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E/MBase2026 Compliant

CPT 99291

2026 Billing Guide

Critical Care, 30-74 min

Reimbursement

$211.09

Threshold

30m

2026 Status

Active

What is CPT Code 99291?

CPT 99291 is defined as: Critical care, evaluation and management of the critically ill or critically injured patient; first 30-74 minutes (time must be spent in the management of a patient whose illness or injury acutely impairs one or more vital organ systems such that there is a high probability of imminent or life-threatening deterioration).

This code is primarily used for E/M services. It falls under the category of Hospital Inpatient/Observation & Emergency Department and is valid for the 2026 calendar year according to the CMS Physician Fee Schedule.

2026 RVU Components

Relative Value Units (Non-Facility)

Standard Formula Applied

Work RVU

4.5

Physician Effort

PE (Non-Fac)

1.4

Practice Expense

Malpractice

0.42

Risk Factor

Total RVU

6.32

Note: [(Work RVU * Work GPCI) + (PE RVU * PE GPCI) + (MP RVU * MP GPCI)] * Conversion Factor

2026 CMS Policy Intelligence

high intensity reward

维持较高的 wRVU (4.5) 以补偿 ICU 和抢救室的高压力高风险工作。

efficiency shield

Exempt from -2.5% efficiency cut.

time unification

2026 guidelines emphasize 'Total Time' excluding procedures that are not bundled (e.g., intubation 31500 is NOT included in 99291 time).

Administrative Framework

Global Period

000

Place of Service

21 (Inpatient Hospital)23 (Emergency Room - Hospital)

NCCI Exclusions

Do not bill with:99221-99223 (Bundled if on same day unless separate service)99281-99285 (Bundled)36600 (Arterial puncture for blood gas) is included in 99291

Key Modifiers

25Required if a separate E/M occurred earlier in the day before the patient became critical.

Operational Requirements

minimum time

30 minutes (must be documented explicitly)

staff type

Physician or other Qualified Health Care Professional (QHP)

frequency

Once per day per specialty (use 99292 for additional time)

add on codes

99292

care plan requirement

Immediate management of life-threatening organ system failure; continuous presence in the unit/facility.

Compliance Checklist

Total critical care time (excluding non-bundled procedures)
Specific description of the organ system failure
Documentation that the patient was in a 'critical' state
Summary of interventions and clinical response

Audit Defense

No specific audit defense elements defined.

2026 Update

Medicare's '104-minute rule' for 99291 + 99292 remains strict – ensure Medicare patients hit the full 104-minute mark before billing the second unit.

Common Clinical Scenarios

Management of septic shock requiring vasopressors
Stabilization of acute respiratory failure requiring mechanical ventilation
Treatment of life-threatening cardiac arrhythmias

CMS Eligibility: 1+ acutely impaired vital organ system with high risk of deterioration. Acute

Target Specialties & Utilization

Critical Care MedicineEmergency MedicinePulmonary Medicine

Typical Clinical Indications (ICD-10)

R57.0 (Cardiogenic shock)J96.01 (Acute respiratory failure with hypoxia)I11.0 (Heart failure with hypertensive heart disease)

Billing Differentiation

VS 99285

99285 is for high threat but not necessarily unstable/critical system failure yet.

VS 99292

99292 is an add-on for each additional 30 minutes after the first 74 minutes.

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CPT Code 99291 for Critical Care, 30-74 min - 2026 Reimbursement & Rules