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ICD-10 Guide
ICD-10 CodesC44.19

C44.19

Billable

Other specified malignant neoplasm of skin of eyelid, including canthus

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

Code Description

ICD-10 C44.19 is a billable code used to indicate a diagnosis of other specified malignant neoplasm of skin of eyelid, including canthus.

Key Diagnostic Point:

C44.19 refers to other specified malignant neoplasms of the skin located on the eyelid, including the canthus. These neoplasms can arise from various skin cells and may present as lesions that are often asymptomatic in the early stages. Common types include basal cell carcinoma, squamous cell carcinoma, and melanoma, which can be influenced by factors such as sun exposure and genetic predisposition. The eyelid skin is particularly susceptible to UV radiation, leading to an increased risk of malignancies in this area. Surgical excision is typically the primary treatment, with careful attention to achieving clear surgical margins to minimize recurrence. Reconstruction may be necessary post-excision to restore the eyelid's function and appearance, which can involve complex techniques depending on the size and location of the tumor. Accurate coding for C44.19 requires thorough documentation of the tumor type, location, and treatment plan, as well as any complications that may arise during the surgical process.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of malignant neoplasms that can be coded under this category.
  • Need for precise documentation of tumor type and location.
  • Variability in surgical techniques and reconstruction methods.
  • Potential for recurrence requiring follow-up coding.

Audit Risk Factors

  • Inadequate documentation of tumor type and characteristics.
  • Failure to document surgical margins and reconstruction details.
  • Misclassification of benign versus malignant lesions.
  • Inconsistent follow-up documentation for recurrence.

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 surgery for eyelid lesions.

Billing Considerations

Ensure clear documentation of margins and any reconstructive procedures performed.

Ophthalmology

Documentation Requirements

Comprehensive records of visual function, eyelid anatomy, and surgical interventions.

Common Clinical Scenarios

Management of eyelid tumors affecting vision and eyelid function.

Billing Considerations

Document any impact on ocular health and the need for reconstructive surgery.

Coding Guidelines

Inclusion Criteria

Use C44.19 When
  • Follow the official ICD
  • CM coding guidelines, ensuring accurate documentation of the specific type of malignant neoplasm, its location, and any associated procedures

Exclusion Criteria

Do NOT use C44.19 When
  • Exclude benign lesions and ensure that the diagnosis aligns with the treatment provided

Related ICD-10 Codes

Related CPT Codes

11400CPT Code

Excision, benign lesion

Clinical Scenario

Used for excising a malignant lesion on the eyelid.

Documentation Requirements

Document the size of the lesion and margins.

Specialty Considerations

Ensure that the excision is documented as malignant.

67904CPT Code

Repair of eyelid

Clinical Scenario

Used after excision of a malignant eyelid lesion.

Documentation Requirements

Document the extent of the repair and any complications.

Specialty Considerations

Include details on the reconstruction technique used.

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, including those of the eyelid. C44.19 provides a distinct code for other specified malignant neoplasms, improving data accuracy and treatment tracking.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of skin cancers, including those of the eyelid. C44.19 provides a distinct code for other specified malignant neoplasms, improving data accuracy and treatment tracking.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of skin cancers, including those of the eyelid. C44.19 provides a distinct code for other specified malignant neoplasms, improving data accuracy and treatment tracking.

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 types of skin cancers are included under C44.19?

C44.19 includes various malignant neoplasms such as basal cell carcinoma, squamous cell carcinoma, and melanoma that specifically affect the skin of the eyelid and canthus.

How should I document surgical margins for C44.19?

Document the size of the excised lesion, the margins achieved, and any additional procedures performed to ensure clear margins are noted.