ICD-10-CM Alphabetic Index · FY 2026 32 Entries
Development in the ICD-10-CM Index ICD-10-CM
The main term Development carries 32 index entries pointing to 22 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
32
Index Entries
22
Codes Referenced
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Default Code
D
Letter
32 of 32 shown
ICD-10-CM
Index Entries Under Development 32 entries · 22 codes
Development
abnormal, bone Q79.9
arrested R62.50
bone see Arrest, development or growth, bone
child R62.50
due to malnutrition E45
defective, congenital see also Anomaly, by site
cauda equina Q06.3
left ventricle Q24.8
in hypoplastic left heart syndrome Q23.4
valve Q24.8
pulmonary Q22.3
delayed R62.50 see also Delay, development
arithmetical skills F81.2
language (skills) (expressive) F80.1
learning skill F81.9
mixed skills F88
motor coordination F82
reading F81.0
specified learning skill NEC F81.89
speech F80.9
spelling F81.81
written expression F81.81
imperfect, congenital see also Anomaly, by site
heart Q24.9
lungs Q33.6
incomplete
bronchial tree Q32.4
organ or site not listed see Hypoplasia, by site
respiratory system Q34.9
sexual, precocious NEC E30.1
tardy, mental F79 see also Disability, intellectual
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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.
