ICD-10-CM Alphabetic Index · FY 2027 11 Entries
Vasospasm in the ICD-10-CM Index ICD-10-CM
The main term Vasospasm (vasoconstriction) carries 11 index entries pointing to 6 ICD-10-CM codes. The default entry is I73.9, 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 2027 index fileEffective Oct 1, 2026 – Sep 30, 2027
11
Index Entries
6
Codes Referenced
I73.9
Default Code
V
Letter
11 of 11 shown
ICD-10-CM
Index Entries Under Vasospasm 11 entries · 6 codes
Vasospasm (vasoconstriction) I73.9
cerebral (cerebrovascular) (artery) I67.848
reversible I67.841
coronary I20.1
nerve
arm see Mononeuropathy, upper limb
brachial plexus G54.0
cervical plexus G54.2
leg see Mononeuropathy, lower limb
peripheral NOS I73.9
retina (artery) see Occlusion, artery, retina
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Related Index Terms
Source: Centers for Medicare & Medicaid Services, FY 2027 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2026 through September 30, 2027.
