M86.18
BillableOther acute osteomyelitis, other site
Other acute osteomyelitis, other site
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- •postprocedural osteopathiesM96
- osteomyelitis due to:
- •echinococcusB67.2
- •gonococcusA54.43
- •salmonellaA02.24
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
- ostemyelitis of:
- •orbitH05.0
- •petrous boneH70.2
- •vertebraM46.2
Use Additional Code
Additional codes that should follow this code
Related Codes(9)
M86.10Other acute osteomyelitis, unspecified site
M86.11Other acute osteomyelitis, shoulder
M86.12Other acute osteomyelitis, humerus
M86.13Other acute osteomyelitis, radius and ulna
M86.14Other acute osteomyelitis, hand
M86.15Other acute osteomyelitis, femur
M86.16Other acute osteomyelitis, tibia and fibula
M86.17Other acute osteomyelitis, ankle and foot
M86.19Other acute osteomyelitis, multiple sites
Also Known As / Clinical Terms(47)
SNOMED CT
- Acute osteomyelitis of pelvic region80507005
- Acute osteomyelitis of pelvis80507005
- Acute osteomyelitis-pelvis80507005
- Acute osteomyelitis of cranium95424002
- Acute osteomyelitis of skull95424002
- Osteomyelitis of frontal bone109304009
- Osteomyelitis of zygomatic bone109305005
- Osteomyelitis of sphenoid bone109306006
- Osteomyelitis of temporal bone109307002
- Acute osteomyelitis of facial bone109309004
- Acute osteomyelitis of frontal bone109310009
- Acute osteomyelitis of zygomatic bone109311008
- Acute osteomyelitis of sphenoid bone109312001
- Acute osteomyelitis of temporal bone109313006
- Acute osteomyelitis of femur203170004
- Acute osteomyelitis-femur203170004
- Thigh acute osteomyelitis203170004
- Acute osteomyelitis - knee288242005
- Acute osteomyelitis of knee288242005
- Acute osteomyelitis of pelvis and femur1144501009
- Infection of bone of pelvis and femur1144503007
- Osteomyelitis of knee1344628009
- Osteomyelitis of knee joint region1344628009
Clinical Terms
- Acute osteomyelitis-pelvis
- Osteomyelitis of knee
- Acute osteomyelitis - knee
- Osteomyelitis of knee joint region
- Acute osteomyelitis of sphenoid bone
- Acute osteomyelitis of zygomatic bone
- Acute osteomyelitis of pelvis and femur
- Acute osteomyelitis of pelvic region
- Acute osteomyelitis-femur
- Acute osteomyelitis of cranium
- Acute osteomyelitis of skull
- Acute osteomyelitis of facial bone
- Osteomyelitis of temporal bone
- Thigh acute osteomyelitis
- Osteomyelitis of sphenoid bone
- Acute osteomyelitis of pelvis
- Acute osteomyelitis of frontal bone
- Acute osteomyelitis of femur
- Osteomyelitis of zygomatic bone
- Acute osteomyelitis of knee
- Acute osteomyelitis of temporal bone
- Infection of bone of pelvis and femur
- Osteomyelitis of frontal bone
Frequently Asked Questions
What is the ICD-10 code for other acute osteomyelitis, other site?
The ICD-10-CM code for other acute osteomyelitis, other site is M86.18. The full clinical description is "Other acute osteomyelitis, other site". M86.18 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code M86.18 mean?
ICD-10-CM code M86.18 represents “Other acute osteomyelitis, other site”. 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 M86.18 a billable code?
Yes, M86.18 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is M86.18 in?
M86.18 is in Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (codes M00-M99).
What codes cannot be used with M86.18?
M86.18 has Excludes1 notes indicating codes that cannot be used together with it, including: postprocedural osteopathies (M96.-); osteomyelitis due to:; echinococcus (B67.2); and 2 more.
Are additional codes required with M86.18?
Yes, when using M86.18, also report: code (B95-B97) to identify infectious agent.
What SNOMED CT codes does M86.18 map to?
M86.18 maps to 16 SNOMED CT concepts: 288242005, 95424002, 109309004, 203170004, 109310009, and 11 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for M86.18?
M86.18 is linked to 1 UMLS Concept Unique Identifier: C0839946. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does M86.18 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like other acute osteomyelitis, other site 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 M86.18?
There is no direct ICD-11 mapping available for M86.18 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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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.