M79.A1
Non-Billable
ChapterM00–M99
Ranksubcategory
Official Description
Nontraumatic compartment syndrome of upper extremity
Metadata & Insights
- •2026 ICD-10-CM Edition - Effective October 1, 2025.
- •Non-billable category (requires more specific sub-code).
- •Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (M00-M99).
Instructional Notes
Includes
- Nontraumatic compartment syndrome of shoulder, arm, forearm, wrist, hand, and fingers
General instructions are available for the parent sections:
Clinical Hierarchy
CH13Diseases of the musculoskeletal system and connective tissue (M00-M99)
M70-M79Other soft tissue disorders (M70-M79)
M79Other and unspecified soft tissue disorders, not elsewhere classified
M79.ANontraumatic compartment syndrome
M79.A1Nontraumatic compartment syndrome of upper extremity
M79.A11Nontraumatic compartment syndrome of right upper extremity
M79.A12Nontraumatic compartment syndrome of left upper extremity
M79.A19Nontraumatic compartment syndrome of unspecified upper extremity
Applicable Ancestor Context
The following parent sections contain instructions or notes that apply to M79.A1:
categoryM79
Other and unspecified soft tissue disorders, not elsewhere classified
View context instructionschapterCH13
Diseases of the musculoskeletal system and connective tissue (M00-M99)
View context instructionsAlphabetic Index Mentions
These are Diagnosis Index lookup paths that route to M79.A1. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.
2 raw paths
MS-DRG Classification
No direct MS-DRG triggers identified.
Cross Reference
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