M67
Non-Billable

Other disorders of synovium and tendon

Non-Billable / Non-Specific Code

What is Other disorders of synovium and tendon?

ICD-10-CM M67 is the diagnosis code for Other disorders of synovium and tendon. 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.

⛔ Excludes1

Coding Guidelines for M67

⛔ Type 1 Excludes (Never code together)

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

  • palmar fascial fibromatosis [Dupuytren] (M72.0)
  • tendinitis NOS (M77.9-)
  • xanthomatosis localized to tendons (E78.2)

ICD-10-CM Code Hierarchy

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

Sub-Codes 7 entries
M67.0Short Achilles tendon (acquired)Non-BillableM67.00Short Achilles tendon (acquired), unspecified ankleBillableM67.01Short Achilles tendon (acquired), right ankleBillableM67.02Short Achilles tendon (acquired), left ankleBillableM67.2Synovial hypertrophy, not elsewhere classifiedNon-BillableM67.20Synovial hypertrophy, not elsewhere classified, unspecified siteBillableM67.21Synovial hypertrophy, not elsewhere classified, shoulderNon-BillableM67.211Synovial hypertrophy, not elsewhere classified, right shoulderBillableM67.212Synovial hypertrophy, not elsewhere classified, left shoulderBillableM67.219Synovial hypertrophy, not elsewhere classified, unspecified shoulderBillableM67.22Synovial hypertrophy, not elsewhere classified, upper armNon-BillableM67.221Synovial hypertrophy, not elsewhere classified, right upper armBillableM67.222Synovial hypertrophy, not elsewhere classified, left upper armBillableM67.229Synovial hypertrophy, not elsewhere classified, unspecified upper armBillableM67.23Synovial hypertrophy, not elsewhere classified, forearmNon-BillableM67.231Synovial hypertrophy, not elsewhere classified, right forearmBillableM67.232Synovial hypertrophy, not elsewhere classified, left forearmBillableM67.239Synovial hypertrophy, not elsewhere classified, unspecified forearmBillableM67.24Synovial hypertrophy, not elsewhere classified, handNon-BillableM67.241Synovial hypertrophy, not elsewhere classified, right handBillableM67.242Synovial hypertrophy, not elsewhere classified, left handBillableM67.249Synovial hypertrophy, not elsewhere classified, unspecified handBillableM67.25Synovial hypertrophy, not elsewhere classified, thighNon-BillableM67.251Synovial hypertrophy, not elsewhere classified, right thighBillableM67.252Synovial hypertrophy, not elsewhere classified, left thighBillableM67.259Synovial hypertrophy, not elsewhere classified, unspecified thighBillableM67.26Synovial hypertrophy, not elsewhere classified, lower legNon-BillableM67.261Synovial hypertrophy, not elsewhere classified, right lower legBillableM67.262Synovial hypertrophy, not elsewhere classified, left lower legBillableM67.269Synovial hypertrophy, not elsewhere classified, unspecified lower legBillableM67.27Synovial hypertrophy, not elsewhere classified, ankle and footNon-BillableM67.271Synovial hypertrophy, not elsewhere classified, right ankle and footBillableM67.272Synovial hypertrophy, not elsewhere classified, left ankle and footBillableM67.279Synovial hypertrophy, not elsewhere classified, unspecified ankle and footBillableM67.28Synovial hypertrophy, not elsewhere classified, other siteBillableM67.29Synovial hypertrophy, not elsewhere classified, multiple sitesBillableM67.3Transient synovitisNon-BillableM67.30Transient 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 sitesBillableM67.4GanglionNon-BillableM67.40Ganglion, unspecified siteBillableM67.41Ganglion, shoulderNon-BillableM67.411Ganglion, right shoulderBillableM67.412Ganglion, left shoulderBillableM67.419Ganglion, unspecified shoulderBillableM67.42Ganglion, elbowNon-BillableM67.421Ganglion, right elbowBillableM67.422Ganglion, left elbowBillableM67.429Ganglion, unspecified elbowBillableM67.43Ganglion, wristNon-BillableM67.431Ganglion, right wristBillableM67.432Ganglion, left wristBillableM67.439Ganglion, unspecified wristBillableM67.44Ganglion, handNon-BillableM67.441Ganglion, right handBillableM67.442Ganglion, left handBillableM67.449Ganglion, unspecified handBillableM67.45Ganglion, hipNon-BillableM67.451Ganglion, right hipBillableM67.452Ganglion, left hipBillableM67.459Ganglion, unspecified hipBillableM67.46Ganglion, kneeNon-BillableM67.461Ganglion, right kneeBillableM67.462Ganglion, left kneeBillableM67.469Ganglion, unspecified kneeBillableM67.47Ganglion, ankle and footNon-BillableM67.471Ganglion, right ankle and footBillableM67.472Ganglion, left ankle and footBillableM67.479Ganglion, unspecified ankle and footBillableM67.48Ganglion, other siteBillableM67.49Ganglion, multiple sitesBillableM67.5Plica syndromeNon-BillableM67.50Plica syndrome, unspecified kneeBillableM67.51Plica syndrome, right kneeBillableM67.52Plica syndrome, left kneeBillableM67.8Other specified disorders of synovium and tendonNon-BillableM67.80Other specified disorders of synovium and tendon, unspecified siteBillableM67.81Other specified disorders of synovium and tendon, shoulderNon-BillableM67.811Other specified disorders of synovium, right shoulderBillableM67.812Other specified disorders of synovium, left shoulderBillableM67.813Other specified disorders of tendon, right shoulderBillableM67.814Other specified disorders of tendon, left shoulderBillableM67.819Other specified disorders of synovium and tendon, unspecified shoulderBillableM67.82Other specified disorders of synovium and tendon, elbowNon-BillableM67.821Other specified disorders of synovium, right elbowBillableM67.822Other specified disorders of synovium, left elbowBillableM67.823Other specified disorders of tendon, right elbowBillableM67.824Other specified disorders of tendon, left elbowBillableM67.829Other specified disorders of synovium and tendon, unspecified elbowBillableM67.83Other specified disorders of synovium and tendon, wristNon-BillableM67.831Other specified disorders of