M60.84 – Other myositis, hand

ICD-10-CM 2027 diagnosis code · Disorders of muscles

Non-billable header

ICD-10-CM code M60.84

Code: M60.84 (claims format: M6084)
Description: Other myositis, hand
Billable: No – use a more specific code below
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: M60-M63 Disorders of muscles
Parent codes: M60 › M60.8

Billable codes under M60.84

M60.84 is a header code and cannot be used on claims. Choose the most specific code:

M60.841 – Other myositis, right handBillable
M60.842 – Other myositis, left handBillable
M60.849 – Other myositis, unspecified handBillable

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

M60 – Myositis

Excludes2 (not included here):

inclusion body myositis [IBM] (G72.41)

Block M60-M63

Excludes1 (not coded here):

dermatopolymyositis (M33.-)
myopathy in amyloidosis (E85.-)
myopathy in polyarteritis nodosa (M30.0)
myopathy in rheumatoid arthritis (M05.32)
myopathy in scleroderma (M34.-)
myopathy in Sjögren's syndrome (M35.03)
myopathy in systemic lupus erythematosus (M32.-)

Excludes2 (not included here):

muscular dystrophies and myopathies (G71-G72)

Index terms for M60.84

Entries in the ICD-10-CM alphabetic index that lead to this code:

Myositis, specified type NEC, hand

Related codes in M60.8

M60.80 – Other myositis, unspecified siteBillable
M60.81 – Other myositis shoulderHeader
M60.82 – Other myositis, upper armHeader
M60.83 – Other myositis, forearmHeader
M60.85 – Other myositis, thighHeader
M60.86 – Other myositis, lower legHeader
M60.87 – Other myositis, ankle and footHeader
M60.88 – Other myositis, other siteBillable
M60.89 – Other myositis, multiple sitesBillable

Frequently asked questions

What is ICD-10 code M60.84?

M60.84 is the ICD-10-CM code for other myositis, hand, in the block M60-M63 (Disorders of muscles).

Is M60.84 a billable code?

No. M60.84 is a header code with more specific child codes; report one of the billable codes listed above.

What category does M60.84 belong to?

It belongs to category M60 – Myositis.

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.