M86.9
BillableOsteomyelitis, unspecified
Osteomyelitis, unspecified
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Infection of bone NOS
- Periostitis without osteomyelitis
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)
- ostemyelitis of:
- orbit (H05.0-)
- petrous bone (H70.2-)
- vertebra (M46.2-)
Use Additional Code
Additional codes that should follow this code
- code (B95-B97) to identify infectious agent
Also Known As / Clinical Terms
SNOMED CT
- Osteitis of multiple sites7127005
- Osteomyelitis of pelvic region8872002
- Osteitis of shoulder region15604000
- Osteomyelitis of forearm17028003
- Osteomyelitis of lower leg21120002
- Osteitis of hand21555006
- Periostitis of forearm23640001
- Osteitis of lower leg26831007
- Pedal osteitis36963005
- Periosteitis fibrosa41910004
- Periostitis41910004
- Osteomyelitis of shoulder region53453008
- OM - Osteomyelitis60168000
- OSTM - Osteomyelitis60168000
- Osteomyelitis60168000
- Pyogenic inflammation of bone60168000
- SAPHO - Synovitis, acne, pustulosis palmaris, hyperostosis, osteomyelitis syndrome60684003
- SAPHO syndrome60684003
- Synovitis acne pustulosis hyperostosis osteomyelitis syndrome60684003
- Bacterial osteomyelitis61011009
- Osteomyelitis of hand61585002
- Periostitis of hand63475008
- Osteomyelitis of upper arm75286007
- Osteomyelitis of multiple sites91538002
- Osteomyelitis of cranium95423008
- Osteomyelitis of skull95423008
- Osteomyelitis of facial bone109303003
- Osteomyelitis of frontal bone109304009
- Osteomyelitis of zygomatic bone109305005
- Osteomyelitis of sphenoid bone109306006
- Osteomyelitis of temporal bone109307002
- Bone infection111253001
- Infection of bone111253001
- Infection by Pasteurella multocida197718007
- Infection caused by Pasteurella multocida197718007
- Infection of clavicle203222000
- Osteomyelitis of clavicle203222000
- Infection of scapula203223005
- Infection of bone of upper arm203224004
- Infection of humerus203224004
- Infection of radius203225003
- Infection of ulna203226002
- Infection of carpal bone203227006
- Infection of metacarpal203228001
- Infection of phalanx of finger or thumb203229009
- Infection of pelvis203230004
- Infection of femur203231000
- Infection of patella203232007
- Infection of fibula203234008
- Infection of calcaneum203235009
- Infection of talus203236005
- Infection of metatarsal203238006
- Infection of phalanx of toe203239003
- Infection of multiple bones203240001
- Periostitis without osteomyelitis203245006
- Periostitis of forearm without osteomyelitis203249000
- Periostitis of hand without osteomyelitis203250000
- Periostitis without osteomyelitis of cervical spine203256006
- Periostitis without osteomyelitis of thoracic spine203257002
- Periostitis without osteomyelitis of lumbar spine203258007
- Periostitis without osteomyelitis of sacral vertebra203259004
- Periostitis without osteomyelitis of sacrum203259004
- Periostitis without osteomyelitis of coccyx203260009
- Bone inflammatory disease274144001
- Inflammation of bone274144001
- Inflammatory disorder of bone274144001
- Osteitis274144001
- Enthesitis359643005
- Osteomyelitis of upper limb371551001
- Bone abscess409778008
- Osteomyelitis caused by Staphylococcus aureus428783003
- Infection of bone of ankle and/or foot442449006
- Infection of bone of forearm444786007
- Infection of bone of radius and/or ulna444786007
- Infection of bone of hand445012003
- Infection of bone of lower leg445215005
- Infection of bone of tibia and/or fibula445215005
- Osteomyelitis of tibia445408000
- Osteomyelitis of ankle700076004
- Osteomyelitis of midfoot700439005
- Osteomyelitis of hindfoot700440007
- Osteomyelitis of forefoot705059000
