ICD-10-CM Alphabetic Index · FY 2026 21 Entries
Behavior in the ICD-10-CM Index ICD-10-CM
The main term Behavior carries 21 index entries pointing to 14 ICD-10-CM codes. Every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.
✓ Built from the official CMS FY 2026 index fileEffective Oct 1, 2025 – Sep 30, 2026
21
Index Entries
14
Codes Referenced
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Default Code
B
Letter
21 of 21 shown
ICD-10-CM
Index Entries Under Behavior 21 entries · 14 codes
Behavior
antisocial
adult Z72.811
child or adolescent Z72.810
disorder, disturbance see Disorder, conduct
disruptive see Disorder, conduct
drug seeking Z76.5
inexplicable R46.2
marked evasiveness R46.5
obsessive-compulsive R46.81
overactivity R46.3
poor responsiveness R46.4
self-damaging (life-style) Z72.89
sleep-incompatible Z72.821
slowness R46.4
specified NEC R46.89
strange (and inexplicable) R46.2
suspiciousness R46.5
type A pattern Z73.1
undue concern or preoccupation with stressful events R46.6
verbosity and circumstantial detail obscuring reason for contact R46.7
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Related Index Terms
Source: Centers for Medicare & Medicaid Services, FY 2026 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2025 through September 30, 2026.
