Summary & Overview
CPT 4159F: Performance Measure Entry
CPT code 4159F is a CPT-classified performance measure entry for which no clinical summary was provided in the source description. As a labeled performance-measure code, it is used in quality reporting contexts and can affect administrative and compliance workflows at a national level. Understanding the presence and use of 4159F matters for health systems and payers because performance codes influence reporting, value-based payment adjustments, and quality measurement aggregation across providers.
Key payers relevant to national analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find in this publication a concise explanation of the code’s role in reporting frameworks, the typical administrative contexts where a performance measure code would appear, and what is and is not available from the provided source information. The report highlights benchmark considerations, common policy implications for payers and providers, and the clinical/administrative context for interpreting performance-measure entries.
Data elements not supplied in the input are noted explicitly. The publication does not provide clinical treatment guidance or provider recommendations; it focuses on coding interpretation, reporting implications, and the utility of the code in quality measurement and billing workflows across major national payers.
Billing Code Overview
CPT code 4159F represents a performance measure entry with no summary available in the source description. Service type: Data not available in the input. Typical site of service: Data not available in the input.
Data not available in the input.
Clinical & Coding Specifications
Clinical Context
A typical patient is an adult referred to an otolaryngology or speech pathology clinic for evaluation of laryngeal function after voice changes, chronic hoarseness, suspected vocal cord lesions, or airway symptoms. The clinical workflow includes history and focused head and neck exam, flexible or rigid laryngoscopy with stroboscopy when available, and documentation of findings. Diagnostic endoscopy may be performed in the office under topical anesthesia, with video documentation and targeted biopsies if lesions are identified. For operative cases, the patient is taken to the operating room for direct laryngoscopy, microscopic evaluation, lesion excision, or biopsy under general anesthesia with appropriate intraoperative monitoring. Typical sites of service include outpatient clinic procedure rooms for diagnostic laryngoscopy and ambulatory surgical centers or hospital operating rooms for operative direct laryngoscopy and surgical procedures on the larynx.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
25 | Significant, separately identifiable evaluation and management service by the same physician on the same day of a procedure | Use when a distinct E/M visit is provided on the same day as the laryngoscopy or related procedure and the documentation supports a separate service |
59 | Distinct procedural service | Use to indicate a separate procedure or site not normally reported together with the primary laryngoscopy procedure