ICD-10-CM Code M21.929

Unspecified acquired deformity of unspecified upper arm

Version 2020 Billable Code

Valid for Submission

M21.929 is a billable code used to specify a medical diagnosis of unspecified acquired deformity of unspecified upper arm. The code is valid for the year 2020 for the submission of HIPAA-covered transactions. The ICD-10-CM code M21.929 might also be used to specify conditions or terms like acquired deformity of elbow, acquired deformity of shoulder, acquired deformity of upper arm, acquired deformity of upper limb, deformity of humerus, elbow joint deformity, etc

ICD-10:M21.929
Short Description:Unspecified acquired deformity of unspecified upper arm
Long Description:Unspecified acquired deformity of unspecified upper arm

Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

  • Acquired deformity of elbow
  • Acquired deformity of shoulder
  • Acquired deformity of upper arm
  • Acquired deformity of upper limb
  • Deformity of humerus
  • Elbow joint deformity
  • Shoulder joint deformity

Diagnostic Related Groups

The ICD-10 code M21.929 is grouped in the following groups for version MS-DRG V37.0 What are Diagnostic Related Groups?
The Diagnostic Related Groups (DRGs) are a patient classification scheme which provides a means of relating the type of patients a hospital treats. The DRGs divides all possible principal diagnoses into mutually exclusive principal diagnosis areas referred to as Major Diagnostic Categories (MDC).
applicable from 10/01/2019 through 09/30/2020.

  • 564 - OTHER MUSCULOSKELETAL SYSTEM AND CONNECTIVE TISSUE DIAGNOSES WITH MCC
  • 565 - OTHER MUSCULOSKELETAL SYSTEM AND CONNECTIVE TISSUE DIAGNOSES WITH CC
  • 566 - OTHER MUSCULOSKELETAL SYSTEM AND CONNECTIVE TISSUE DIAGNOSES WITHOUT CC/MCC

Convert M21.929 to ICD-9

  • 736.89 - Oth acq limb deformity (Approximate Flag)

Code Classification

  • Diseases of the musculoskeletal system and connective tissue (M00–M99)
    • Other joint disorders (M20-M25)
      • Other acquired deformities of limbs (M21)

Code History

  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016
    (First year ICD-10-CM implemented into the HIPAA code set)
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020

Information for Patients


Arm Injuries and Disorders

Of the 206 bones in your body, three of them are in your arm: the humerus, radius, and ulna. Your arms are also made up of muscles, joints, tendons, and other connective tissue. Injuries to any of these parts of the arm can occur during sports, a fall, or an accident.

Types of arm injuries include

  • Tendinitis and bursitis
  • Sprains
  • Dislocations
  • Broken bones
  • Nerve problems
  • Osteoarthritis

You may also have problems or injure specific parts of your arm, such as your hand, wrist, elbow, or shoulder.


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