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ICD-10 Guide
ICD-10 CodesC44.320

C44.320

Billable

Squamous cell carcinoma of skin of unspecified parts of face

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

Code Description

ICD-10 C44.320 is a billable code used to indicate a diagnosis of squamous cell carcinoma of skin of unspecified parts of face.

Key Diagnostic Point:

Squamous cell carcinoma (SCC) is a common form of skin cancer that arises from the squamous cells in the epidermis. This malignancy is often associated with prolonged sun exposure, which leads to DNA damage in skin cells. The face, being a highly sun-exposed area, is particularly susceptible to SCC. The condition can present as a persistent sore, a growth that bleeds, or a scaly patch that does not heal. Diagnosis is typically confirmed through a biopsy. Treatment options vary based on the size, location, and depth of the tumor and may include surgical excision, Mohs micrographic surgery, cryotherapy, or topical chemotherapy. Surgical margins are critical in ensuring complete removal of the cancerous tissue, as inadequate margins can lead to recurrence. Reconstruction may be necessary post-excision, especially in cosmetically sensitive areas like the face, to restore function and appearance. Regular follow-up is essential to monitor for recurrence or new skin cancers, particularly in patients with a history of sun exposure or previous skin cancers.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in presentation and symptoms of SCC
  • Need for precise documentation of surgical margins
  • Potential for reconstruction procedures post-excision
  • Differentiation from other skin lesions

Audit Risk Factors

  • Inadequate documentation of surgical margins
  • Failure to specify the exact location of the carcinoma
  • Lack of follow-up documentation
  • Misclassification of the type of skin cancer

Specialty Focus

Medical Specialties

Dermatology

Documentation Requirements

Detailed clinical notes including lesion characteristics, biopsy results, and treatment plans.

Common Clinical Scenarios

Diagnosis and treatment of SCC, follow-up for skin cancer surveillance, and management of post-surgical complications.

Billing Considerations

Ensure accurate coding of the surgical procedure and margins, as well as any reconstructive efforts.

Oncology

Documentation Requirements

Comprehensive treatment plans, including chemotherapy or radiation therapy details if applicable.

Common Clinical Scenarios

Management of advanced SCC, coordination of care with dermatology, and monitoring for metastasis.

Billing Considerations

Documentation should reflect the multidisciplinary approach to treatment and any systemic therapies used.

Coding Guidelines

Inclusion Criteria

Use C44.320 When
  • Follow the official ICD
  • CM coding guidelines, ensuring to document the specific site of the carcinoma when possible
  • Include details about the treatment approach and any reconstructive procedures performed

Exclusion Criteria

Do NOT use C44.320 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

17311CPT Code

Excision, malignant skin lesion

Clinical Scenario

Used when excising SCC from the face.

Documentation Requirements

Document size, location, and margins of the excised lesion.

Specialty Considerations

Dermatologists should 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. C44.320 provides a clear designation for SCC of the face, facilitating better tracking of treatment outcomes.

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. C44.320 provides a clear designation for SCC of the face, facilitating better tracking of treatment outcomes.

Reimbursement & Billing Impact

reimbursement processes. C44.320 provides a clear designation for SCC of the face, facilitating better tracking of treatment outcomes.

Resources

Clinical References

  • •
    American Academy of Dermatology

Coding & Billing References

  • •
    American Academy of Dermatology

Frequently Asked Questions

What is the significance of documenting surgical margins?

Documenting surgical margins is crucial to ensure complete removal of cancerous tissue and to prevent recurrence. Clear margins indicate that the cancer has been adequately excised.