Summary & Overview

CPT 99291: Critical Care Evaluation and Management, First 30-74 Minutes

CPT code 99291 is a cornerstone in medical billing for critical care services, representing the evaluation and management of critically ill or injured patients during the initial 30 to 74 minutes of care. This code is widely recognized across the U.S. healthcare system and is essential for hospitals and providers delivering intensive care, particularly in the Intensive Care Unit (ICU). The code is accepted by major national payers, including Aetna, Blue Cross Blue Shield, Cigna Health, Medicare, and UnitedHealthcare, ensuring broad coverage for critical care reimbursement.

This publication provides a comprehensive overview of CPT code 99291, including its clinical context, typical site of service, and payer coverage. Readers will gain insight into the benchmarks for critical care billing, recent policy updates, and the clinical scenarios where this code is most frequently applied. The summary also highlights common modifiers and associated taxonomies relevant to critical care medicine, as well as related CPT codes and ICD-10 diagnoses that often accompany critical care encounters. The information is designed to support healthcare professionals, administrators, and policy analysts in understanding the national landscape for critical care billing and coding.

AetnaBlue Cross Blue ShieldCigna HealthMedicareUnitedHealthcareCPT 99291Critical CareIntensive Care UnitHospital BillingEvaluation and ManagementMedical CodingICUClinical BenchmarkingPolicy UpdatesHealthcare Analytics

CPT Code Overview

CPT code 99291 is used to report the evaluation and management of a critically ill or critically injured patient for the first 30 to 74 minutes of critical care. This service is classified as Critical Care and is typically performed in a hospital setting, most often in the Intensive Care Unit (ICU), designated as Place of Service 21. The code reflects the intensive medical attention required for patients facing life-threatening conditions, where continuous monitoring and complex decision-making are essential.

Clinical & Coding Specifications

Clinical Context

A patient is admitted to the hospital's Intensive Care Unit (ICU) in a critically ill state, such as with acute respiratory failure, sepsis, or cardiac arrest. The attending provider, often a critical care medicine physician, emergency medicine physician, or clinical nurse specialist, performs a comprehensive evaluation and management of the patient's condition. This includes continuous assessment, decision-making regarding life-sustaining interventions, and coordination of care for the first 30-74 minutes. The provider documents the time spent and the complexity of care required for the critically ill or injured patient, supporting the use of CPT code 99291.

Coding Specifications

Modifiers:
- Modifier 25: Significant, Separately Identifiable Evaluation and Management Service. Used when a critical care service is provided in addition to another procedure or service on the same day.
- Modifier 59: Distinct Procedural Service. Used to indicate that a procedure or service is distinct or independent from other services performed on the same day.
Provider Taxonomies:

Taxonomy Code

National Reimbursement Benchmarks

For CPT code 99291, the national mean rate for Medicare is $317.63, while the average commercial mean rate (BUCA) is $312.26. This shows that Medicare's reimbursement is slightly higher than the commercial average, though both are closely aligned.

Rate dispersion varies significantly across payers. UnitedHealth Group has the widest spread, with a difference of $219.22 between its 75th and 25th percentiles, followed by Cigna at $206.83. In contrast, Medicare exhibits the tightest range, with only $26.00 separating its 75th and 25th percentiles, indicating more consistent rates nationally.

The table and chart below present the full breakdown of national benchmarks for each payer, including mean rates and percentile values.

National Mean Rates for CPT 99291 by Payer

Related CPT Codes

99292: Critical care, each additional 30 minutes. Used when critical care services extend beyond the initial 30-74 minutes covered by 99291.
31500: Intubation, endotracheal, emergency procedure. Often performed during critical care for airway management in patients with respiratory failure or cardiac arrest.
92950: Cardiopulmonary resuscitation (CPR). May be required for patients experiencing cardiac arrest during critical care.
94002: Ventilation assist and management, initiation of pressure or volume preset ventilators for acute respiratory failure. Used when mechanical ventilation is initiated as part of critical care management.

These codes are commonly used together in the ICU setting, depending on the patient's clinical needs. 99292 is an add-on to 99291 for extended critical care time, while 31500, 92950, and 94002 represent specific procedures that may be performed during the critical care episode.

`207LC0200X`	Critical Care Medicine (Anesthesiology) Physician
`207P00000X`	Emergency Medicine Physician
`364SC0200X`	Critical Care Medicine Clinical Nurse Specialist

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Summary & Overview

CPT 99291: Critical Care Evaluation and Management, First 30-74 Minutes

CPT Code Overview

Clinical & Coding Specifications

Clinical Context

Coding Specifications

National Reimbursement Benchmarks

Related Codes

Related Diagnoses

Related CPT Codes

National Reimbursement Benchmarks

Related Codes