99284 Emergency dept visit mod mdm
Also known as: ED visit moderate, emergency moderate, ER moderate severity, ED visit level 4, high complexity ER visit, ER visit high, emergency room level 4
Emergency department visit for the evaluation and management of a patient with moderate medical decision-making complexity.
In Plain Language
Emergency room with moderate evaluation; Standard emergency care
Clinical Context
Used for emergency department visits with moderate medical decision-making complexity, such as multiple acute problems, new chronic conditions presenting acutely, or complications requiring intermediate-level evaluation.
RVU Breakdown
| Work RVU | 2.74 |
| Total RVU | 2.74 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
E&M codes require documentation of medical decision-making (MDM) complexity or total time spent on the encounter. For 2026, time-based coding includes all physician time on the date of the encounter.
How This Code Compares
With a work RVU of 2.74, this code ranks in the 81st percentile among Evaluation & Management codes — 1.8x the median (1.54). The highest wRVU in this category is 18.46.
Specialties
Frequently Asked Questions
What is CPT code 99284?
CPT 99284 (Emergency dept visit mod mdm) is a Evaluation & Management code. Emergency department visit for the evaluation and management of a patient with moderate medical decision-making complexity.
Who uses CPT code 99284?
CPT 99284 is used by Emergency Medicine. Used for emergency department visits with moderate medical decision-making complexity, such as multiple acute problems, new chronic conditions presenting acutely, or complications requiring intermediate-level evaluation.
When is CPT 99284 used?
Used for emergency department visits with moderate medical decision-making complexity, such as multiple acute problems, new chronic conditions presenting acutely, or complications requiring intermediate-level evaluation.
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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.