synovium, right wristBillableM67.832Other specified disorders of synovium, left wristBillableM67.833Other specified disorders of tendon, right wristBillableM67.834Other specified disorders of tendon, left wristBillableM67.839Other specified disorders of synovium and tendon, unspecified wristBillableM67.84Other specified disorders of synovium and tendon, handNon-BillableM67.841Other specified disorders of synovium, right handBillableM67.842Other specified disorders of synovium, left handBillableM67.843Other specified disorders of tendon, right handBillableM67.844Other specified disorders of tendon, left handBillableM67.849Other specified disorders of synovium and tendon, unspecified handBillableM67.85Other specified disorders of synovium and tendon, hipNon-BillableM67.851Other specified disorders of synovium, right hipBillableM67.852Other specified disorders of synovium, left hipBillableM67.853Other specified disorders of tendon, right hipBillableM67.854Other specified disorders of tendon, left hipBillableM67.859Other specified disorders of synovium and tendon, unspecified hipBillableM67.86Other specified disorders of synovium and tendon, kneeNon-BillableM67.861Other specified disorders of synovium, right kneeBillableM67.862Other specified disorders of synovium, left kneeBillableM67.863Other specified disorders of tendon, right kneeBillableM67.864Other specified disorders of tendon, left kneeBillableM67.869Other specified disorders of synovium and tendon, unspecified kneeBillableM67.87Other specified disorders of synovium and tendon, ankle and footNon-BillableM67.871Other specified disorders of synovium, right ankle and footBillableM67.872Other specified disorders of synovium, left ankle and footBillableM67.873Other specified disorders of tendon, right ankle and footBillableM67.874Other specified disorders of tendon, left ankle and footBillableM67.879Other specified disorders of synovium and tendon, unspecified ankle and footBillableM67.88Other specified disorders of synovium and tendon, other siteBillableM67.89Other specified disorders of synovium and tendon, multiple sitesBillableM67.9Unspecified disorder of synovium and tendonNon-BillableM67.90Unspecified disorder of synovium and tendon, unspecified siteBillableM67.91Unspecified disorder of synovium and tendon, shoulderNon-BillableM67.911Unspecified disorder of synovium and tendon, right shoulderBillableM67.912Unspecified disorder of synovium and tendon, left shoulderBillableM67.919Unspecified disorder of synovium and tendon, unspecified shoulderBillableM67.92Unspecified disorder of synovium and tendon, upper armNon-BillableM67.921Unspecified disorder of synovium and tendon, right upper armBillableM67.922Unspecified disorder of synovium and tendon, left upper armBillableM67.929Unspecified disorder of synovium and tendon, unspecified upper armBillableM67.93Unspecified disorder of synovium and tendon, forearmNon-BillableM67.931Unspecified disorder of synovium and tendon, right forearmBillableM67.932Unspecified disorder of synovium and tendon, left forearmBillableM67.939Unspecified disorder of synovium and tendon, unspecified forearmBillableM67.94Unspecified disorder of synovium and tendon, handNon-BillableM67.941Unspecified disorder of synovium and tendon, right handBillableM67.942Unspecified disorder of synovium and tendon, left handBillableM67.949Unspecified disorder of synovium and tendon, unspecified handBillableM67.95Unspecified disorder of synovium and tendon, thighNon-BillableM67.951Unspecified disorder of synovium and tendon, right thighBillableM67.952Unspecified disorder of synovium and tendon, left thighBillableM67.959Unspecified disorder of synovium and tendon, unspecified thighBillableM67.96Unspecified disorder of synovium and tendon, lower legNon-BillableM67.961Unspecified disorder of synovium and tendon, right lower legBillableM67.962Unspecified disorder of synovium and tendon, left lower legBillableM67.969Unspecified disorder of synovium and tendon, unspecified lower legBillableM67.97Unspecified disorder of synovium and tendon, ankle and footNon-BillableM67.971Unspecified disorder of synovium and tendon, right ankle and footBillableM67.972Unspecified disorder of synovium and tendon, left ankle and footBillableM67.979Unspecified disorder of synovium and tendon, unspecified ankle and footBillableM67.98Unspecified disorder of synovium and tendon, other siteBillableM67.99Unspecified disorder of synovium and tendon, multiple sitesBillable
Related Codes

Frequently Asked Questions

Is M67 a billable ICD-10-CM code?

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

What does M67 mean?

M67 is the ICD-10-CM diagnosis code for "Other disorders of synovium and tendon". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is M67 in?

M67 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?

M67 has 7 sub-code(s) that provide more specific detail: M67.0, M67.2, M67.3, M67.4, M67.5 and more.

When should I use M67?

Use M67 when the patients documented diagnosis matches "Other disorders of synovium and tendon" 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 Other disorders of synovium and tendon?

The ICD-10-CM code for Other disorders of synovium and tendon is M67.

Can M67 be used for primary diagnosis?

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

What chapter is M67 in?

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

What conditions are excluded from M67?

Type 1 Excludes for M67 include: palmar fascial fibromatosis [Dupuytren] (M72.0); tendinitis NOS (M77.9-); xanthomatosis localized to tendons (E78.2).

Is M67 valid for 2026?

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

See Also

← PreviousM66.9Spontaneous rupture of unspecified tendonNext →M67.0Short Achilles tendon (acquired)
Code Details
M67
Other disorders of synovium and tendon
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