ICD-10-CM Alphabetic Index · FY 2026 28 Entries
Sinus in the ICD-10-CM Index ICD-10-CM
The main term Sinus carries 28 index entries pointing to 20 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
28
Index Entries
20
Codes Referenced
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Default Code
S
Letter
28 of 28 shown
ICD-10-CM
Index Entries Under Sinus 28 entries · 20 codes
Sinus
abdominal K63.89
arrest I45.5
arrhythmia I49.8
bradycardia R00.1
branchial cleft (internal) (external) Q18.0
coccygeal see Sinus, pilonidal
dental K04.6
dermal (congenital) Q06.8
with abscess Q06.8
coccygeal, pilonidal see Sinus, coccygeal
infected, skin NEC L08.89
marginal, ruptured or bleeding see Hemorrhage, antepartum, specified cause NEC
medial, face and neck Q18.8
pause I45.5
pericranii Q01.9
pilonidal (infected) (rectum) L05.92
with abscess L05.02
preauricular Q18.1
rectovaginal N82.3
Rokitansky-Aschoff (gallbladder) K82.8
sacrococcygeal (dermoid) (infected) see Sinus, pilonidal
tachycardia R00.0
paroxysmal I47.19
tarsi syndrome M25.57 Non-billable
testis N50.89
tract (postinfective) see Fistula
urachus Q64.4
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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.
