ICD-10-CM Alphabetic Index · FY 2026 31 Entries
Instability in the ICD-10-CM Index ICD-10-CM
The main term Instability carries 31 index entries pointing to 17 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
31
Index Entries
17
Codes Referenced
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Default Code
I
Letter
31 of 31 shown
ICD-10-CM
Index Entries Under Instability 31 entries · 17 codes
Instability
emotional (excessive) F60.3
housing
housed Z59.819
with risk of homelessness Z59.811
homelessness in past 12 months Z59.812
joint (post-traumatic) M25.30
ankle M25.37 Non-billable
due to old ligament injury see Disorder, ligament
elbow M25.32 Non-billable
flail see Flail, joint
foot M25.37 Non-billable
hand M25.34 Non-billable
hip M25.35 Non-billable
knee M25.36 Non-billable
lumbosacral
prosthesis see Complications, joint prosthesis, mechanical, displacement, by site
sacroiliac
secondary to
old ligament injury see Disorder, ligament
removal of joint prosthesis M96.89
shoulder (region) M25.31 Non-billable
specified site NEC M25.39
spine
wrist M25.33 Non-billable
knee (chronic) M23.5 Non-billable
lumbosacral
nervous F48.8
personality (emotional) F60.3
spine see Instability, joint, spine
vasomotor R55
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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.
