ICD-10-CM Codes
M00-M99 Diseases of the musculoskeletal system and connective tissue
M65-M67 Disorders of synovium and tendon
M65- Synovitis and tenosynovitis
2021 ICD-10-CM Diagnosis Code M65.87

2021 ICD-10-CM Diagnosis Code M65.87

Other synovitis and tenosynovitis, ankle and foot

2016

2017

2018

2019

2020

2021

Non-Billable/Non-Specific Code

M65.87 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
The 2021 edition of ICD-10-CM M65.87 became effective on October 1, 2020.
This is the American ICD-10-CM version of M65.87 - other international versions of ICD-10 M65.87 may differ.

The following code(s) above M65.87 contain annotation back-references

Annotation Back-References

In this context, annotation back-references refer to codes that contain:

Applicable To annotations, or
Code Also annotations, or
Code First annotations, or
Excludes1 annotations, or
Excludes2 annotations, or
Includes annotations, or
Note annotations, or
Use Additional annotations

that may be applicable to M65.87:

M00-M99
2021 ICD-10-CM Range M00-M99
Diseases of the musculoskeletal system and connective tissue
Note
- Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
Type 2 Excludes
- arthropathic psoriasis (L40.5-)
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- compartment syndrome (traumatic) (T79.A-)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Diseases of the musculoskeletal system and connective tissue
M65
ICD-10-CM Diagnosis Code M65
Synovitis and tenosynovitis
Type 1 Excludes
- chronic crepitant synovitis of hand and wrist (M70.0-)
- current injury - see injury of ligament or tendon by body region
- soft tissue disorders related to use, overuse and pressure (M70.-)
Synovitis and tenosynovitis

Code History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change

Diagnosis Index entries containing back-references to M65.87:

Tenosynovitis M65.9
- see also Synovitis
ICD-10-CM Diagnosis Code M65.9
Synovitis and tenosynovitis, unspecified
- specified type NEC M65.88
  ICD-10-CM Diagnosis Code M65.88
  Other synovitis and tenosynovitis, other site
  2016 2017 2018 2019 2020 2021 Billable/Specific Code
  - ankle M65.87-
  - foot M65.87-

ICD-10-CM Codes Adjacent To M65.87

M65.842 Other synovitis and tenosynovitis, left hand

M65.849 Other synovitis and tenosynovitis, unspecified hand

M65.85 Other synovitis and tenosynovitis, thigh

M65.851 Other synovitis and tenosynovitis, right thigh

M65.852 Other synovitis and tenosynovitis, left thigh

M65.859 Other synovitis and tenosynovitis, unspecified thigh

M65.86 Other synovitis and tenosynovitis, lower leg

M65.861 Other synovitis and tenosynovitis, right lower leg

M65.862 Other synovitis and tenosynovitis, left lower leg

M65.869 Other synovitis and tenosynovitis, unspecified lower leg

M65.87 Other synovitis and tenosynovitis, ankle and foot

M65.871 Other synovitis and tenosynovitis, right ankle and foot

M65.872 Other synovitis and tenosynovitis, left ankle and foot

M65.879 Other synovitis and tenosynovitis, unspecified ankle and foot

M65.88 …… other site

M65.89 …… multiple sites

M65.9 Synovitis and tenosynovitis, unspecified

M66 Spontaneous rupture of synovium and tendon

M66.0 Rupture of popliteal cyst

M66.1 Rupture of synovium

M66.10 …… unspecified joint

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

2021 ICD-10-CM Diagnosis Code M65.87

Other synovitis and tenosynovitis, ankle and foot

Diseases of the musculoskeletal system and connective tissue

Synovitis and tenosynovitis

Synovitis and tenosynovitis, unspecified

Other synovitis and tenosynovitis, other site