2021 ICD-10-CM Code S88.021A

Partial traumatic amputation at knee level, right lower leg, initial encounter

Version 2021
Billable Code
7th Character Code
Initial Code
MS-DRG Mapping

Valid for Submission

S88.021A is a billable diagnosis code used to specify a medical diagnosis of partial traumatic amputation at knee level, right lower leg, initial encounter. The code S88.021A is valid during the fiscal year 2021 from October 01, 2020 through September 30, 2021 for the submission of HIPAA-covered transactions.

S88.021A is an initial encounter code, includes a 7th character and should be used while the patient is receiving active treatment for a condition like partial traumatic amputation at knee level right lower leg. According to ICD-10-CM Guidelines an "initial encounter" doesn't necessarily means "initial visit". The 7th character should be used when the patient is undergoing active treatment regardless if new or different providers saw the patient over the course of a treatment. The appropriate 7th character codes should also be used even if the patient delayed seeking treatment for a condition.

ICD-10:S88.021A
Short Description:Partial traumatic amputation at knee level, r low leg, init
Long Description:Partial traumatic amputation at knee level, right lower leg, initial encounter

Code Classification

Convert S88.021A to ICD-9 Code

The General Equivalency Mapping (GEM) crosswalk indicates an approximate mapping between the ICD-10 code S88.021A 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


Limb Loss

People can lose all or part of an arm or leg for a number of reasons. Common ones include

Some amputees have phantom pain, which is the feeling of pain in the missing limb. Other physical problems include surgical complications and skin problems, if you wear an artificial limb. Many amputees use an artificial limb. Learning how to use it takes time. Physical therapy can help you adapt.

Recovery from the loss of a limb can be hard. Sadness, anger, and frustration are common. If you are having a tough time, talk to your doctor. Treatment with medicine or counseling can help.


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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)