2026 ICD-10-CM Diagnosis Code M67Other disorders of synovium and tendon

ICD-10-CM Codes›M00–M99›M65-M67›M67

ICD-10-CM M67
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

M67 is a non-billable ICD-10-CM category code for other disorders of synovium and tendon, so it cannot be submitted on claims. Use a more specific code from this category instead, such as M67.00, M67.01, M67.02, and M67.20.

Code Identity

ICD-10-CM Code
M67
Billable Status
No — Non-Billable Category
Code Describes
Other disorders of synovium and tendon
Short Description
Other disorders of synovium and tendon
Same as the full description in the CMS dataset.
Chapter
M65-M67
Disorders of synovium and tendon

Code Classification

ChapterM00–M99Diseases of the musculoskeletal system and connective tissue
SectionM65-M67Disorders of synovium and tendon
CategoryM67Other disorders of synovium and tendon
This CodeM67Other disorders of synovium and tendon

Specific Coding for Other disorders of synovium and tendonOverview

Non-specific codes like M67 require more characters. Use one of these billable codes instead:

  • M67.0 for Short Achilles tendon (acquired)

  • Use M67.00 for Short Achilles tendon (acquired), unspecified ankle

  • Use M67.01 for Short Achilles tendon (acquired), right ankle

  • Use M67.02 for Short Achilles tendon (acquired), left ankle

  • M67.2 for Synovial hypertrophy, not elsewhere classified

  • Use M67.20 for Synovial hypertrophy, not elsewhere classified, unspecified site

  • M67.21 for Synovial hypertrophy, not elsewhere classified, shoulder

  • M67.22 for Synovial hypertrophy, not elsewhere classified, upper arm

  • M67.23 for Synovial hypertrophy, not elsewhere classified, forearm

  • M67.24 for Synovial hypertrophy, not elsewhere classified, hand

  • M67.25 for Synovial hypertrophy, not elsewhere classified, thigh

  • M67.26 for Synovial hypertrophy, not elsewhere classified, lower leg

  • M67.27 for Synovial hypertrophy, not elsewhere classified, ankle and foot

  • Use M67.28 for Synovial hypertrophy, not elsewhere classified, other site

  • Use M67.29 for Synovial hypertrophy, not elsewhere classified, multiple sites

  • M67.3 for Transient synovitis

  • Use M67.30 for Transient synovitis, unspecified site

  • M67.31 for Transient synovitis, shoulder

  • M67.32 for Transient synovitis, elbow

  • M67.33 for Transient synovitis, wrist

  • M67.34 for Transient synovitis, hand

  • M67.35 for Transient synovitis, hip

  • M67.36 for Transient synovitis, knee

  • M67.37 for Transient synovitis, ankle and foot

  • Use M67.38 for Transient synovitis, other site

  • Use M67.39 for Transient synovitis, multiple sites

  • M67.4 for Ganglion

  • Use M67.40 for Ganglion, unspecified site

  • M67.41 for Ganglion, shoulder

  • M67.42 for Ganglion, elbow

  • M67.43 for Ganglion, wrist

  • M67.44 for Ganglion, hand

  • M67.45 for Ganglion, hip

  • M67.46 for Ganglion, knee

  • M67.47 for Ganglion, ankle and foot

  • Use M67.48 for Ganglion, other site

  • Use M67.49 for Ganglion, multiple sites

  • M67.5 for Plica syndrome

  • Use M67.50 for Plica syndrome, unspecified knee

  • Use M67.51 for Plica syndrome, right knee

  • Use M67.52 for Plica syndrome, left knee

  • M67.8 for Other specified disorders of synovium and tendon

  • Use M67.80 for Other specified disorders of synovium and tendon, unspecified site

  • M67.81 for Other specified disorders of synovium and tendon, shoulder

  • M67.82 for Other specified disorders of synovium and tendon, elbow

  • M67.83 for Other specified disorders of synovium and tendon, wrist

  • M67.84 for Other specified disorders of synovium and tendon, hand

  • M67.85 for Other specified disorders of synovium and tendon, hip

  • M67.86 for Other specified disorders of synovium and tendon, knee

  • M67.87 for Other specified disorders of synovium and tendon, ankle and foot

  • Use M67.88 for Other specified disorders of synovium and tendon, other site

  • Use M67.89 for Other specified disorders of synovium and tendon, multiple sites

  • M67.9 for Unspecified disorder of synovium and tendon

  • Use M67.90 for Unspecified disorder of synovium and tendon, unspecified site

  • M67.91 for Unspecified disorder of synovium and tendon, shoulder

  • M67.92 for Unspecified disorder of synovium and tendon, upper arm

  • M67.93 for Unspecified disorder of synovium and tendon, forearm

  • M67.94 for Unspecified disorder of synovium and tendon, hand

  • M67.95 for Unspecified disorder of synovium and tendon, thigh

  • M67.96 for Unspecified disorder of synovium and tendon, lower leg

  • M67.97 for Unspecified disorder of synovium and tendon, ankle and foot

  • Use M67.98 for Unspecified disorder of synovium and tendon, other site

  • Use M67.99 for Unspecified disorder of synovium and tendon, multiple sites

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Type 1 Excludes

  • palmar fascial fibromatosis Dupuytren M72.0
  • tendinitis NOS M77.9
  • xanthomatosis localized to tendons E78.2

Patient EducationClinical

Joint Disorders

Your joints are places where two or more bones come together. Your shoulders, elbows, hips, knees, and knuckles are all joints. Your spine has joints, too.

The full article covers:

  • What are joints?
  • What are joint disorders?
  • What diseases can affect the joints?
  • What types of joint disorders happen from sudden injuries?
  • What types of joint disorders happen from overuse?
  • How can I keep my joints healthy?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About M67Overview

Is M67 (Other disorders of synovium and tendon) a billable code?

No. This is a category header that groups the codes for other disorders of synovium and tendon, and headers cannot be submitted on claims. Claims for other disorders of synovium and tendon need a more specific code from this category, such as M67.00, M67.01, and M67.02.