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ICD-10 Guide
ICD-10 CodesC44.1022

C44.1022

Billable

Unspecified malignant neoplasm of skin of right lower eyelid, including canthus

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

Code Description

ICD-10 C44.1022 is a billable code used to indicate a diagnosis of unspecified malignant neoplasm of skin of right lower eyelid, including canthus.

Key Diagnostic Point:

C44.1022 refers to an unspecified malignant neoplasm of the skin located on the right lower eyelid, which includes the canthus area. This type of skin cancer can arise from various skin cells and may present as a lesion that is either nodular or ulcerative. The eyelid is a common site for skin cancers due to its exposure to ultraviolet (UV) radiation from the sun, which is a significant risk factor. Patients may present with symptoms such as a change in the appearance of the eyelid skin, irritation, or bleeding. Surgical intervention is often required, and the margins of excised tissue must be carefully assessed to ensure complete removal of malignant cells. Reconstruction may be necessary depending on the extent of the excision, particularly in cosmetically sensitive areas like the eyelids. Accurate coding is essential for proper treatment planning and reimbursement, as well as for tracking the incidence of skin cancers in specific populations.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in presentation and histological types of skin cancers
  • Need for precise documentation of surgical margins
  • Potential for reconstruction procedures post-excision
  • Differentiation from benign lesions and other malignant neoplasms

Audit Risk Factors

  • Inadequate documentation of the malignancy type
  • Failure to document surgical margins and reconstruction details
  • Misclassification of the neoplasm as benign
  • Lack of comprehensive patient history regarding sun exposure

Specialty Focus

Medical Specialties

Dermatology

Documentation Requirements

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

Common Clinical Scenarios

Diagnosis and treatment of skin cancers, including Mohs micrographic surgery.

Billing Considerations

Ensure clear documentation of margins and any reconstructive procedures performed.

Ophthalmology

Documentation Requirements

Records of visual acuity, eyelid function, and cosmetic outcomes post-surgery.

Common Clinical Scenarios

Management of eyelid tumors and reconstruction after excision.

Billing Considerations

Focus on the functional and aesthetic outcomes of eyelid surgery.

Coding Guidelines

Inclusion Criteria

Use C44.1022 When
  • Follow the official ICD
  • CM coding guidelines, ensuring accurate documentation of the site, type of malignancy, and any associated procedures
  • Include details about the surgical margins and any reconstructive efforts

Exclusion Criteria

Do NOT use C44.1022 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

17311CPT Code

Excision, malignant skin lesion

Clinical Scenario

Used when excising a malignant neoplasm from the eyelid.

Documentation Requirements

Document the size of the lesion, margins, and any reconstruction performed.

Specialty Considerations

Ensure that the procedure is performed by a qualified specialist, and document the rationale for the surgical approach.

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. C44.1022 provides a clear designation for malignant neoplasms of the eyelid, which aids in tracking treatment outcomes and epidemiological studies.

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. C44.1022 provides a clear designation for malignant neoplasms of the eyelid, which aids in tracking treatment outcomes and epidemiological studies.

Reimbursement & Billing Impact

reimbursement processes. C44.1022 provides a clear designation for malignant neoplasms of the eyelid, which aids in tracking treatment outcomes and epidemiological studies.

Resources

Clinical References

  • •
    American Academy of Dermatology
  • •
    American Academy of Ophthalmology

Coding & Billing References

  • •
    American Academy of Dermatology
  • •
    American Academy of Ophthalmology

Frequently Asked Questions

What are the common treatments for C44.1022?

Common treatments include surgical excision, Mohs micrographic surgery, and in some cases, radiation therapy. The choice of treatment depends on the type and extent of the malignancy.

How can I ensure accurate coding for skin cancers?

Accurate coding requires detailed documentation of the lesion type, location, surgical margins, and any associated procedures. Always refer to the latest coding guidelines.