M63.8
Non-billableDisorders of muscle in diseases classified elsewhere
Disorders of muscle in diseases classified elsewhere
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- dermatopolymyositis (M33.-)
- myopathy in amyloidosis (E85.-)
- myopathy in polyarteritis nodosa (M30.0)
- myopathy in rheumatoid arthritis (M05.32)
- myopathy in scleroderma (M34.-)
- myopathy in Sjögren's syndrome (M35.03)
- myopathy in systemic lupus erythematosus (M32.-)
- myopathy in cysticercosis (B69.81)
- myopathy in endocrine diseases (G73.7)
- myopathy in metabolic diseases (G73.7)
- myopathy in sarcoidosis (D86.87)
- myopathy in secondary syphilis (A51.49)
- myopathy in syphilis (late) (A52.78)
- myopathy in toxoplasmosis (B58.82)
- myopathy in tuberculosis (A18.09)
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)
- muscular dystrophies and myopathies (G71-G72)
Child Codes (10)
M63.80Disorders of muscle in diseases classd elswhr, unsp site
M63.81Disorders of muscle in diseases classd elswhr, shoulder
M63.82Disorders of muscle in diseases classd elswhr, upper arm
M63.83Disorders of muscle in diseases classd elswhr, forearm
M63.84Disorders of muscle in diseases classified elsewhere, hand
M63.85Disorders of muscle in diseases classified elsewhere, thigh
M63.86Disorders of muscle in diseases classd elswhr, lower leg
M63.87Disorders of muscle in diseases classd elswhr, ank/ft
M63.88Disorders of muscle in diseases classd elswhr, oth site
M63.89Disord of muscle in diseases classd elswhr, multiple sites
Also Known As / Clinical Terms
Frequently Asked Questions
What is ICD-10 code M63.8?
ICD-10-CM code M63.8 represents "Disorders of muscle in diseases classified elsewhere". It is a non-billable header code — use a more specific child code for billing purposes.
Is M63.8 a billable code?
No, M63.8 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 10 child codes under M63.8.
What chapter is M63.8 in?
M63.8 is in Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (codes M00-M99).
What codes cannot be used with M63.8?
M63.8 has Excludes1 notes indicating codes that cannot be used together with it, including: dermatopolymyositis (M33.-); myopathy in amyloidosis (E85.-); myopathy in polyarteritis nodosa (M30.0); and 12 more.
What are the subcategories under M63.8?
M63.8 has 10 child codes, including: M63.80 (Disorders of muscle in diseases classd elswhr, unsp site), M63.81 (Disorders of muscle in diseases classd elswhr, shoulder), M63.82 (Disorders of muscle in diseases classd elswhr, upper arm), M63.83 (Disorders of muscle in diseases classd elswhr, forearm), and 6 more.
What are the UMLS CUIs for M63.8?
M63.8 is linked to 1 UMLS Concept Unique Identifier: C0694520. 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.