M77 ICD-10-CM Code: Other enthesopathies
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
M77Other enthesopathies
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where M77 sits
- 1
Chapter 13
Diseases of the musculoskeletal system and connective tissue (M00-M99)
- 2
Section
Other soft tissue disorders (M70-M79)
- 3
Category M77
Other enthesopathies
- 4
Code M77
Other enthesopathies
More specific choices
Codes under M77
M77 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for M77.
Code first
No “code first” instruction is listed for M77.
Use additional code
No “use additional code” instruction is listed for M77.
Excludes1
Conditions that should not be reported together with this code.
- bursitis NOS (M71.9-)
Excludes2
Conditions not included here that may be reported separately when present.
- bursitis due to use, overuse and pressure (M70.-)
- osteophyte (M25.7)
- spinal enthesopathy (M46.0-)
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code M77 mean?
M77 is the FY 2027 U.S. ICD-10-CM code for “Other enthesopathies.”
Is M77 a billable or specific ICD-10-CM code?
No. M77 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is M77 located in ICD-10-CM?
M77 is listed in Chapter 13, Diseases of the musculoskeletal system and connective tissue (M00-M99), within Other soft tissue disorders (M70-M79) (M70–M79), under category M77, Other enthesopathies.
What coding notes are listed for M77?
No inclusion terms are listed for M77 in this reference record. No code-first instruction is listed. Excludes1 notes: bursitis NOS (M71.9-). Excludes2 notes: bursitis due to use, overuse and pressure (M70.-); osteophyte (M25.7); spinal enthesopathy (M46.0-).
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