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ICD-10 Guide
ICD-10 CodesD03.71

D03.71

Billable

Melanoma in situ of right lower limb, including hip

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 D03.71 is a billable code used to indicate a diagnosis of melanoma in situ of right lower limb, including hip.

Key Diagnostic Point:

Melanoma in situ is a type of skin cancer that is confined to the epidermis, the outermost layer of skin, and has not invaded deeper tissues. The designation 'in situ' indicates that the cancerous cells are localized and have not spread to surrounding tissues or lymph nodes. In the case of D03.71, the melanoma is specifically located on the right lower limb, which includes the thigh, knee, calf, ankle, and foot, as well as the hip region. This condition is characterized by the presence of atypical melanocytes that can be identified through biopsy. Early detection and treatment are crucial, as melanoma in situ has a high cure rate when treated promptly. Surveillance protocols typically involve regular skin examinations and monitoring for any changes in the appearance of the lesion. Patients are advised to practice sun safety and self-examination techniques to detect any new or changing moles. The risk of progression to invasive melanoma is present, particularly if the lesion is not adequately treated, making ongoing surveillance essential.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Specificity of location (right lower limb, including hip)
  • Differentiation from other skin lesions
  • Need for precise documentation of biopsy results
  • Potential for progression to invasive melanoma

Audit Risk Factors

  • Inadequate documentation of biopsy results
  • Failure to specify the exact location of the melanoma
  • Lack of follow-up documentation for surveillance
  • Misclassification of melanoma type

Specialty Focus

Medical Specialties

Dermatology

Documentation Requirements

Detailed descriptions of the lesion, biopsy results, and treatment plans.

Common Clinical Scenarios

Skin examinations, biopsy of suspicious lesions, and follow-up visits for melanoma surveillance.

Billing Considerations

Ensure accurate documentation of the lesion's size, shape, and color, as well as any changes over time.

Oncology

Documentation Requirements

Comprehensive treatment plans, including surgical interventions and follow-up care.

Common Clinical Scenarios

Management of melanoma treatment, including surgical excision and monitoring for recurrence.

Billing Considerations

Document any adjuvant therapies or clinical trials the patient may be involved in.

Coding Guidelines

Inclusion Criteria

Use D03.71 When
  • According to ICD
  • 10 coding guidelines, D03
  • 71 should be used when the melanoma is confirmed as in situ and specifically located on the right lower limb
  • Coders must ensure that the diagnosis is supported by appropriate documentation, including pathology reports

Exclusion Criteria

Do NOT use D03.71 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

11600CPT Code

Excision, malignant skin lesion, face, ears, scalp, neck; excised diameter over 4.0 cm

Clinical Scenario

Used when excising a melanoma in situ from the right lower limb.

Documentation Requirements

Document the size of the lesion and the margins obtained during excision.

Specialty Considerations

Dermatologists should ensure that excision margins are clearly documented.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for greater specificity in coding melanoma in situ, improving the accuracy of data collection and treatment tracking. This specificity aids in better patient management and resource allocation.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for greater specificity in coding melanoma in situ, improving the accuracy of data collection and treatment tracking. This specificity aids in better patient management and resource allocation.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for greater specificity in coding melanoma in situ, improving the accuracy of data collection and treatment tracking. This specificity aids in better patient management and resource allocation.

Resources

Clinical References

  • •
    American Academy of Dermatology

Coding & Billing References

  • •
    American Academy of Dermatology

Frequently Asked Questions

What is the significance of coding melanoma as in situ?

Coding melanoma as in situ indicates that the cancer is localized and has not invaded deeper tissues, which is crucial for treatment planning and prognosis.