M21.90 - Unspecified acquired deformity of unspecified limb
ICD-10: | M21.90 |
Short Description: | Unspecified acquired deformity of unspecified limb |
Long Description: | Unspecified acquired deformity of unspecified limb |
Status: | Valid for Submission |
Version: | ICD-10-CM 2023 |
Code Classification: |
M21.90 is a billable ICD-10 code used to specify a medical diagnosis of unspecified acquired deformity of unspecified limb. The code is valid during the fiscal year 2023 from October 01, 2022 through September 30, 2023 for the submission of HIPAA-covered transactions.
Unspecified diagnosis codes like M21.90 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.
Approximate Synonyms
The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:
- Acquired deformity of joint of lower limb
- Acquired deformity of joint of upper limb
- Acquired deformity of limb
- Acquired deformity of lower limb
- Acquired deformity of the wrist / hand
- Acquired deformity of upper limb
- Angulation deformity of lower limb
- Deformity of fibrous joint
- Deformity of limb
- Deformity of lower limb
- Deformity of upper limb
- Joint deformity
- Joint deviation
- Multiple joint deformity
Index to Diseases and Injuries References
The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for this diagnosis code are found in the injuries and diseases index:
- - Deformity - Q89.9
- - joint (acquired) NEC - M21.90
- - limb (acquired) - M21.90
Convert to ICD-9 Code
Source ICD-10 Code | Target ICD-9 Code | |
---|---|---|
M21.90 | 736.9 - Acq limb deformity NOS | |
Approximate Flag - The approximate mapping means there is not an exact match between the ICD-10 and ICD-9 codes and the mapped code is not a precise representation of the original code. |
Code History
- FY 2023 - No Change, effective from 10/1/2022 through 9/30/2023
- FY 2022 - No Change, effective from 10/1/2021 through 9/30/2022
- 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)