M86.10
Billable codeOther acute osteomyelitis, unspecified site
The ICD-10 code for other acute osteomyelitis, unspecified site is M86.10.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This code describes an unspecified presentation. If the medical record documents a more specific detail (e.g. laterality, type, or affected site), a more specific sibling code should be used instead — see Related codes below.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- M86.11Other acute osteomyelitis, shouldernon-billable header
- M86.12Other acute osteomyelitis, humerusnon-billable header
- M86.13Other acute osteomyelitis, radius and ulnanon-billable header
- M86.14Other acute osteomyelitis, handnon-billable header
- M86.15Other acute osteomyelitis, femurnon-billable header
- M86.16Other acute osteomyelitis, tibia and fibulanon-billable header
- M86.17Other acute osteomyelitis, ankle and footnon-billable header
- M86.18Other acute osteomyelitis, other site
- M86.19Other acute osteomyelitis, multiple sites
- M86.10Other acute osteomyelitis, unspecified site
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 73000Approximate match
Associated MS-DRGs
M86.10 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.
- DRG 456Spinal Fusion Except Cervical with Spinal Curvature, Malignancy, Infection or Extensive Fusions with MCC
- DRG 457Spinal Fusion Except Cervical with Spinal Curvature, Malignancy, Infection or Extensive Fusions with CC
- DRG 458Spinal Fusion Except Cervical with Spinal Curvature, Malignancy, Infection or Extensive Fusions without CC/MCC
- DRG 539Osteomyelitis with MCC
- DRG 540Osteomyelitis with CC
- DRG 541Osteomyelitis without CC/MCC