M06.3
Non-Billable

Rheumatoid nodule

Non-Billable / Non-Specific Code

What is Rheumatoid nodule?

ICD-10-CM M06.3 is the diagnosis code for Rheumatoid nodule. This code falls under the section "Inflammatory polyarthropathies" 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 M06.3

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 M06.3 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 10 entries
M06.30Rheumatoid nodule, unspecified siteBillableM06.31Rheumatoid nodule, shoulderNon-BillableM06.311Rheumatoid nodule, right shoulderBillableM06.312Rheumatoid nodule, left shoulderBillableM06.319Rheumatoid nodule, unspecified shoulderBillableM06.32Rheumatoid nodule, elbowNon-BillableM06.321Rheumatoid nodule, right elbowBillableM06.322Rheumatoid nodule, left elbowBillableM06.329Rheumatoid nodule, unspecified elbowBillableM06.33Rheumatoid nodule, wristNon-BillableM06.331Rheumatoid nodule, right wristBillableM06.332Rheumatoid nodule, left wristBillableM06.339Rheumatoid nodule, unspecified wristBillableM06.34Rheumatoid nodule, handNon-BillableM06.341Rheumatoid nodule, right handBillableM06.342Rheumatoid nodule, left handBillableM06.349Rheumatoid nodule, unspecified handBillableM06.35Rheumatoid nodule, hipNon-BillableM06.351Rheumatoid nodule, right hipBillableM06.352Rheumatoid nodule, left hipBillableM06.359Rheumatoid nodule, unspecified hipBillableM06.36Rheumatoid nodule, kneeNon-BillableM06.361Rheumatoid nodule, right kneeBillableM06.362Rheumatoid nodule, left kneeBillableM06.369Rheumatoid nodule, unspecified kneeBillableM06.37Rheumatoid nodule, ankle and footNon-BillableM06.371Rheumatoid nodule, right ankle and footBillableM06.372Rheumatoid nodule, left ankle and footBillableM06.379Rheumatoid nodule, unspecified ankle and footBillableM06.38Rheumatoid nodule, vertebraeBillableM06.39Rheumatoid nodule, multiple sitesBillable
Related Codes

Frequently Asked Questions

Is M06.3 a billable ICD-10-CM code?

No, M06.3 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does M06.3 mean?

M06.3 is the ICD-10-CM diagnosis code for "Rheumatoid nodule". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of M06.3?

The parent code of M06.3 is M06 ("Other rheumatoid arthritis"). M06.3 provides a more specific classification within this category.

What section is M06.3 in?

M06.3 is located in Section M05-M14 — "Inflammatory polyarthropathies" within Chapter 13 of the ICD-10-CM Tabular List.

What are the sub-codes of M06.3?

M06.3 has 10 sub-code(s) that provide more specific detail: M06.30, M06.31, M06.32, M06.33, M06.34 and more.

When should I use M06.3?

Use M06.3 when the patients documented diagnosis matches "Rheumatoid nodule" 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 Rheumatoid nodule?

The ICD-10-CM code for Rheumatoid nodule is M06.3.

Can M06.3 be used for primary diagnosis?

No, M06.3 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is M06.3 in?

M06.3 is in Chapter 13 of the ICD-10-CM Tabular List.

Is M06.3 valid for 2026?

Yes, M06.3 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousM06.29Rheumatoid bursitis, multiple sitesNext →M06.30Rheumatoid nodule, unspecified site
Code Details
M06.3
Rheumatoid nodule
Non-Billable / Non-Specific Code
13 — Diseases of the musculoskeletal system and connective tissue (M00-M99)
M05-M14 — Inflammatory polyarthropathies
2026 ICD-10-CM