ICD-10-CM Codes Browse (Tabular) Diagnostic External Drug Neoplasm

M23.91 – Unspecified internal derangement of right knee

Coding Notes

Active

Billable, valid for HIPAA-covered transactions

GEM Conversion to ICD-9 CM

717.9

Fs: 10000 – Unspecified internal derangement of knee

MDC / MS-DRG Reference

DRG 562

FRACTURE, SPRAIN, STRAIN AND DISLOCATION EXCEPT FEMUR, HIP, PELVIS AND THIGH WITH MCC

DRG 563

FRACTURE, SPRAIN, STRAIN AND DISLOCATION EXCEPT FEMUR, HIP, PELVIS AND THIGH WITHOUT MCC

Sibling Codes

M23.90

Unspecified internal derangement of unspecified knee

M23.92

Unspecified internal derangement of left knee

Parent Sibling Codes

M23.0

Cystic meniscus

M23.2

Derangement of meniscus due to old tear or injury

M23.3

Other meniscus derangements

M23.4

Loose body in knee

M23.5

Chronic instability of knee

M23.6

Other spontaneous disruption of ligament(s) of knee

M23.8

Other internal derangements of knee

M23.9

Unspecified internal derangement of knee

View in Tabular

Code	Title
M00-M99	Diseases of the musculoskeletal system and connective tissue (M00-M99)
M20-M25	Other joint disorders (M20-M25)
M23	Internal derangement of knee
M23.9	Unspecified internal derangement of knee
M23.91	Unspecified internal derangement of right knee