Back to ICD-10 library
ICD-10-CM · FY 2026 APRIL UPDATE

M60.1

Interstitial myositis

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
M60.10Interstitial myositis of unspecified siteBillable
M60.11Interstitial myositis, shoulderCategory
M60.111Interstitial myositis, right shoulderBillable
M60.112Interstitial myositis, left shoulderBillable
M60.119Interstitial myositis, unspecified shoulderBillable
M60.12Interstitial myositis, upper armCategory
M60.121Interstitial myositis, right upper armBillable
M60.122Interstitial myositis, left upper armBillable
M60.129Interstitial myositis, unspecified upper armBillable
M60.13Interstitial myositis, forearmCategory
M60.131Interstitial myositis, right forearmBillable
M60.132Interstitial myositis, left forearmBillable
M60.139Interstitial myositis, unspecified forearmBillable
M60.14Interstitial myositis, handCategory
M60.141Interstitial myositis, right handBillable
M60.142Interstitial myositis, left handBillable
M60.149Interstitial myositis, unspecified handBillable
M60.15Interstitial myositis, thighCategory
M60.151Interstitial myositis, right thighBillable
M60.152Interstitial myositis, left thighBillable
M60.159Interstitial myositis, unspecified thighBillable
M60.16Interstitial myositis, lower legCategory
M60.161Interstitial myositis, right lower legBillable
M60.162Interstitial myositis, left lower legBillable
M60.169Interstitial myositis, unspecified lower legBillable
M60.17Interstitial myositis, ankle and footCategory
M60.171Interstitial myositis, right ankle and footBillable
M60.172Interstitial myositis, left ankle and footBillable
M60.179Interstitial myositis, unspecified ankle and footBillable
M60.18Interstitial myositis, other siteBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.