M79.64
Non-Billable

Pain in hand and fingers

Non-Billable / Non-Specific Code

What is Pain in hand and fingers?

ICD-10-CM M79.64 is the diagnosis code for Pain in hand and fingers. This code falls under the section "Other soft tissue disorders" within Chapter 13 — Diseases of the musculoskeletal system and connective tissue (M00-M99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for M79.64

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where M79.64 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 6 entries
M79.641Pain in right handBillableM79.642Pain in left handBillableM79.643Pain in unspecified handBillableM79.644Pain in right finger(s)BillableM79.645Pain in left finger(s)BillableM79.646Pain in unspecified finger(s)Billable
Related Codes

Frequently Asked Questions

Is M79.64 a billable ICD-10-CM code?

No, M79.64 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does M79.64 mean?

M79.64 is the ICD-10-CM diagnosis code for "Pain in hand and fingers". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of M79.64?

The parent code of M79.64 is M79.6 ("Pain in limb, hand, foot, fingers and toes"). M79.64 provides a more specific classification within this category.

What section is M79.64 in?

M79.64 is located in Section M70-M79 — "Other soft tissue disorders" within Chapter 13 of the ICD-10-CM Tabular List.

What are the sub-codes of M79.64?

M79.64 has 6 sub-code(s) that provide more specific detail: M79.641, M79.642, M79.643, M79.644, M79.645 and more.

When should I use M79.64?

Use M79.64 when the patients documented diagnosis matches "Pain in hand and fingers" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Pain in hand and fingers?

The ICD-10-CM code for Pain in hand and fingers is M79.64.

Can M79.64 be used for primary diagnosis?

No, M79.64 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is M79.64 in?

M79.64 is in Chapter 13 of the ICD-10-CM Tabular List.

Is M79.64 valid for 2026?

Yes, M79.64 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousM79.639Pain in unspecified forearmNext →M79.641Pain in right hand
Code Details
M79.64
Pain in hand and fingers
Non-Billable / Non-Specific Code
13 — Diseases of the musculoskeletal system and connective tissue (M00-M99)
M70-M79 — Other soft tissue disorders
2026 ICD-10-CM