ICD-10-CM Codes
L00-L99
L80-L99
L97-
2023 ICD-10-CM Diagnosis Code L97.9

2023 ICD-10-CM Diagnosis Code L97.9

Non-pressure chronic ulcer of unspecified part of lower leg

2016

2017

2018

2019

2020

2021

2022

2023

Non-Billable/Non-Specific Code

L97.9 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
The 2023 edition of ICD-10-CM L97.9 became effective on October 1, 2022.
This is the American ICD-10-CM version of L97.9 - other international versions of ICD-10 L97.9 may differ.

The following code(s) above L97.9 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 L97.9:

L00-L99
2023 ICD-10-CM Range L00-L99
Diseases of the skin and subcutaneous tissue
Type 2 Excludes
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- lipomelanotic reticulosis (I89.8)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- systemic connective tissue disorders (M30-M36)
- viral warts (B07.-)
Diseases of the skin and subcutaneous tissue
L97
ICD-10-CM Diagnosis Code L97
Non-pressure chronic ulcer of lower limb, not elsewhere classified
Code First
- any associated underlying condition, such as:
- any associated gangrene (I96)
- atherosclerosis of the lower extremities (I70.23-, I70.24-, I70.33-, I70.34-, I70.43-, I70.44-, I70.53-, I70.54-, I70.63-, I70.64-, I70.73-, I70.74-)
- chronic venous hypertension (I87.31-, I87.33-)
- diabetic ulcers (E08.621, E08.622, E09.621, E09.622, E10.621, E10.622, E11.621, E11.622, E13.621, E13.622)
- postphlebitic syndrome (I87.01-, I87.03-)
- postthrombotic syndrome (I87.01-, I87.03-)
- varicose ulcer (I83.0-, I83.2-)
Includes
- chronic ulcer of skin of lower limb NOS
- non-healing ulcer of skin
- non-infected sinus of skin
- trophic ulcer NOS
- tropical ulcer NOS
- ulcer of skin of lower limb NOS
Type 2 Excludes
- pressure ulcer (pressure area) (L89.-)
- skin infections (L00-L08)
- specific infections classified to A00-B99
Non-pressure chronic ulcer of lower limb, not elsewhere classified

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
2021 (effective 10/1/2020): No change
2022 (effective 10/1/2021): No change
2023 (effective 10/1/2022): No change

Code annotations containing back-references to L97.9:

Use Additional: E08.622
, E09.622
, E10.622
, E11.622
, E13.622

ICD-10-CM Diagnosis Code E08.622
Diabetes mellitus due to underlying condition with other skin ulcer
Use Additional
- code to identify site of ulcer (L97.1-L97.9, L98.41-L98.49)
ICD-10-CM Diagnosis Code E09.622
Drug or chemical induced diabetes mellitus with other skin ulcer
Use Additional
- code to identify site of ulcer (L97.1-L97.9, L98.41-L98.49)
ICD-10-CM Diagnosis Code E10.622
Type 1 diabetes mellitus with other skin ulcer
Use Additional
- code to identify site of ulcer (L97.1-L97.9, L98.41-L98.49)
ICD-10-CM Diagnosis Code E11.622
Type 2 diabetes mellitus with other skin ulcer
Use Additional
- code to identify site of ulcer (L97.1-L97.9, L98.41-L98.49)
ICD-10-CM Diagnosis Code E13.622
Other specified diabetes mellitus with other skin ulcer
Use Additional
- code to identify site of ulcer (L97.1-L97.9, L98.41-L98.49)

ICD-10-CM Codes Adjacent To L97.9

L97.819 …… with unspecified severity

L97.82 Non-pressure chronic ulcer of other part of left lower leg

L97.821 …… limited to breakdown of skin

L97.822 …… with fat layer exposed

L97.823 …… with necrosis of muscle

L97.824 …… with necrosis of bone

L97.825 …… with muscle involvement without evidence of necrosis

L97.826 …… with bone involvement without evidence of necrosis

L97.828 …… with other specified severity

L97.829 …… with unspecified severity

L97.9 Non-pressure chronic ulcer of unspecified part of lower leg

L97.90 Non-pressure chronic ulcer of unspecified part of unspecified lower leg

L97.901 …… limited to breakdown of skin

L97.902 …… with fat layer exposed

L97.903 …… with necrosis of muscle

L97.904 …… with necrosis of bone

L97.905 …… with muscle involvement without evidence of necrosis

L97.906 …… with bone involvement without evidence of necrosis

L97.908 …… with other specified severity

L97.909 …… with unspecified severity

L97.91 Non-pressure chronic ulcer of unspecified part of right lower leg

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

2023 ICD-10-CM Diagnosis Code L97.9

Non-pressure chronic ulcer of unspecified part of lower leg

Diseases of the skin and subcutaneous tissue

Non-pressure chronic ulcer of lower limb, not elsewhere classified

Diabetes mellitus due to underlying condition with other skin ulcer

Drug or chemical induced diabetes mellitus with other skin ulcer

Type 1 diabetes mellitus with other skin ulcer

Type 2 diabetes mellitus with other skin ulcer

Other specified diabetes mellitus with other skin ulcer