Summary & Overview
CPT 11621: Excision of Malignant Skin Lesion, 0.6–1.0 cm, Sensitive Areas
CPT code 11621 represents the excision of a malignant skin lesion, including margins, from sensitive anatomical areas such as the scalp, neck, hands, feet, or genitalia, with a lesion diameter between 0.6 and 1.0 cm. This procedure is a critical component of dermatologic surgical care, addressing skin cancers and ensuring comprehensive removal to reduce recurrence risk. Nationally, this code is widely recognized and reimbursed by major payers including Aetna, Blue Cross Blue Shield, Cigna Health, Medicare, and UnitedHealthcare.
This publication provides an in-depth overview of CPT 11621, covering clinical context, payer coverage, and policy benchmarks. Readers will gain insight into the procedure's role in skin cancer management, typical site of service, and its importance in dermatology practice. The analysis includes updates on payer policies, utilization trends, and relevant clinical guidelines, equipping stakeholders with essential information for understanding reimbursement and compliance. The summary also highlights related codes and modifiers commonly used in conjunction with CPT 11621, offering a comprehensive perspective for healthcare professionals, billing specialists, and policy analysts.
CPT Code Overview
CPT 11621 is used to report the excision of a malignant lesion, including margins, from the scalp, neck, hands, feet, or genitalia, where the lesion diameter measures between 0.6 and 1.0 cm. This procedure falls under the category of dermatology and involves surgical procedures on the integumentary system. The typical site of service for this procedure is the office setting (Place of Service 11), where dermatologists perform excisions to remove cancerous skin lesions and ensure clear margins for optimal patient outcomes.
Clinical & Coding Specifications
Clinical Context
A patient presents to a dermatology office with a suspicious skin lesion on the scalp, neck, hands, feet, or genitalia. The lesion has been clinically or histologically diagnosed as malignant, such as basal cell carcinoma, squamous cell carcinoma, or carcinoma in situ. The lesion measures between 0.6 and 1.0 cm in diameter. The dermatologist performs a surgical excision of the lesion, ensuring removal of the lesion with appropriate margins. The procedure is typically performed in an office setting, and the excised tissue is sent for pathological evaluation to confirm complete removal and diagnosis.
Coding Specifications
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Modifier
59: Used to indicate a distinct procedural service, such as when multiple lesions are excised in separate anatomical locations or during separate encounters. -
Modifier
51: Used when multiple procedures are performed during the same session, such as excision of more than one lesion.
| Modifier Code | Description |
|---|---|
59 | Distinct Procedural Service |