ICD-10-CM Alphabetic Index · FY 2026 38 Entries
Urticaria in the ICD-10-CM Index ICD-10-CM
The main term Urticaria carries 38 index entries pointing to 18 ICD-10-CM codes. The default entry is L50.9, the code the bare main term maps to; 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
38
Index Entries
18
Codes Referenced
L50.9
Default Code
U
Letter
38 of 38 shown
ICD-10-CM
Index Entries Under Urticaria 38 entries · 18 codes
Urticaria L50.9
with angioneurotic edema T78.3 Non-billable
hereditary D84.1
allergic L50.0
cholinergic L50.5
chronic L50.8
cold, familial L50.2
contact L50.6
dermatographic L50.3
due to
cold or heat L50.2
drugs L50.0
food L50.0
inhalants L50.0
plants L50.6
factitial L50.3
familial cold M04.2
giant T78.3 Non-billable
hereditary D84.1
gigantea T78.3 Non-billable
idiopathic L50.1
larynx T78.3 Non-billable
hereditary D84.1
neonatorum P83.88
nonallergic L50.1
papulosa (Hebra) L28.2
pigmentosa D47.01
congenital Q82.2
of neonatal onset Q82.2
of newborn onset Q82.2
recurrent periodic L50.8
solar L56.3
specified type NEC L50.8
thermal (cold) (heat) L50.2
vibratory L50.4
xanthelasmoidea see Urticaria pigmentosa
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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.
