M67.3
Non-Billable

Transient synovitis

Non-Billable / Non-Specific Code

What is Transient synovitis?

ICD-10-CM M67.3 is the diagnosis code for Transient synovitis. This code falls under the section "Disorders of synovium and tendon" 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.

💡 Inclusions
⛔ Excludes1

Coding Guidelines for M67.3

✅ This Code Includes

  • Toxic synovitis

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as M67.3. They are mutually exclusive:

  • palindromic rheumatism (M12.3-)

ICD-10-CM Code Hierarchy

Understanding where M67.3 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 10 entries
M67.30Transient synovitis, unspecified siteBillableM67.31Transient synovitis, shoulderNon-BillableM67.311Transient synovitis, right shoulderBillableM67.312Transient synovitis, left shoulderBillableM67.319Transient synovitis, unspecified shoulderBillableM67.32Transient synovitis, elbowNon-BillableM67.321Transient synovitis, right elbowBillableM67.322Transient synovitis, left elbowBillableM67.329Transient synovitis, unspecified elbowBillableM67.33Transient synovitis, wristNon-BillableM67.331Transient synovitis, right wristBillableM67.332Transient synovitis, left wristBillableM67.339Transient synovitis, unspecified wristBillableM67.34Transient synovitis, handNon-BillableM67.341Transient synovitis, right handBillableM67.342Transient synovitis, left handBillableM67.349Transient synovitis, unspecified handBillableM67.35Transient synovitis, hipNon-BillableM67.351Transient synovitis, right hipBillableM67.352Transient synovitis, left hipBillableM67.359Transient synovitis, unspecified hipBillableM67.36Transient synovitis, kneeNon-BillableM67.361Transient synovitis, right kneeBillableM67.362Transient synovitis, left kneeBillableM67.369Transient synovitis, unspecified kneeBillableM67.37Transient synovitis, ankle and footNon-BillableM67.371Transient synovitis, right ankle and footBillableM67.372Transient synovitis, left ankle and footBillableM67.379Transient synovitis, unspecified ankle and footBillableM67.38Transient synovitis, other siteBillableM67.39Transient synovitis, multiple sitesBillable
Related Codes

Frequently Asked Questions

Is M67.3 a billable ICD-10-CM code?

No, M67.3 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does M67.3 mean?

M67.3 is the ICD-10-CM diagnosis code for "Transient synovitis". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of M67.3?

The parent code of M67.3 is M67 ("Other disorders of synovium and tendon"). M67.3 provides a more specific classification within this category.

What section is M67.3 in?

M67.3 is located in Section M65-M67 — "Disorders of synovium and tendon" within Chapter 13 of the ICD-10-CM Tabular List.

What are the sub-codes of M67.3?

M67.3 has 10 sub-code(s) that provide more specific detail: M67.30, M67.31, M67.32, M67.33, M67.34 and more.

When should I use M67.3?

Use M67.3 when the patients documented diagnosis matches "Transient synovitis" 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 Transient synovitis?

The ICD-10-CM code for Transient synovitis is M67.3.

Can M67.3 be used for primary diagnosis?

No, M67.3 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is M67.3 in?

M67.3 is in Chapter 13 of the ICD-10-CM Tabular List.

What conditions are excluded from M67.3?

Type 1 Excludes for M67.3 include: palindromic rheumatism (M12.3-).

Is M67.3 valid for 2026?

Yes, M67.3 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousM67.29Synovial hypertrophy, not elsewhere classified, multiple sitesNext →M67.30Transient synovitis, unspecified site
Code Details
M67.3
Transient synovitis
Non-Billable / Non-Specific Code
13 — Diseases of the musculoskeletal system and connective tissue (M00-M99)
M65-M67 — Disorders of synovium and tendon
2026 ICD-10-CM