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CPT 99472: Inpatient Follow-Up for Critically Ill Infant or Young Child

CPT code 99472 represents follow-up care provided by a clinician for a critically ill infant or young child aged 29 days through 24 months in an inpatient setting. This code captures post-stabilization, ongoing management and reassessment of critically ill pediatric patients and is relevant to hospital-based pediatric and neonatal care teams. Nationally, accurate coding of inpatient follow-up services for critically ill children affects clinical documentation, utilization tracking, and payment alignment for pediatric critical care pathways.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of where 99472 applies clinically, how it fits into inpatient pediatric critical care service lines, and what benchmarks and policy considerations are commonly reviewed for similar inpatient critical care follow-up services. The publication summarizes typical sites of service, common billing modifiers and workflow considerations (where available), and highlights areas where documentation must reflect the intensity and clinical complexity of ongoing management.

This summary is intended for a national audience of coders, billing professionals, clinicians, and policy analysts seeking a clear, practical reference to CPT code 99472 and its role in inpatient pediatric critical care follow-up.

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Billing Code Overview

CPT code 99472 describes follow-up care for a critically ill infant or young child aged 29 days through 24 months provided in an inpatient setting. The service involves the provider performing ongoing clinical follow-up for a critically ill pediatric patient after the initial stabilization and critical care period.

Service type: Inpatient follow-up care for critically ill infants and young children
Typical site of service: Hospital inpatient unit (including neonatal or pediatric intensive care units as applicable)

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CPT 99472: Inpatient Follow-Up for Critically Ill Infant or Young Child

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Billing Code Overview

Service type: Inpatient follow-up care for critically ill infants and young children
Typical site of service: Hospital inpatient unit (including neonatal or pediatric intensive care units as applicable)

Data not available in the input.

Clinical & Coding Specifications

Clinical Context

A typical patient is a critically ill infant aged 29 days to 24 months admitted to a pediatric intensive care unit (PICU) with respiratory failure due to bronchiolitis complicated by hypoxemia and apnea. The attending pediatric intensivist performs daily follow-up assessments, documents cardiorespiratory status, ventilator settings, vasoactive medication titration, feeding/TPN plans, and goals of care, and coordinates multidisciplinary rounds with neonatology/pediatric hospital medicine, respiratory therapy, and nursing. The workflow includes review of overnight events, focused physical exam, interpretation of bedside monitors and ventilator data, adjustment of life-sustaining therapies, documentation of clinical decision-making and changes in the plan of care, and communication with the family. The service is provided in an inpatient setting (PICU or pediatric step-down unit) and billed when the provider performs ongoing daily critical care follow-up for the specified age group as defined by 99472.

Coding Specifications

Modifier	Description	When to Use
`25`	Significant, separately identifiable evaluation and management service by the same physician on the same day	When a distinct E/M visit is provided in addition to the critical care follow-up on the same calendar day
`59`	Distinct procedural service	When services that are not normally reported together with `99472` are appropriately separate and distinct
`78`	Return to the operating room for a related procedure during the postoperative period	When the infant requires a related return to the OR during the postoperative global period while receiving critical care follow-up
`95`	Synchronous telemedicine service rendered via real-time interactive audio and video	When follow-up critical care assessment is delivered live via telemedicine and payor accepts modifier `95`
`52`	Reduced services	When the critical care follow-up service is partially reduced or interrupted and cannot be reported at full value
`53`	Discontinued procedure	When a planned in-person follow-up is started but discontinued due to patient instability or transfer
`24`	Unrelated E/M service during a postoperative period	When an unrelated E/M visit is provided during a global postoperative period in addition to `99472`
`62`	Two surgeons	When co-surgeons are involved in the patient’s operative care and subsequent critical care follow-up requires attribution to co-surgeon roles
`22`	Increased procedural services	When the follow-up care requires substantially greater work or complexity than typical and documentation supports unusual procedural complexity
`52`	Reduced services	When the provider performs a reduced portion of the typical follow-up duties (listed to emphasize applicability)