- Osteomyelitis caused by Pasteurella multocida721102001
- Pasteurella multocida osteomyelitis721102001
- Osteitis of pelvis783340009
- Osteomyelitis of sternum846604005
- Sternal osteomyelitis846604005
- Coccidioidomycosis of bone1163139006
- Infection of bone caused by Coccidioides1163139006
- Infected bone plate1204353000
- Infection of bone associated with bone plate1204353000
- Infected bone screw1204354006
- Infection of bone associated with bone screw1204354006
- Tenoperiostitis1217320008
- Cranial cerebrospinal fluid fistula1259545004
- Cranial cerebrospinal fluid leak1259545004
- Leak of cranial cerebrospinal fluid1259545004
- Cranial cerebrospinal fluid leak due to osteomyelitis1259603009
- Leak of cranial cerebrospinal fluid due to osteomyelitis1259603009
- Inflammation of left femur15698281000119101
- Osteitis of left femur15698281000119101
- Inflammation of right femur15698201000119109
- Osteitis of right femur15698201000119109
- Osteomyelitis due to type 1 diabetes mellitus72041000119103
- Osteomyelitis of left ankle1077791000119108
- Osteomyelitis of left femur1077741000119100
- Osteomyelitis of left foot1077811000119107
- Osteomyelitis of left hand1077721000119106
- Osteomyelitis of left shoulder1077661000119109
- Osteomyelitis of left tibia1077761000119101
- Osteomyelitis of right ankle1077801000119109
- Osteomyelitis of right femur1077731000119109
- Osteomyelitis of right foot1077821000119100
- Osteomyelitis of right hand1077711000119104
- Osteomyelitis of right shoulder1077651000119107
- Osteomyelitis of right tibia1077751000119103
UMLS
- Bone InfectionC2242472
- Bone InfectionsC2242472
- Bone infectionC2242472
- Bone infection NOSC2242472
- Infection of boneC2242472
- Infection of bone (disorder)C2242472
- Infection of bone NOSC2242472
- Unspecified infection of boneC2242472
- Unspecified infection of bone, site unspecifiedC2242472
- bone infectionC2242472
- bone infectionsC2242472
- bones infectionC2242472
- bones infectionsC2242472
- OM - OsteomyelitisC0029443
- OSTM - OsteomyelitisC0029443
- OsteomyelitidesC0029443
- OsteomyelitisC0029443
- Osteomyelitis (disorder)C0029443
- Osteomyelitis NOSC0029443
- Osteomyelitis, unspecifiedC0029443
- Pyogenic inflammation of boneC0029443
- Unspecified osteomyelitisC0029443
- Unspecified osteomyelitis, site unspecifiedC0029443
- a bacterial infection of the bone or bone marrowC0029443
- osteomyelitisC0029443
- unspecified osteomyelitisC0029443
- Periostitis without mention of osteomyelitisC0264069
- Periostitis without osteomyelitisC0264069
- Periostitis without osteomyelitis (disorder)C0264069
- Periostosis without osteomyelitisC0264069
- Periostosis without osteomyelitis (disorder)C0264069
Frequently Asked Questions
What is ICD-10 code M86.9?
ICD-10-CM code M86.9 represents "Osteomyelitis, unspecified". It is a billable/specific code that can be used on a claim.
Is M86.9 a billable code?
Yes, M86.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is M86.9 in?
M86.9 is in Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (codes M00-M99).
What codes cannot be used with M86.9?
M86.9 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 M86.9?
Yes, when using M86.9 you should also code: code (B95-B97) to identify infectious agent.
What SNOMED CT codes does M86.9 map to?
M86.9 maps to 89 SNOMED CT concepts: 61011009, 409778008, 111253001, 274144001, 1163139006, and 84 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for M86.9?
M86.9 is linked to 3 UMLS Concept Unique Identifiers: C2242472, C0029443, C0264069. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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.