G2193 HCPCS Reimbursement & Policy Benchmarks | OpenPayer

Summary & Overview

HCPCS G2193: Pediatric Head Imaging for New-Onset Headache

HCPCS Level II code G2193 designates diagnostic imaging for children under six with clinically indicated new-onset headache. Nationally, this code flags pediatric presentations where imaging of the head is considered to evaluate acute neurologic symptoms or exclude urgent intracranial pathology. Use of a specific HCPCS Level II code for this indication helps standardize reporting, utilization tracking, and payer communication for pediatric imaging services.

Key payers considered in this overview include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an explanation of the code’s clinical context, typical sites of service, and the implications for coding and billing workflows. The publication also outlines common modifier usage, expected documentation elements, and how payers commonly approach medically necessary imaging for young children.

This summary provides benchmarks and policy-relevant context for stakeholders seeking clarity on coding practices, payer coverage patterns, and clinical rationale for head imaging in pre-school-aged children. Data not available in the input where payer-specific rates, associated ICD-10 diagnoses, and related codes would normally appear.

AetnaBlue Cross Blue ShieldCigna HealthUnitedHealthcareMedicareG2193HCPCS Level IIpediatric imaginghead imagingnew-onset headachediagnostic imagingemergency carehospital outpatientcoding guidance

Billing Code Overview

HCPCS Level II code G2193 indicates imaging for patients with clinical indications involving the head, specifically new onset headache in pre-school children or younger (<6 years of age). This code describes the clinical circumstance prompting diagnostic imaging rather than a particular imaging modality.

Service type: Diagnostic imaging evaluation for new-onset pediatric headache
Typical site of service: Emergency departments, hospital outpatient departments, pediatric urgent care clinics, and inpatient pediatric wards

Data not available in the input.

Clinical & Coding Specifications

Clinical Context

A 3-year-old child presents to the pediatric emergency department with new onset, progressively worsening headaches over two days, accompanied by vomiting and lethargy. The clinician performs an acute neurological assessment, documents focal findings (mild right-sided weakness), and determines that neuroimaging is indicated to exclude intracranial hemorrhage, mass lesion, hydrocephalus, or raised intracranial pressure. The workflow includes triage, urgent pediatric neurology consult if available, consent from the parent or guardian, and expedited transport to radiology for non-contrast head CT or emergent MRI depending on clinical stability and availability. Imaging results are interpreted by a pediatric radiologist and communicated to the treating team; documentation includes clinical indication (new onset headache in a child <6 years), time of imaging, imaging modality, comparison studies if any, and radiologist impression. Billing uses HCPCS Level II code G2193 to indicate the clinical indication for imaging in a pre-school child with new onset headache; CPT imaging codes for the performed modality are appended as applicable, with relevant modifiers for clinical circumstances and payer requirements.

Coding Specifications

Modifier	Description	When to Use
`22`	Increased procedural services	Use when work, time, or technical difficulty substantially exceeds usual for the imaging service (document justification).

HCPCS G2015: Comprehensive 60-Min Home Care Plan Oversight

HCPCS-G9456-HCC-SCREENING-NOT-PERFORMED-DOCUMENTATION

HCPCS G9456: Documentation of Reason for Not Performing HCC Screening

HCPCS-G9794-NO-DAILY-ASPIRIN-ANTIPLATELET-DOCUMENTATION

HCPCS G9794: Documentation of Reason for Not Prescribing Daily Aspirin/Antiplatelet

HCPCS-G8806-PREGNANCY-LOCATION-ULTRASOUND

HCPCS G8806: Ultrasound to Document Pregnancy Location

HCPCS-G0152-OCCUPATIONAL-THERAPY-HOME-HEALTH-HOSPICE-15-MIN

HCPCS G0152: Occupational Therapy in Home Health or Hospice, 15-Min Units

HCPCS-G9843-RAS-KRAS-NRAS-GENE-MUTATION-TESTING

HCPCS G9843: Ras (KRAS or NRAS) Gene Mutation Testing

HCPCS-G9227-FUNCTIONAL-OUTCOME-ASSESSMENT-NOT-ELIGIBLE-FOR-CARE-PLAN

HCPCS G9227: Functional Outcome Assessment, Care Plan Not Documented

HCPCS-G9827-HER2-TARGETED-THERAPY-NOT-INITIAL-TREATMENT

HCPCS G9827: HER2-Targeted Therapies Not Administered During Initial Treatment

HCPCS-G8653-HIP-FUNCTIONAL-STATUS-NOT-MEASURED-PATIENT-NOT-APPROPRIATE

HCPCS G8653: Hip Functional Status Not Measured, Patient Not Appropriate

HCPCS-G8708-PATIENT-NOT-PRESCRIBED-ANTIBIOTIC

HCPCS G8708: Patient Not Prescribed Antibiotic

Showing 1–10 of 1996

Taxonomy Code	Specialty	Notes
208000000X	Pediatrics	Primary evaluation and decision-making for imaging in young children.
207Q00000X	Pediatric Neurology	Consultation for neurological deficits or complex headache presentation.
207R00000X	Diagnostic Radiology	Acquisition and interpretation of head CT or MRI.
207P00000X	Interventional Radiology	Applicable if image-guided intervention is required following diagnostic imaging.
363A00000X	Anesthesiology	Provides sedation or general anesthesia for imaging in uncooperative young children.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`R51`	Headache	Primary presenting symptom prompting urgent imaging when new onset and concerning features are present in a child under 6.
`G44.1`	Vascular headache, not elsewhere classified (migraine)	Considered in differential diagnosis; imaging may be used to exclude secondary causes if atypical features present.
`R56.9`	Unspecified convulsions	Seizure activity can accompany new-onset headache or indicate intracranial pathology prompting imaging.
`S06.9X9A`	Traumatic brain injury, unspecified, initial encounter	Head trauma in a young child with headache warrants imaging to evaluate for intracranial injury.
`G93.2`	Benign intracranial hypertension	Considered if signs of increased intracranial pressure are present; imaging evaluates ventricles and excludes mass lesion.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`70450`	Computed tomography, head or brain; without contrast material	Common initial emergency imaging modality for acute new-onset headache to evaluate for hemorrhage or mass.
`70551`	Magnetic resonance imaging, brain; without contrast material, for age-appropriate protocols	Alternative to CT when radiation avoidance is preferred and patient cooperation or sedation permits.
`70553`	Magnetic resonance imaging, brain; without and with contrast material	Used when contrast-enhanced MRI is indicated to evaluate mass, infection, or inflammatory processes suggested by clinical or initial imaging findings.
`76376`	3D rendering with interpretation and reporting of CT, MRI, ultrasound, or other tomographic modality (separate procedure)	Used when advanced post-processing is required to clarify anatomy in complex cases.
`99152`	Moderate sedation services provided by the physician or other qualified health care professional; initial 15 minutes (sedation and monitoring)	Used when conscious sedation is administered to facilitate MRI or CT in a young child who cannot cooperate without sedation.

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