I99.8
Billable
ChapterI00–I99
Ranksubcategory
Official Description
Other disorder of circulatory system
Metadata & Insights
- •2026 ICD-10-CM Edition - Effective October 1, 2025.
- •Billable/specific code (valid for reimbursement).
- •Chapter 9: Diseases of the Circulatory System (I00-I99).
General instructions are available for the parent sections:
Clinical Hierarchy
Applicable Ancestor Context
The following parent sections contain instructions or notes that apply to I99.8:
Alphabetic Index Mentions
These are Diagnosis Index lookup paths that route to I99.8. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.
19 raw paths
Angiectasis, angiectopia1 unique routes
Atrophy, atrophic (of)1 unique routes
Blood1 unique routes
Circulation1 unique routes
Complication (s) (from) (of)1 unique routes
Congestion, congestive1 unique routes
Dilatation1 unique routes
Disease, diseased2 unique routes
Dissection1 unique routes
Fluctuating blood pressure1 unique routes
Ischemia, ischemic1 unique routes
Obstruction, obstructed, obstructive2 unique routes
Occlusion, occluded2 unique routes
MS-DRG Classification
This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:
Cross Reference
Find Procedures (ICD-10-PCS)
Find surgical and procedural codes related to Other disorder of circulatory system.
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