M87.072 – Idiopathic aseptic necrosis of left ankle
ICD-10-CM 2027 diagnosis code · Other osteopathies
ICD-10-CM code
M87.072
- Code
M87.072(claims format:M87072)- Description
- Idiopathic aseptic necrosis of left ankle
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 13. Diseases of the musculoskeletal system and connective tissue (M00-M99)
- Block
- M86-M90 Other osteopathies
- Parent codes
- M87 › M87.0 › M87.07
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
M87 – Osteonecrosis
Includes:
- avascular necrosis of bone
Use additional code:
- code to identify major osseous defect, if applicable (M89.7-)
M87.07 – Idiopathic aseptic necrosis of ankle, foot and toes
Applicable to:
- Idiopathic aseptic necrosis of metatarsus, tarsus, and phalanges of toes
Block M86-M90
Excludes1 (not coded here):
- postprocedural osteopathies (M96.-)
Related codes in M87.07
- M87.071 – Idiopathic aseptic necrosis of right ankleBillable
- M87.073 – Idiopathic aseptic necrosis of unspecified ankleBillable
- M87.074 – Idiopathic aseptic necrosis of right footBillable
- M87.075 – Idiopathic aseptic necrosis of left footBillable
- M87.076 – Idiopathic aseptic necrosis of unspecified footBillable
- M87.077 – Idiopathic aseptic necrosis of right toe(s)Billable
- M87.078 – Idiopathic aseptic necrosis of left toe(s)Billable
- M87.079 – Idiopathic aseptic necrosis of unspecified toe(s)Billable
Frequently asked questions
What is ICD-10 code M87.072?
M87.072 is the ICD-10-CM code for idiopathic aseptic necrosis of left ankle, in the block M86-M90 (Other osteopathies).
Is M87.072 a billable code?
Yes. M87.072 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does M87.072 belong to?
It belongs to category M87 – Osteonecrosis.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.