2021 ICD-10-CM Code M84.439P

Pathological fracture, unspecified ulna and radius, subsequent encounter for fracture with malunion

Version 2021
Billable Code
7th Character Code
Unspecified Code
Subsequent Code
MS-DRG Mapping

Valid for Submission

M84.439P is a billable diagnosis code used to specify a medical diagnosis of pathological fracture, unspecified ulna and radius, subsequent encounter for fracture with malunion. The code M84.439P is valid during the fiscal year 2021 from October 01, 2020 through September 30, 2021 for the submission of HIPAA-covered transactions.

The ICD-10-CM code M84.439P might also be used to specify conditions or terms like fracture of distal end of radius and ulna, pathological fracture - forearm, pathological fracture of distal radius, pathological fracture of distal radius and distal ulna, pathological fracture of distal ulna , pathological fracture of radius, etc.

M84.439P is a subsequent encounter code, includes a 7th character and should be used after the patient has completed active treatment for a condition like pathological fracture unspecified ulna and radius for fracture with malunion. According to ICD-10-CM Guidelines a "subsequent encounter" occurs when the patient is receiving routine care for the condition during the healing or recovery phase of treatment. Subsequent diagnosis codes are appropriate during the recovery phase, no matter how many times the patient has seen the provider for this condition. If the provider needs to adjust the patient's care plan due to a setback or other complication, the encounter becomes active again.

Unspecified diagnosis codes like M84.439P are acceptable when clinical information is unknown or not available about a particular condition. Although a more specific code is preferable, unspecified codes should be used when such codes most accurately reflect what is known about a patient's condition. Specific diagnosis codes should not be used if not supported by the patient's medical record.

ICD-10:M84.439P
Short Description:Path fracture, unsp ulna and radius, subs for fx w malunion
Long Description:Pathological fracture, unspecified ulna and radius, subsequent encounter for fracture with malunion

Code Classification

Approximate Synonyms

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

Convert M84.439P to ICD-9 Code

The General Equivalency Mapping (GEM) crosswalk indicates an approximate mapping between the ICD-10 code M84.439P its ICD-9 equivalent. The approximate mapping means there is not an exact match between the ICD-10 code and the ICD-9 code and the mapped code is not a precise representation of the original code.

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

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


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Fractures

Also called: Broken bone

A fracture is a break, usually in a bone. If the broken bone punctures the skin, it is called an open or compound fracture. Fractures commonly happen because of car accidents, falls, or sports injuries. Other causes are low bone density and osteoporosis, which cause weakening of the bones. Overuse can cause stress fractures, which are very small cracks in the bone.

Symptoms of a fracture are

You need to get medical care right away for any fracture. An x-ray can tell if your bone is broken. You may need to wear a cast or splint. Sometimes you need surgery to put in plates, pins or screws to keep the bone in place.


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Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)