M18.5
Non-Billable
ChapterM00–M99
Ranksubcategory
Official Description
Other unilateral secondary osteoarthritis of first carpometacarpal joint
Use a more specific code (3 billable)
Metadata & Insights
- •Non-billable category (requires more specific sub-code).
- •Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (M00-M99).
Instructional Notes
Includes
- Secondary osteoarthritis of first carpometacarpal joint NOS
General instructions are available for the parent sections:
Clinical Hierarchy
BillableHas subcodes
CH13Diseases of the musculoskeletal system and connective tissue (M00-M99)
M15-M19Osteoarthritis (M15-M19)
M18Osteoarthritis of first carpometacarpal joint
M18.5Other unilateral secondary osteoarthritis of first carpometacarpal jointNot billable
M18.50Other unilateral secondary osteoarthritis of first carpometacarpal joint, unspecified handBillable
Applicable Ancestor Context
The following parent sections contain instructions or notes that apply to M18.5:
chapterCH13
Diseases of the musculoskeletal system and connective tissue (M00-M99)
View context instructionsMS-DRG Classification
No direct MS-DRG triggers identified.
Cross Reference
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