ICD-10-CM
ICD-10 code for Necrosis, necrotic (ischemic) bone: M87.9
The ICD-10-CM index points "Necrosis, necrotic (ischemic) bone" to M87.9, Osteonecrosis, unspecified. M87.9 is a billable code.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
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Index subterms
A header groups codes and is not billed. A billable code is one you can report.
More specific codes in M87
A header groups codes and is not billed. A billable code is one you can report.
- M87OsteonecrosisHeader
- M87.0Idiopathic aseptic necrosis of boneHeader
- M87.00Idiopathic aseptic necrosis of unspecified boneBillable
- M87.01Idiopathic aseptic necrosis of shoulderHeader
- M87.02Idiopathic aseptic necrosis of humerusHeader
- M87.03Idiopathic aseptic necrosis of radius, ulna and carpusHeader
- M87.04Idiopathic aseptic necrosis of hand and fingersHeader
- M87.05Idiopathic aseptic necrosis of pelvis and femurHeader
- M87.06Idiopathic aseptic necrosis of tibia and fibulaHeader
- M87.07Idiopathic aseptic necrosis of ankle, foot and toesHeader
- M87.08Idiopathic aseptic necrosis of bone, other siteBillable
- M87.09Idiopathic aseptic necrosis of bone, multiple sitesBillable
- M87.1Osteonecrosis due to drugsHeader
- M87.10Osteonecrosis due to drugs, unspecified boneBillable
- M87.11Osteonecrosis due to drugs, shoulderHeader
- M87.12Osteonecrosis due to drugs, humerusHeader
- M87.13Osteonecrosis due to drugs of radius, ulna and carpusHeader
- M87.14Osteonecrosis due to drugs, hand and fingersHeader
- M87.15Osteonecrosis due to drugs, pelvis and femurHeader
- M87.16Osteonecrosis due to drugs, tibia and fibulaHeader
- M87.17Osteonecrosis due to drugs, ankle, foot and toesHeader
- M87.18Osteonecrosis due to drugs, other siteHeader
- M87.19Osteonecrosis due to drugs, multiple sitesBillable
- M87.2Osteonecrosis due to previous traumaHeader
- M87.20Osteonecrosis due to previous trauma, unspecified boneBillable
- M87.21Osteonecrosis due to previous trauma, shoulderHeader
- M87.22Osteonecrosis due to previous trauma, humerusHeader
- M87.23Osteonecrosis due to previous trauma of radius, ulna and carpusHeader
- M87.24Osteonecrosis due to previous trauma, hand and fingersHeader
- M87.25Osteonecrosis due to previous trauma, pelvis and femurHeader
- M87.26Osteonecrosis due to previous trauma, tibia and fibulaHeader
- M87.27Osteonecrosis due to previous trauma, ankle, foot and toesHeader
- M87.28Osteonecrosis due to previous trauma, other siteBillable
- M87.29Osteonecrosis due to previous trauma, multiple sitesBillable
- M87.3Other secondary osteonecrosisHeader
- M87.30Other secondary osteonecrosis, unspecified boneBillable
- M87.31Other secondary osteonecrosis, shoulderHeader
- M87.32Other secondary osteonecrosis, humerusHeader
- M87.33Other secondary osteonecrosis of radius, ulna and carpusHeader
- M87.34Other secondary osteonecrosis, hand and fingersHeader
- M87.35Other secondary osteonecrosis, pelvis and femurHeader
- M87.36Other secondary osteonecrosis, tibia and fibulaHeader
- M87.37Other secondary osteonecrosis, ankle and footHeader
- M87.38Other secondary osteonecrosis, other siteBillable
- M87.39Other secondary osteonecrosis, multiple sitesBillable
- M87.8Other osteonecrosisHeader
- M87.80Other osteonecrosis, unspecified boneBillable
- M87.81Other osteonecrosis, shoulderHeader
- M87.82Other osteonecrosis, humerusHeader
- M87.83Other osteonecrosis of radius, ulna and carpusHeader
- M87.84Other osteonecrosis, hand and fingersHeader
- M87.85Other osteonecrosis, pelvis and femurHeader
- M87.86Other osteonecrosis, tibia and fibulaHeader
- M87.87Other osteonecrosis, ankle, foot and toesHeader
- M87.88Other osteonecrosis, other siteBillable
- M87.89Other osteonecrosis, multiple sitesBillable
- M87.9Osteonecrosis, unspecifiedBillable
Use additional code
The CDC tabular list says to add the code named here after this one when it applies.
From M87. A note on a category applies to every code under it.
Use additional code to identify major osseous defect, if applicable (M89.7-)
Excludes1
Excludes1 means these codes are not reported together.
From M87. A note on a category applies to every code under it.
Related conditions
Related pages
- M87.9 code detailsNotes, nearby codes, CMS-HCC group
- Category M87Every code under it
- Chapter 13Diseases of the musculoskeletal system
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Necrosis, necrotic (ischemic) bone?
The ICD-10-CM index points "Necrosis, necrotic (ischemic) bone" to M87.9, Osteonecrosis, unspecified. M87.9 is a billable code.
Is M87.9 billable?
Yes. M87.9 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What documentation notes apply to M87.9?
The CDC tabular list gives 2 Excludes1 notes (not coded together), 1 "use additional code" note for M87.9 and the categories above it. They are listed on this page.
What chapter is M87.9 in?
Chapter 13. Diseases of the musculoskeletal system.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.