M79.609 – Pain in unspecified limb

ICD-10-CM 2027 diagnosis code · Other soft tissue disorders

Billable code

ICD-10-CM code M79.609

Code: M79.609 (claims format: M79609)
Description: Pain in unspecified limb
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: M70-M79 Other soft tissue disorders
Parent codes: M79 › M79.6 › M79.60

Notes for M79.609

Applicable to:

Pain in limb NOS

Notes inherited from parent codes

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

M79 – Other and unspecified soft tissue disorders, not elsewhere classified

Excludes1 (not coded here):

psychogenic rheumatism (F45.8)
soft tissue pain, psychogenic (F45.41)

M79.6 – Pain in limb, hand, foot, fingers and toes

Excludes2 (not included here):

pain in joint (M25.5-)

Index terms for M79.609

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

Pain, limb

Related codes in M79.60

M79.601 – Pain in right armBillable
M79.602 – Pain in left armBillable
M79.603 – Pain in arm, unspecifiedBillable
M79.604 – Pain in right legBillable
M79.605 – Pain in left legBillable
M79.606 – Pain in leg, unspecifiedBillable

Frequently asked questions

What is ICD-10 code M79.609?

M79.609 is the ICD-10-CM code for pain in unspecified limb, in the block M70-M79 (Other soft tissue disorders).

Is M79.609 a billable code?

Yes. M79.609 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does M79.609 belong to?

It belongs to category M79 – Other and unspecified soft tissue disorders, not elsewhere classified.

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.