M08.4
Non-Billable

Pauciarticular juvenile rheumatoid arthritis

Non-Billable / Non-Specific Code

What is Pauciarticular juvenile rheumatoid arthritis?

ICD-10-CM M08.4 is the diagnosis code for Pauciarticular juvenile rheumatoid arthritis. 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 M08.4

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 M08.4 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 10 entries
M08.40Pauciarticular juvenile rheumatoid arthritis, unspecified siteBillableM08.41Pauciarticular juvenile rheumatoid arthritis, shoulderNon-BillableM08.411Pauciarticular juvenile rheumatoid arthritis, right shoulderBillableM08.412Pauciarticular juvenile rheumatoid arthritis, left shoulderBillableM08.419Pauciarticular juvenile rheumatoid arthritis, unspecified shoulderBillableM08.42Pauciarticular juvenile rheumatoid arthritis, elbowNon-BillableM08.421Pauciarticular juvenile rheumatoid arthritis, right elbowBillableM08.422Pauciarticular juvenile rheumatoid arthritis, left elbowBillableM08.429Pauciarticular juvenile rheumatoid arthritis, unspecified elbowBillableM08.43Pauciarticular juvenile rheumatoid arthritis, wristNon-BillableM08.431Pauciarticular juvenile rheumatoid arthritis, right wristBillableM08.432Pauciarticular juvenile rheumatoid arthritis, left wristBillableM08.439Pauciarticular juvenile rheumatoid arthritis, unspecified wristBillableM08.44Pauciarticular juvenile rheumatoid arthritis, handNon-BillableM08.441Pauciarticular juvenile rheumatoid arthritis, right handBillableM08.442Pauciarticular juvenile rheumatoid arthritis, left handBillableM08.449Pauciarticular juvenile rheumatoid arthritis, unspecified handBillableM08.45Pauciarticular juvenile rheumatoid arthritis, hipNon-BillableM08.451Pauciarticular juvenile rheumatoid arthritis, right hipBillableM08.452Pauciarticular juvenile rheumatoid arthritis, left hipBillableM08.459Pauciarticular juvenile rheumatoid arthritis, unspecified hipBillableM08.46Pauciarticular juvenile rheumatoid arthritis, kneeNon-BillableM08.461Pauciarticular juvenile rheumatoid arthritis, right kneeBillableM08.462Pauciarticular juvenile rheumatoid arthritis, left kneeBillableM08.469Pauciarticular juvenile rheumatoid arthritis, unspecified kneeBillableM08.47Pauciarticular juvenile rheumatoid arthritis, ankle and footNon-BillableM08.471Pauciarticular juvenile rheumatoid arthritis, right ankle and footBillableM08.472Pauciarticular juvenile rheumatoid arthritis, left ankle and footBillableM08.479Pauciarticular juvenile rheumatoid arthritis, unspecified ankle and footBillableM08.48Pauciarticular juvenile rheumatoid arthritis, vertebraeBillableM08.4APauciarticular juvenile rheumatoid arthritis, other specified siteBillable
Related Codes

Frequently Asked Questions

Is M08.4 a billable ICD-10-CM code?

No, M08.4 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does M08.4 mean?

M08.4 is the ICD-10-CM diagnosis code for "Pauciarticular juvenile rheumatoid arthritis". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of M08.4?

The parent code of M08.4 is M08 ("Juvenile arthritis"). M08.4 provides a more specific classification within this category.

What section is M08.4 in?

M08.4 is located in Section M05-M14 — "Inflammatory polyarthropathies" within Chapter 13 of the ICD-10-CM Tabular List.

What are the sub-codes of M08.4?

M08.4 has 10 sub-code(s) that provide more specific detail: M08.40, M08.41, M08.42, M08.43, M08.44 and more.

When should I use M08.4?

Use M08.4 when the patients documented diagnosis matches "Pauciarticular juvenile rheumatoid arthritis" 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 Pauciarticular juvenile rheumatoid arthritis?

The ICD-10-CM code for Pauciarticular juvenile rheumatoid arthritis is M08.4.

Can M08.4 be used for primary diagnosis?

No, M08.4 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is M08.4 in?

M08.4 is in Chapter 13 of the ICD-10-CM Tabular List.

Is M08.4 valid for 2026?

Yes, M08.4 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousM08.3Juvenile rheumatoid polyarthritis (seronegative)Next →M08.40Pauciarticular juvenile rheumatoid arthritis, unspecified site
Code Details
M08.4
Pauciarticular juvenile rheumatoid arthritis
Non-Billable / Non-Specific Code
13 — Diseases of the musculoskeletal system and connective tissue (M00-M99)
M05-M14 — Inflammatory polyarthropathies
2026 ICD-10-CM