ICD-10-CM Alphabetic Index · FY 2026 37 Entries
Arteritis in the ICD-10-CM Index ICD-10-CM
The main term Arteritis carries 37 index entries pointing to 22 ICD-10-CM codes. The default entry is I77.6, 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
37
Index Entries
22
Codes Referenced
I77.6
Default Code
A
Letter
37 of 37 shown
ICD-10-CM
Index Entries Under Arteritis 37 entries · 22 codes
Arteritis I77.6
allergic M31.0
aorta (nonsyphilitic) I77.6
syphilitic A52.02
aortic arch M31.4
brachiocephalic M31.4
brain I67.7
syphilitic A52.04
cerebral I67.7
in
diseases classified elsewhere I68.2
systemic lupus erythematosus M32.19
listerial A32.89
syphilitic A52.04
tuberculous A18.89
coronary (artery) I25.89
rheumatic I01.8
chronic I09.89
syphilitic A52.06
cranial (left) (right), giant cell M31.6
deformans see Arteriosclerosis
giant cell NEC M31.6
with polymyalgia rheumatica M31.5
necrosing or necrotizing M31.9
specified NEC M31.8
nodosa M30.0
obliterans see Arteriosclerosis
pulmonary I28.8
rheumatic see Fever, rheumatic
senile see Arteriosclerosis
suppurative I77.2
syphilitic (general) A52.09
brain A52.04
coronary A52.06
spinal A52.09
temporal, giant cell M31.6
young female aortic arch syndrome M31.4
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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.
