M23.51
BillableChronic instability of knee, right knee
Chronic instability of knee, right knee
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- arthropathic psoriasis (L40.5-)
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- compartment syndrome (traumatic) (T79.A-)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- joints of the spine (M40-M54)
- current injury - see injury of knee and lower leg (S80-S89)
- recurrent dislocation or subluxation of joints (M24.4)
- recurrent dislocation or subluxation of patella (M22.0-M22.1)
Also Known As / Clinical Terms
SNOMED CT
- Old disruption of ligament of knee14949009
- Chronic instability of knee203597000
- Chronic instability of joint239744003
- Bilateral instability of joints of knees15745081000119102
- Instability of joints of bilateral knees15745081000119102
- Instability of joints of both knees15745081000119102
- Chronic disruption of cruciate ligament of right knee15721521000119107
- Chronic instability of bilateral knee joints15745041000119107
- Chronic instability of left knee joint304361000119100
- Chronic instability of right knee joint304371000119106
- Instability of joint of left knee1075571000119106
- Unstable left knee1075571000119106
- Instability of joint of right knee1075551000119102
- Unstable right knee1075551000119102
Frequently Asked Questions
What is the ICD-10 code for chronic instability of knee, right knee?
The ICD-10-CM code for chronic instability of knee, right knee is M23.51. The full clinical description is "Chronic instability of knee, right knee". M23.51 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code M23.51 mean?
ICD-10-CM code M23.51 represents "Chronic instability of knee, right knee". It is classified under Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue and is a billable/specific code that can be used on a claim.
Is M23.51 a billable code?
Yes, M23.51 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is M23.51 in?
M23.51 is in Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (codes M00-M99).
What codes cannot be used with M23.51?
M23.51 has Excludes1 notes indicating codes that cannot be used together with it, including: ankylosis (M24.66); deformity of knee (M21.-); osteochondritis dissecans (M93.2).
What SNOMED CT codes does M23.51 map to?
M23.51 maps to 10 SNOMED CT concepts: 15745081000119102, 15721521000119107, 15745041000119107, 239744003, 203597000, and 5 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for M23.51?
M23.51 is linked to 1 UMLS Concept Unique Identifier: C2894694. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.