Taxonomy Code	Specialty	Notes
`208000000X`	Pediatric Critical Care Medicine	Attending intensivists who provide `99472` follow-up in the PICU
`208000000X`	Pediatrics	Pediatric hospitalists who may perform inpatient critical follow-up for young critically ill patients
`207R00000X`	Neonatal-Perinatal Medicine	Neonatologists who manage critically ill infants within the applicable age range in NICU/PICU settings
`207V00000X`	Pediatric Cardiology	Pediatric cardiologists involved when cardiac instability necessitates specialized follow-up
`207L00000X`	Pediatric Pulmonology	Pediatric pulmonologists who participate in follow-up for respiratory failure cases

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`P22.0`	Respiratory distress syndrome of newborn	Respiratory failure requiring intensive follow-up in infants within the age range
`J21.0`	Acute bronchiolitis due to respiratory syncytial virus	Common cause of critical respiratory illness in infants leading to PICU admission and daily critical care follow-up
`P28.1`	Apnea of newborn	Apneic events requiring monitoring and critical care management in young infants
`R06.02`	Shortness of breath	Symptom often present in critically ill infants necessitating close follow-up
`J96.00`	Acute respiratory failure, unspecified whether with hypoxia or hypercapnia	Direct indication for critical care management and daily follow-up services
`P07.3`	Preterm infant, 28 completed weeks of gestation and less than 37 completed weeks of gestation	Preterm infants commonly require PICU-level follow-up during respiratory or systemic illness

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`99468`	Initial inpatient neonatal critically ill infant care, per day, for infants younger than 28 days of age	Performed when critically ill care begins in the neonatal period prior to the `99472` age range; used for younger infants
`99469`	Initial inpatient critically ill infant/young child, per day, 29 days through 24 months of age	Used for the initial day of critical care; `99472` is for follow-up days
`99471`	Critical care, evaluation and management of the critically ill or critically injured infant or young child, 24 to 36 months of age; initial	Related age-based critical care codes for nearby age ranges
`99291`	Critical care, evaluation and management of the critically ill or critically injured patient; first 30-74 minutes	May be used for non-age–specific critical care time-based reporting in older pediatric patients or adult settings when applicable
`99473`	Initial inpatient pediatric ventilator management assessment	Performed when initial ventilator management is performed; often precedes or accompanies daily critical care follow-up
`99474`	Subsequent inpatient pediatric ventilator management, per day	Daily ventilator management often occurs alongside `99472` follow-up in ventilated infants

CPT 99468: Initial Neonatal Critical Care Evaluation

CPT-99469-SUBSEQUENT-NEONATAL-CRITICAL-CARE-EM-VM

CPT 99469: Subsequent Neonatal Critical Care Evaluation and Management

CPT-99471-CRITICAL-CARE-INFANT-INPATIENT-INITIAL-EVALUATION

CPT 99471: Initial Evaluation of Critically Ill Infant, Inpatient

CPT-99475-INITIAL-CRITICAL-CARE-CHILD-2-TO-5-INPATIENT

CPT 99475: Initial Evaluation of Critically Ill Child (Ages 2–5), Inpatient

CPT-99476-PEDIATRIC-CRITICAL-CARE-FOLLOW-UP-INPATIENT

CPT 99476: Follow-up Care for Critically Ill Child (Ages 2–5)

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Jul 29, 2026.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.

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Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Modifier	Description	When to Use
`25`	Significant, separately identifiable evaluation and management service by the same physician on the same day	When a distinct E/M visit is provided in addition to the critical care follow-up on the same calendar day
`59`	Distinct procedural service	When services that are not normally reported together with `99472` are appropriately separate and distinct
`78`	Return to the operating room for a related procedure during the postoperative period	When the infant requires a related return to the OR during the postoperative global period while receiving critical care follow-up
`95`	Synchronous telemedicine service rendered via real-time interactive audio and video	When follow-up critical care assessment is delivered live via telemedicine and payor accepts modifier `95`
`52`	Reduced services	When the critical care follow-up service is partially reduced or interrupted and cannot be reported at full value
`53`	Discontinued procedure	When a planned in-person follow-up is started but discontinued due to patient instability or transfer
`24`	Unrelated E/M service during a postoperative period	When an unrelated E/M visit is provided during a global postoperative period in addition to `99472`
`62`	Two surgeons	When co-surgeons are involved in the patient’s operative care and subsequent critical care follow-up requires attribution to co-surgeon roles
`22`	Increased procedural services	When the follow-up care requires substantially greater work or complexity than typical and documentation supports unusual procedural complexity
`52`	Reduced services	When the provider performs a reduced portion of the typical follow-up duties (listed to emphasize applicability)

