M86.479
✓ Billable
Chronic osteomyelitis with draining sinus, unspecified ankle and foot
ICD-10-CM · FY2026 · Diseases of the Musculoskeletal System and Connective Tissue
Code
M86.479
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Musculoskeletal System and Connective Tissue
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code M86.479?
ICD-10-CM code M86.479 represents Chronic osteomyelitis with draining sinus, unspecified ankle and foot. It is a billable diagnosis code in the Diseases of the Musculoskeletal System and Connective Tissue chapter, effective October 1, 2025 – September 30, 2026.
Is M86.479 billable?
Yes. M86.479 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is M86.479 in?
M86.479 belongs to the Diseases of the Musculoskeletal System and Connective Tissue chapter (M00–M99) of ICD-10-CM.
Related codes in the M86 category
M86
Osteomyelitis
Non-billable
M86.0
Acute hematogenous osteomyelitis
Non-billable
M86.1
Other acute osteomyelitis
Non-billable
M86.2
Subacute osteomyelitis
Non-billable
M86.3
Chronic multifocal osteomyelitis
Non-billable
M86.4
Chronic osteomyelitis with draining sinus
Non-billable
M86.5
Other chronic hematogenous osteomyelitis
Non-billable
M86.6
Other chronic osteomyelitis
Non-billable
Search all 98,186 ICD-10-CM codes instantly
Search ICDwise →