ICD-10-CM External Cause Index · FY 2026 89 Entries
Perpetrator in the External Cause Index ICD-10-CM
The main term Perpetrator, perpetration, of assault, maltreatment and neglect (by) carries 89 external cause index entries pointing to 45 ICD-10-CM codes. The default entry is Y07.9, the code the bare main term maps to; every indented line below refines the event by vehicle, object, place, or intent. External cause codes are reported after the injury code; verify the 7th character on the code page.
✓ Built from the official CMS FY 2026 index fileEffective Oct 1, 2025 – Sep 30, 2026
89
Index Entries
45
Codes Referenced
Y07.9
Default Code
P
Letter
89 of 89 shown
ICD-10-CM
Index Entries Under Perpetrator 89 entries · 45 codes
Perpetrator, perpetration, of assault, maltreatment and neglect (by) Y07.9
acquaintance Y07.54
aunt Y07.47
boyfriend
current Y07.030
former Y07.031
brother Y07.410
stepbrother Y07.435
child (adopted) (biological) (foster) (in-law) (step) Y07.44
coach Y07.53
cousin
female Y07.491
male Y07.490
daughter (adopted) (biological) (foster) (in-law) (step) Y07.44
daycare provider Y07.519
at-home
adult care Y07.512
childcare Y07.510
care center
adult care Y07.513
childcare Y07.511
family member NEC Y07.499
father Y07.11
adoptive Y07.13
foster Y07.420
stepfather Y07.430
foster father Y07.420
foster mother Y07.421
friend Y07.54
girl friend
current Y07.040
former Y07.041
grandchild (adopted) (biological) (foster) (in-law) (step) Y07.45
granddaughter (adopted) (biological) (foster) (in-law) (step) Y07.45
grandfather Y07.46
grandmother Y07.46
grandparent Y07.46
grandson (adopted) (biological) (foster) (in-law) (step) Y07.45
healthcare provider Y07.529
mental health Y07.521
specified NEC Y07.528
husband
current Y07.010
former Y07.011
instructor Y07.53
mother Y07.12
adoptive Y07.14
foster Y07.421
stepmother Y07.433
multiple perpetrators Y07.6
non-binary
child (adopted) (biological) (foster) (in-law) (step) Y07.44
grandchild (adopted) (biological) (foster) (in-law) (step) Y07.45
grandparent Y07.46
parental sibling Y07.47
nonfamily member Y07.50
specified NEC Y07.59
nurse Y07.528
occupational therapist Y07.528
parental sibling Y07.47
partner
female (dating) (intimate)
current Y07.040
former Y07.041
gender non-conforming
current Y07.050
former Y07.051
male (dating) (intimate)
current Y07.030
former Y07.031
non-binary
current Y07.050
former Y07.051
of parent
female Y07.434
male Y07.432
physical therapist Y07.528
sister Y07.411
son (adopted) (biological) (foster) (in-law) (step) Y07.44
speech therapist Y07.528
stepbrother Y07.435
stepfather Y07.430
stepmother Y07.433
stepsister Y07.436
teacher Y07.53
uncle Y07.47
wife
current Y07.020
former Y07.021
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Related Index Terms
Source: Centers for Medicare & Medicaid Services, FY 2026 ICD-10-CM External Cause of Injuries Index release files, effective October 1, 2025 through September 30, 2026.
