

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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