2020 ICD-10-CM Diagnosis Code M65.021

Abscess of tendon sheath, right upper arm

    2016 2017 2018 2019 2020 Billable/Specific Code
  • M65.021 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM M65.021 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of M65.021 - other international versions of ICD-10 M65.021 may differ.
The following code(s) above M65.021 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 M65.021:
  • M00-M99
    2020 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

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    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
  • M65.0
    ICD-10-CM Diagnosis Code M65.0

    Abscess of tendon sheath

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Use Additional
    • code (B95-B96) to identify bacterial agent.
    Abscess of tendon sheath
Approximate Synonyms
  • Abscess of tendon sheath of right upper arm
  • Tendon sheath abscess of bilateral upper arms
  • Tendon sheath abscess of right upper arm
ICD-10-CM M65.021 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 557 Tendonitis, myositis and bursitis with mcc
  • 558 Tendonitis, myositis and bursitis without mcc

Convert M65.021 to ICD-9-CM

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
ICD-10-CM Codes Adjacent To M65.021
M63.88 …… other site
M63.89 …… multiple sites
M65 Synovitis and tenosynovitis
M65.0 Abscess of tendon sheath
M65.00 …… unspecified site
M65.01 Abscess of tendon sheath, shoulder
M65.011 Abscess of tendon sheath, right shoulder
M65.012 Abscess of tendon sheath, left shoulder
M65.019 Abscess of tendon sheath, unspecified shoulder
M65.02 Abscess of tendon sheath, upper arm
M65.021 Abscess of tendon sheath, right upper arm
M65.022 Abscess of tendon sheath, left upper arm
M65.029 Abscess of tendon sheath, unspecified upper arm
M65.03 Abscess of tendon sheath, forearm
M65.031 Abscess of tendon sheath, right forearm
M65.032 Abscess of tendon sheath, left forearm
M65.039 Abscess of tendon sheath, unspecified forearm
M65.04 Abscess of tendon sheath, hand
M65.041 Abscess of tendon sheath, right hand
M65.042 Abscess of tendon sheath, left hand
M65.049 Abscess of tendon sheath, unspecified hand

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