99358 Prolong service without contact
Also known as: prolonged service office, extended office visit, prolonged E/M
Prolonged evaluation and management service in the office or other outpatient setting requiring direct patient contact beyond the usual service; first hour of service.
Clinical Context
Used when physician or qualified health professional spends prolonged time in direct patient contact in outpatient settings beyond what is typical for the primary evaluation and management code.
RVU Breakdown
| Work RVU | 1.80 |
| Practice Expense RVU | 0.84 |
| Malpractice RVU | 0.11 |
| Total RVU | 2.75 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Specialties
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.