G2206 HCPCS Reimbursement & Policy Benchmarks | OpenPayer

Summary & Overview

HCPCS G2206: Adjuvant Chemotherapy with HER2-Targeted Therapy

HCPCS Level II code G2206 identifies patients who received an adjuvant course combining chemotherapy and HER2-targeted therapy. This designation captures a specific, combined systemic oncology treatment approach commonly used in early-stage HER2-positive breast cancer after primary surgery. Nationally, accurate use of this HCPCS Level II code supports consistent reporting of complex combination therapy, informs payment and utilization patterns across payers, and aids quality measurement for adjuvant care.

Key payers addressed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of clinical context for combined adjuvant therapy, guidance on typical sites of service and service type, and what to expect in payer coverage considerations. The publication outlines benchmarks and coding-related policy updates where available, and it highlights implications for billing, claims processing, and program-level reporting. Data not available in the input is indicated where applicable. The content is intended for national audiences including billing professionals, oncology practice managers, and policy analysts seeking a clear description of the code, its clinical setting, and the payer landscape relevant to G2206.

AetnaBlue Cross Blue ShieldCigna HealthUnitedHealthcareMedicareG2206HCPCS Level IIadjuvant therapychemotherapyHER2-targeted therapyoncology infusionoutpatient hospitaltreatment codingbilling

Billing Code Overview

HCPCS Level II code G2206 denotes a patient who received an adjuvant treatment course that includes both chemotherapy and HER2-targeted therapy. This code represents combined systemic cancer therapy given in the adjuvant setting following primary surgical management to reduce risk of recurrence.

Service type: Combined adjuvant systemic therapy (chemotherapy plus HER2-targeted therapy)
Typical site of service: Oncology infusion center or outpatient hospital infusion clinic

Clinical & Coding Specifications

Clinical Context

A typical patient is a woman with early-stage, HER2-positive invasive breast cancer who completed definitive surgery (lumpectomy or mastectomy) and is receiving an adjuvant systemic therapy course that includes both cytotoxic chemotherapy and HER2-targeted therapy. The oncology clinic visit documents treatment intent (adjuvant), regimen (for example, docetaxel + carboplatin + trastuzumab or doxorubicin/cyclophosphamide followed by paclitaxel with trastuzumab), cycle number, antigen/biomarker status (HER2 positive), performance status, and baseline labs. Infusions are administered in an outpatient oncology infusion center or hospital outpatient infusion clinic; nursing documents administration start/stop times, any premedications, and immediate reactions. Pharmacy verifies dosing and prepares chemotherapy and biologic agents under USP <800>/<797> conditions. Billing uses G2206 to indicate the patient received an adjuvant course that included both chemotherapy and HER2-targeted therapy; claims include the appropriate CPT infusion and injection codes for the agents given, ICD-10 diagnosis codes for the breast malignancy, and applicable modifiers for unusual circumstances (for example, significant procedural services, reduced services, or modifier QX/QY when applicable for lab services). Clinical workflow includes treatment planning by medical oncology, informed consent documented for chemotherapy and targeted therapy, baseline and interval cardiac monitoring (echocardiogram or MUGA), ongoing toxicity assessment, and coordination with radiation oncology and surgical teams as indicated.

Coding Specifications

Modifier	Description

HCPCS G2010: Remote Evaluation of Patient-Submitted Video/Images

HCPCS-G9885-MDPP-ONGOING-MAINTENANCE-SESSIONS-MONTHS-22-24

HCPCS G9885: MDPP Ongoing Maintenance Sessions, Months 22–24

HCPCS-G8460-HEPATITIS-C-WEEK-12-QUANTITATIVE-RNA-INELIGIBLE-NO-ANTIVIRAL

HCPCS G8460: Hepatitis C Week 12 RNA Ineligible, Not on Antiviral

HCPCS-G9310-UNPLANNED-30-DAY-READMISSION

HCPCS G9310: Unplanned Hospital Readmission within 30 Days

HCPCS-G8770-URINE-PROTEIN-TEST-RESULT-DOCUMENTED-REVIEWED

HCPCS G8770: Urine Protein Test Result Documented and Reviewed

HCPCS-G0303-PREOPERATIVE-PULMONARY-PREPARATION-LVRS-10-15-DAYS

HCPCS G0303: Pre-operative Pulmonary Preparation for LVRS, 10–15 Days

HCPCS-G0068-HOME-INFUSION-INTRAVENOUS-ADMINISTRATION-NON-CHEMOTHERAPY

HCPCS G0068: Home Intravenous Infusion Administration (Non-Chemotherapy)