Taxonomy Code	Specialty	Notes
`208000000X`	Pediatric Critical Care Medicine	Attending intensivists who provide `99472` follow-up in the PICU
`208000000X`	Pediatrics	Pediatric hospitalists who may perform inpatient critical follow-up for young critically ill patients
`207R00000X`	Neonatal-Perinatal Medicine	Neonatologists who manage critically ill infants within the applicable age range in NICU/PICU settings
`207V00000X`	Pediatric Cardiology	Pediatric cardiologists involved when cardiac instability necessitates specialized follow-up
`207L00000X`	Pediatric Pulmonology	Pediatric pulmonologists who participate in follow-up for respiratory failure cases

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`P22.0`	Respiratory distress syndrome of newborn	Respiratory failure requiring intensive follow-up in infants within the age range
`J21.0`	Acute bronchiolitis due to respiratory syncytial virus	Common cause of critical respiratory illness in infants leading to PICU admission and daily critical care follow-up
`P28.1`	Apnea of newborn	Apneic events requiring monitoring and critical care management in young infants
`R06.02`	Shortness of breath	Symptom often present in critically ill infants necessitating close follow-up
`J96.00`	Acute respiratory failure, unspecified whether with hypoxia or hypercapnia	Direct indication for critical care management and daily follow-up services
`P07.3`	Preterm infant, 28 completed weeks of gestation and less than 37 completed weeks of gestation	Preterm infants commonly require PICU-level follow-up during respiratory or systemic illness

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`99468`	Initial inpatient neonatal critically ill infant care, per day, for infants younger than 28 days of age	Performed when critically ill care begins in the neonatal period prior to the `99472` age range; used for younger infants
`99469`	Initial inpatient critically ill infant/young child, per day, 29 days through 24 months of age	Used for the initial day of critical care; `99472` is for follow-up days
`99471`	Critical care, evaluation and management of the critically ill or critically injured infant or young child, 24 to 36 months of age; initial	Related age-based critical care codes for nearby age ranges
`99291`	Critical care, evaluation and management of the critically ill or critically injured patient; first 30-74 minutes	May be used for non-age–specific critical care time-based reporting in older pediatric patients or adult settings when applicable
`99473`	Initial inpatient pediatric ventilator management assessment	Performed when initial ventilator management is performed; often precedes or accompanies daily critical care follow-up
`99474`	Subsequent inpatient pediatric ventilator management, per day	Daily ventilator management often occurs alongside `99472` follow-up in ventilated infants

CPT 99468: Initial Neonatal Critical Care Evaluation

CPT-99469-SUBSEQUENT-NEONATAL-CRITICAL-CARE-EM-VM

CPT 99469: Subsequent Neonatal Critical Care Evaluation and Management

CPT-99471-CRITICAL-CARE-INFANT-INPATIENT-INITIAL-EVALUATION

CPT 99471: Initial Evaluation of Critically Ill Infant, Inpatient

CPT-99475-INITIAL-CRITICAL-CARE-CHILD-2-TO-5-INPATIENT

CPT 99475: Initial Evaluation of Critically Ill Child (Ages 2–5), Inpatient

CPT-99476-PEDIATRIC-CRITICAL-CARE-FOLLOW-UP-INPATIENT

CPT 99476: Follow-up Care for Critically Ill Child (Ages 2–5)

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Jul 29, 2026.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.

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Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

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CPT 99472: Inpatient Follow-Up for Critically Ill Infant or Young Child

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Billing Code Overview

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CPT 99472: Inpatient Follow-Up for Critically Ill Infant or Young Child

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Billing Code Overview

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

References

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

References