M23.05

Non-Billable

ChapterM00–M99

Ranksubcategory

Official Description

Cystic meniscus, posterior horn of lateral meniscus

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).

General instructions are available for the parent sections:

BillableHas subcodes

CH13Diseases of the musculoskeletal system and connective tissue (M00-M99)

M20-M25Other joint disorders (M20-M25)

M23Internal derangement of knee

M23.0Cystic meniscus

M23.05Cystic meniscus, posterior horn of lateral meniscusNot billable

M23.051Cystic meniscus, posterior horn of lateral meniscus, right kneeBillable

M23.052Cystic meniscus, posterior horn of lateral meniscus, left kneeBillable

M23.059Cystic meniscus, posterior horn of lateral meniscus, unspecified kneeBillable

The following parent sections contain instructions or notes that apply to M23.05:

categoryM23

Internal derangement of knee

Other joint disorders (M20-M25)

chapterCH13

Diseases of the musculoskeletal system and connective tissue (M00-M99)

2026

No direct MS-DRG triggers identified.

Find surgical and procedural codes related to Cystic meniscus, posterior horn of lateral meniscus.