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ICD-10 Guide
ICD-10 CodesC44.62

C44.62

Billable

Squamous cell carcinoma of skin of upper limb, including shoulder

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

Code Description

ICD-10 C44.62 is a billable code used to indicate a diagnosis of squamous cell carcinoma of skin of upper limb, including shoulder.

Key Diagnostic Point:

Squamous cell carcinoma (SCC) of the skin is a malignant tumor that arises from the squamous cells, which are flat cells located in the outer layer of the skin. This type of cancer is commonly associated with sun exposure, particularly in areas of the skin that are frequently exposed to ultraviolet (UV) radiation, such as the upper limbs and shoulders. SCC can present as a persistent sore, a growth that bleeds, or a scaly patch that may crust or ulcerate. Diagnosis typically involves a biopsy to confirm the presence of malignant cells. Treatment options vary based on the size and location of the tumor and may include surgical excision, Mohs micrographic surgery, cryotherapy, or topical chemotherapy. Surgical margins are critical in SCC management; ensuring clear margins during excision is essential to reduce the risk of recurrence. Reconstruction may be necessary depending on the size of the excised area, and techniques can range from simple closure to more complex flap or graft procedures. Regular follow-up is important to monitor for recurrence or new skin cancers, especially in patients with a history of sun exposure.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Need for precise documentation of tumor size and location
  • Requirement for clear surgical margins in operative reports
  • Variability in treatment approaches and their documentation
  • Potential for multiple skin cancers in the same patient

Audit Risk Factors

  • Inadequate documentation of surgical margins
  • Failure to specify the exact location of the carcinoma
  • Lack of follow-up documentation for recurrence monitoring
  • Misclassification of skin lesions

Specialty Focus

Medical Specialties

Dermatology

Documentation Requirements

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

Common Clinical Scenarios

Diagnosis and treatment of SCC, follow-up for skin cancer surveillance.

Billing Considerations

Ensure accurate coding of multiple lesions and any associated procedures.

Surgical Oncology

Documentation Requirements

Operative reports detailing excision margins, reconstruction techniques, and pathology results.

Common Clinical Scenarios

Surgical excision of SCC, Mohs surgery, and reconstruction of excised areas.

Billing Considerations

Documentation must clearly indicate the extent of excision and any complications.

Coding Guidelines

Inclusion Criteria

Use C44.62 When
  • Follow the official ICD
  • CM coding guidelines, ensuring accurate documentation of the diagnosis, treatment, and any associated conditions
  • Include specific details about the tumor's location and size, and ensure that surgical reports reflect clear margins

Exclusion Criteria

Do NOT use C44.62 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

11602CPT Code

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

Clinical Scenario

Used when excising larger SCC lesions on the upper limb.

Documentation Requirements

Operative report must detail the size of the lesion and margins.

Specialty Considerations

Dermatology and surgical oncology must ensure accurate coding of excised margins.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of skin cancers, improving the accuracy of data collection and reimbursement processes. C44.62 provides a clear distinction for squamous cell carcinoma of the upper limb, facilitating better patient management and tracking.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of skin cancers, improving the accuracy of data collection and reimbursement processes. C44.62 provides a clear distinction for squamous cell carcinoma of the upper limb, facilitating better patient management and tracking.

Reimbursement & Billing Impact

reimbursement processes. C44.62 provides a clear distinction for squamous cell carcinoma of the upper limb, facilitating better patient management and tracking.

Resources

Clinical References

  • •
    American Academy of Dermatology

Coding & Billing References

  • •
    American Academy of Dermatology

Frequently Asked Questions

What is the primary cause of squamous cell carcinoma?

The primary cause of squamous cell carcinoma is prolonged exposure to ultraviolet (UV) radiation from the sun, which leads to DNA damage in skin cells.