M61.9
BillableCalcification and ossification of muscle, unspecified
Calcification and ossification of muscle, unspecified
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 psoriasisL40.5
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •compartment syndrome (traumatic)A-)T79
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •muscular dystrophies and myopathiesG71-G72
Related Codes(6)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(18)
SNOMED CT
UMLS
Clinical Terms
- Myositis ossificans
- Muscle ossification
- Idiopathic muscular ossification
- Idiopathic ossification of muscle
- Muscular ossification
- Calcification of muscle
- Muscle calcification and ossification
- Heterotopic ossification
Frequently Asked Questions
What is the ICD-10 code for calcification and ossification of muscle, unspecified?
The ICD-10-CM code for calcification and ossification of muscle, unspecified is M61.9. The full clinical description is "Calcification and ossification of muscle, unspecified". M61.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code M61.9 mean?
ICD-10-CM code M61.9 represents “Calcification and ossification of muscle, unspecified”. 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 M61.9 a billable code?
Yes, M61.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is M61.9 in?
M61.9 is in Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (codes M00-M99).
What codes cannot be used with M61.9?
M61.9 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 4 more.
What SNOMED CT codes does M61.9 map to?
M61.9 maps to 4 SNOMED CT concepts: 446993003, 128491006, 1153395006, 44551007. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for M61.9?
M61.9 is linked to 1 UMLS Concept Unique Identifier: C0343251. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does M61.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like calcification and ossification of muscle, unspecified affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of M61.9?
M61.9 maps to the ICD-11 code: FB31.Z (Calcification or ossification of muscle, unspecified).
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
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.