M79.4
BillableHypertrophy of (infrapatellar) fat pad
Hypertrophy of (infrapatellar) fat pad
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
Related Codes(10)
M79.0Rheumatism, unspecified
M79.1Myalgia
M79.2Neuralgia and neuritis, unspecified
M79.3Panniculitis, unspecified
M79.5Residual foreign body in soft tissue
M79.6Pain in limb, hand, foot, fingers and toes
M79.7Fibromyalgia
M79.8Other specified soft tissue disorders
M79.9Soft tissue disorder, unspecified
M79.ANontraumatic compartment syndrome
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(30)
SNOMED CT
- Hypertrophy of fat pad of knee72894001
- Hypertrophy of infrapatellar fat pad72894001
- Hypertrophy of the knee fat pad72894001
- Bilateral hypertrophy of infrapatellar fat pads15698921000119107
- Hypertrophy of bilateral infrapatellar fat pads15698921000119107
- Hypertrophy of infrapatellar fat pad of bilateral knees15698921000119107
- Hypertrophy of infrapatellar fat pad of both knees15698921000119107
- Hypertrophy of fat pad of left knee1076711000119101
- Hypertrophy of left infrapatellar fat pad1076711000119101
- Hypertrophy of fat pad of right knee1076701000119104
- Hypertrophy of right infrapatellar fat pad1076701000119104
UMLS
Clinical Terms
- Hypertrophy of infrapatellar fat pad of bilateral knees
- Hypertrophy of fat pad of right knee
- Hypertrophy of fat pad, knee
- Hypertrophy of left infrapatellar fat pad
- Hypertrophy of bilateral infrapatellar fat pads
- Hypertrophy of infrapatellar fat pad of both knees
- Hypertrophy of fat pad of knee (disorder)
- Bilateral hypertrophy of infrapatellar fat pads
- Hypertrophy of the knee fat pad
- Hypertrophy of infrapatellar fat pad
- Hypertrophy of fat pad of knee
- Hypertrophy of fat pad of left knee
- Hypertrophy of right infrapatellar fat pad
Frequently Asked Questions
What is the ICD-10 code for hypertrophy of (infrapatellar) fat pad?
The ICD-10-CM code for hypertrophy of (infrapatellar) fat pad is M79.4. The full clinical description is "Hypertrophy of (infrapatellar) fat pad". M79.4 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code M79.4 mean?
ICD-10-CM code M79.4 represents “Hypertrophy of (infrapatellar) fat pad”. 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 M79.4 a billable code?
Yes, M79.4 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is M79.4 in?
M79.4 is in Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (codes M00-M99).
What codes cannot be used with M79.4?
M79.4 has Excludes1 notes indicating codes that cannot be used together with it, including: psychogenic rheumatism (F45.8); soft tissue pain, psychogenic (F45.41).
What SNOMED CT codes does M79.4 map to?
M79.4 maps to 4 SNOMED CT concepts: 15698921000119107, 72894001, 1076711000119101, 1076701000119104. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for M79.4?
M79.4 is linked to 1 UMLS Concept Unique Identifier: C0158366. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does M79.4 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like hypertrophy of (infrapatellar) fat pad 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 M79.4?
M79.4 maps to the ICD-11 code: FB56.3 (Hypertrophy of infrapatellar fat pad).
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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.