2019 ICD-10-CM Diagnosis Code L97.421

Non-pressure chronic ulcer of left heel and midfoot limited to breakdown of skin

    2016 2017 2018 2019 Billable/Specific Code
  • L97.421 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Non-prs chr ulcer of left heel and midft lmt to brkdwn skin
  • The 2019 edition of ICD-10-CM L97.421 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of L97.421 - other international versions of ICD-10 L97.421 may differ.
The following code(s) above L97.421 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 L97.421:
  • L00-L99
    2019 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

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Code First
    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
  • L97.4
    ICD-10-CM Diagnosis Code L97.4

    Non-pressure chronic ulcer of heel and midfoot

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Applicable To
    • Non-pressure chronic ulcer of plantar surface of midfoot
    Non-pressure chronic ulcer of heel and midfoot
Approximate Synonyms
  • Atherosclerotic ischemic ulcer of left heel limited to skin layer
  • Atherosclerotic ischemic ulcer of left heel, skin breakdown
  • Atherosclerotic ischemic ulcer of left midfoot limited to skin layer
  • Atherosclerotic ischemic ulcer of left midfoot, skin breakdown
  • Chronic ulcer of left heel limited to skin layer
  • Chronic ulcer of left heel, breakdown of skin
  • Chronic ulcer of left midfoot limited to skin layer
  • Chronic ulcer of left midfoot, breakdown of skin
  • Diabetes type 1 with diabetic ulcer of left heel, skin breakdown
  • Diabetes type 1 with diabetic ulcer of left midfoot, skin breakdown
  • Diabetes type 2 with diabetic ulcer of left heel, skin breakdown
  • Diabetes type 2 with diabetic ulcer of left midfoot, skin breakdown
  • Diabetic ulcer of left heel limited to skin layer due to diabetes mellitus type 1
  • Diabetic ulcer of left heel limited to skin layer due to diabetes mellitus type 2
  • Diabetic ulcer of left heel limited to skin layer due to dm 1
  • Diabetic ulcer of left heel limited to skin layer due to dm 2
  • Diabetic ulcer of left midfoot limited to skin layer due to diabetes mellitus type 1
  • Diabetic ulcer of left midfoot limited to skin layer due to diabetes mellitus type 2
  • Diabetic ulcer of left midfoot limited to skin layer due to dm 1
  • Diabetic ulcer of left midfoot limited to skin layer due to dm 2
  • Neuropathic ulcer of left heel limited to skin layer
  • Neuropathic ulcer of left heel, skin breakdown
  • Neuropathic ulcer of left midfoot limited to skin layer
  • Neuropathic ulcer of left midfoot, skin breakdown
  • Varicose ulcer of left heel limited to skin layer
  • Varicose ulcer of left heel with inflammation limited to skin layer
  • Varicose ulcer of left heel with inflammation, skin layer only
  • Varicose ulcer of left heel, skin breakdown
  • Varicose ulcer of left midfoot limited to skin layer
  • Varicose ulcer of left midfoot with inflammation limited to skin layer
  • Varicose ulcer of left midfoot with inflammation, skin layer only
  • Varicose ulcer of left midfoot, skin breakdown
  • Venous stasis edema with ulcer of left heel with inflammation, skin layer only
  • Venous stasis edema with ulcer of left heel, skin breakdown
  • Venous stasis edema with ulcer of left midfoot with inflammation, skin layer only
  • Venous stasis edema with ulcer of left midfoot, skin breakdown
  • Venous stasis ulcer with edema and inflammation of left heel limited to skin layer
  • Venous stasis ulcer with edema and inflammation of left midfoot limited to skin layer
  • Venous stasis ulcer with edema of left heel limited to skin layer
  • Venous stasis ulcer with edema of left midfoot limited to skin layer
ICD-10-CM L97.421 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 573 Skin graft for skin ulcer or cellulitis with mcc
  • 574 Skin graft for skin ulcer or cellulitis with cc
  • 575 Skin graft for skin ulcer or cellulitis without cc/mcc
  • 576 Skin graft except for skin ulcer or cellulitis with mcc
  • 577 Skin graft except for skin ulcer or cellulitis with cc
  • 578 Skin graft except for skin ulcer or cellulitis without cc/mcc
  • 592 Skin ulcers with mcc
  • 593 Skin ulcers with cc
  • 594 Skin ulcers without cc/mcc

Convert L97.421 to ICD-9-CM

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

Diagnosis Index entries containing back-references to L97.421:
  • Ulcer, ulcerated, ulcerating, ulceration, ulcerative
    • lower limb (atrophic) (chronic) (neurogenic) (perforating) (pyogenic) (trophic) (tropical) L97.909
      ICD-10-CM Diagnosis Code L97.909

      Non-pressure chronic ulcer of unspecified part of unspecified lower leg with unspecified severity

        2016 2017 2018 2019 Billable/Specific Code
      • heel L97.409
        ICD-10-CM Diagnosis Code L97.409

        Non-pressure chronic ulcer of unspecified heel and midfoot with unspecified severity

          2016 2017 2018 2019 Billable/Specific Code
        • left L97.429
          ICD-10-CM Diagnosis Code L97.429

          Non-pressure chronic ulcer of left heel and midfoot with unspecified severity

            2016 2017 2018 2019 Billable/Specific Code
          • with
            • skin breakdown only L97.421
      • midfoot L97.409
        ICD-10-CM Diagnosis Code L97.409

        Non-pressure chronic ulcer of unspecified heel and midfoot with unspecified severity

          2016 2017 2018 2019 Billable/Specific Code
        • left L97.429
          ICD-10-CM Diagnosis Code L97.429

          Non-pressure chronic ulcer of left heel and midfoot with unspecified severity

            2016 2017 2018 2019 Billable/Specific Code
          • with
            • skin breakdown only L97.421

ICD-10-CM Codes Adjacent To L97.421
L97.41 Non-pressure chronic ulcer of right heel and midfoot
L97.411 …… limited to breakdown of skin
L97.412 …… with fat layer exposed
L97.413 …… with necrosis of muscle
L97.414 …… with necrosis of bone
L97.415 …… with muscle involvement without evidence of necrosis
L97.416 …… with bone involvement without evidence of necrosis
L97.418 …… with other specified severity
L97.419 …… with unspecified severity
L97.42 Non-pressure chronic ulcer of left heel and midfoot
L97.421 …… limited to breakdown of skin
L97.422 …… with fat layer exposed
L97.423 …… with necrosis of muscle
L97.424 …… with necrosis of bone
L97.425 …… with muscle involvement without evidence of necrosis
L97.426 …… with bone involvement without evidence of necrosis
L97.428 …… with other specified severity
L97.429 …… with unspecified severity
L97.5 Non-pressure chronic ulcer of other part of foot
L97.50 Non-pressure chronic ulcer of other part of unspecified foot
L97.501 …… limited to breakdown of skin

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