HCPCS-G9637-DOSE-REDUCTION-TECHNIQUES-REPORTING

HCPCS G9637: Final Report Documenting Imaging Dose Reduction Techniques

HCPCS-G2088-OFFICE-BASED-OPIOID-USE-DISORDER-THERAPY-ADDL-30-MIN

HCPCS G2088: Office-Based Opioid Use Disorder Treatment, Additional 30 Minutes

HCPCS-G8834-DISCHARGE-TO-HOME-WITHIN-2-DAYS-AFTER-CEA

HCPCS G8834: Discharge to Home by Post-Op Day 2 After Carotid Endarterectomy

Showing 1–10 of 1996

Taxonomy Code	Specialty	Notes
`207RC0000X`	Medical Oncology	Primary specialty that prescribes and oversees systemic chemotherapy and HER2-targeted therapy.
`207RH0000X`	Hematology-Oncology	Specialists who commonly manage complex chemotherapy regimens and biologic agents.
`363L00000X`	Infusion Nurse/Infusion Therapy	Providers who administer chemotherapy and targeted infusions; typically billed under facility or professional charges depending on setting.
`207X00000X`	Internal Medicine (with oncology focus)	Hospital-based physicians who may coordinate inpatient infusion or manage comorbidities during adjuvant therapy.
`207XS0010X`	Surgical Oncology	Surgeon involved in perioperative coordination of adjuvant systemic therapy.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`C50.911`	Malignant neoplasm of unspecified site of right female breast	Common primary diagnosis for patients receiving adjuvant chemotherapy with HER2-targeted therapy.
`C50.912`	Malignant neoplasm of unspecified site of left female breast	As above for left-sided breast cancer requiring adjuvant systemic therapy.
`C50.919`	Malignant neoplasm of unspecified site of breast, unspecified	Used when laterality is not specified but adjuvant therapy is indicated.
`C50.321`	Malignant neoplasm of upper-inner quadrant of right female breast	Specific tumor site codes used when documented; relevant for adjuvant therapy planning.
`C50.322`	Malignant neoplasm of upper-inner quadrant of left female breast	Site-specific code for clinical documentation and staging that supports adjuvant treatment.
`Z85.3`	Personal history of malignant neoplasm of breast	Used in patients with prior breast cancer when documenting surveillance or subsequent adjuvant therapy events.
`Z85.118`	Personal history of malignant neoplasm of colon (example of comorbidity coding)	Example comorbidity code for patients with multiple cancer histories that may affect treatment; include only if clinically relevant.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`96413`	Chemotherapy administration, intravenous infusion technique; up to 1 hour, single or initial drug	Common code for administration of a cytotoxic chemotherapy agent during an infusion visit that includes HER2-targeted therapy.
`96415`	Chemotherapy administration, intravenous infusion technique; each additional hour (List separately in addition to primary procedure)	Used when total infusion time for chemotherapy exceeds the initial hour and additional time-based dosing is billed.
`96409`	Chemotherapy administration, intravenous, push, each additional substance/drug	Used when agents are given as intravenous push in combination with infusions during the same visit.
`96365`	Intravenous infusion for therapy, prophylaxis, or diagnosis; initial, up to 1 hour	Used for non-chemotherapy therapeutic infusions administered during the visit, such as supportive biologics or fluids.
`96372`	Therapeutic, prophylactic, or diagnostic injection (specify substance or drug); subcutaneous or intramuscular	Used for subcutaneous or intramuscular supportive medications administered in conjunction with chemotherapy (e.g., growth factors if given separately).
`96379`	Unlisted therapeutic, prophylactic, or diagnostic IV or IM injection or infusion	Used when an infusion administration scenario does not match existing codes and requires an unlisted code with documentation.

`22`	Increased procedural services	Use when work or effort significantly exceeds typical for the service documented contemporaneously and supported in the medical record.
`23`	Unusual anesthesia	Use if medically necessary anesthesia was required for an infusion procedure when anesthesia is not normally given.
`52`	Reduced services	Use when a service is partially reduced or not completed as planned.
`53`	Discontinued procedure	Use when therapy was started but discontinued due to unforeseen circumstances or patient condition.
`54`	Surgical team - surgeon	Rare for infusion but used when surgeon responsibility is for part of care (limited applicability).
`55`	Surgical team - assistant	Rarely applicable; indicates assistant at surgery when relevant to perioperative chemotherapy administration.
`56`	Preoperative management only	Use when provider is only responsible for pre-treatment evaluation and not the infusion administration.
`62`	Two surgeons	Uncommon for infusion care; used when two surgeons share responsibility for an associated surgical service.
`AS`	Physician assistant, nurse practitioner, or clinical nurse specialist services for anesthesia	Use when an eligible nonphysician anesthesia provider performs services.
`QX`	CRNA service with medically directed anesthesia by a physician is furnished	Use when certified registered nurse anesthetist services meet this supervision model.
`QY`	Medical direction of two, three, or four concurrent anesthesia procedures	Use when physician directs multiple concurrent anesthesia services.
`FX`	Service performed by non-physician practitioner without incident-to or QHC billing	Use when nurse practitioner or physician assistant furnishes the service independently and bills under their NPI.
`FY`	Service furnished by a clinical nurse specialist	Use when a clinical nurse specialist provides the service and bills accordingly.

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