G8465 High/Very High Risk — HCPCS Reimbursement | OpenPayer

Summary & Overview

HCPCS G8465: High or Very High Risk of Prostate Cancer Recurrence

HCPCS Level II code G8465 designates patients with a high or very high risk of prostate cancer recurrence. It is a clinical-status code used to document risk level for individuals undergoing cancer surveillance, treatment planning, or post-treatment follow-up. Nationally, standardized use of this code helps align documentation for oncology care pathways, quality measurement, and payer adjudication related to high-risk prostate cancer management.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find context on the clinical meaning of the code, typical sites of service where it is applied, the types of services it informs (risk assessment and surveillance planning), and how it fits into billing workflows. The publication also outlines benchmarks and policy considerations relevant to documentation and coverage for high-risk prostate cancer, and highlights common modifiers used alongside the code.

Data not available in the input for associated taxonomies, ICD-10 diagnoses, related codes, and detailed payer-specific reimbursement figures.

AetnaBlue Cross Blue ShieldCigna HealthUnitedHealthcareMedicareG8465HCPCS Level IIprostate cancerrisk stratificationoncologysurveillanceurologyclinical documentationcancer care

Billing Code Overview

HCPCS Level II code G8465 indicates high or very high risk of recurrence of prostate cancer. This code is used to document the clinical risk status of a patient with prostate cancer and supports services that relate to risk stratification, care planning, and ongoing management.

Service type: Risk assessment and cancer surveillance planning
Typical site of service: Oncology clinics, outpatient urology practices, hospital outpatient departments, and specialty cancer centers

Clinical & Coding Specifications

Clinical Context

A 68-year-old male with a history of localized prostate adenocarcinoma treated with radical prostatectomy presents to a multidisciplinary oncology clinic for risk stratification. Post-operative pathology demonstrates Gleason score 4+4=8, positive surgical margins, and seminal vesicle invasion. Post-operative PSA is detectable at 0.4 ng/mL. The oncology team assesses the patient as being at high to very high risk of recurrence of prostate cancer and documents this status using billing code G8465 for care coordination and quality reporting. Typical workflow includes review of pathology and PSA trends, discussion at tumor board or genitourinary clinic visit, documentation of recurrence risk in the medical record, determination of adjuvant or salvage therapy candidacy (radiation therapy ± androgen deprivation therapy), and communication of the risk status in referrals and care plans. Typical site of service is an outpatient oncology clinic, urology clinic, or multidisciplinary cancer center. Typical patient scenario involves postoperative surveillance or newly diagnosed high-risk localized disease where the clinician documents risk of recurrence to guide treatment planning and reporting.

Coding Specifications

Modifier	Description	When to Use
`22`

HCPCS G0661: Team Remote E/M for New Patient, 20 Minutes

HCPCS-G8458-HEPATITIS-C-GENOTYPE-TEST-INELIGIBILITY-DOCUMENTATION

HCPCS G8458: Documentation of Ineligibility for Hepatitis C Genotype Testing

HCPCS-G9646-90-DAY-MRS-0-2-FUNCTIONAL-OUTCOME

HCPCS G9646: 90-Day mRS 0–2 Functional Outcome

HCPCS-G9654-MONITORED-ANESTHESIA-CARE-MAC

HCPCS G9654: Monitored Anesthesia Care (MAC)

HCPCS-G9880-MDPP-5-PERCENT-WEIGHT-LOSS-OUTCOME

HCPCS G9880: MDPP 5% Weight Loss Outcome Payment

HCPCS-G9166-ATTENTION-FUNCTIONAL-LIMITATION-GOAL-STATUS

HCPCS G9166: Attention Functional Limitation, Projected Goal Status

HCPCS-G9343-CT-PRIOR-IMAGING-SEARCH-NOT-CONDUCTED-RADIATION-PLANNING

HCPCS G9343: CT Prior Imaging Search Not Conducted for Radiation Planning

HCPCS-G0108-DIABETES-SELF-MANAGEMENT-TRAINING-INDIVIDUAL-30-MIN

HCPCS G0108: Diabetes Outpatient Self-Management Training, Individual, 30 Minutes

HCPCS-G9437-ASPIRIN-NOT-PRESCRIBED-AT-DISCHARGE

HCPCS G9437: Aspirin Not Prescribed at Discharge

HCPCS-G9482-REMOTE-IN-HOME-EVALUATION-NEW-PATIENT-TELEMEDICINE

HCPCS G9482: Remote In-Home Evaluation and Management for New Patient

Showing 1–10 of 1996

Taxonomy Code	Specialty	Notes
`2084P0800X`	Urology	Primary specialty managing prostate cancer diagnosis, surgery, and surveillance.
`207RH0000X`	Radiation Oncology	Provides adjuvant or salvage radiation therapy for high-risk recurrence.
`2086S0123X`	Medical Oncology	Manages systemic therapy including androgen deprivation and systemic risk assessment.
`208D00000X`	General Surgery	May be involved in complex pelvic surgical care and secondary procedures.
`363L00000X`	Nurse Practitioner	Frequently documents risk stratification and care coordination in outpatient clinics.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`C61`	Malignant neoplasm of prostate	Primary diagnosis indicating prostate cancer; basis for assessing recurrence risk and applying `G8465`.
`N40`	Benign prostatic hyperplasia	Common comorbidity; differentiation from malignancy is part of diagnostic workflow.
`R97.20`	Elevated prostate specific antigen [PSA], unspecified	Elevated or detectable PSA is an important surveillance marker suggesting recurrence risk.
`N41.9`	Inflammatory disease of prostate, unspecified	Can cause PSA elevations and must be considered when evaluating suspected recurrence.
`Z85.46`	Personal history of malignant neoplasm of prostate	Used when documenting past prostate cancer in the problem list and clinical history relevant to recurrence risk.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`99214`	Office or other outpatient visit for the evaluation and management of an established patient, moderate complexity	Common clinic visit code used to document medical decision-making when assessing high recurrence risk and planning treatment.
`77301`	Radiation treatment planning, simple or complex (dosimetry)	Performed when adjuvant or salvage radiation is planned after documentation of high recurrence risk.
`55866`	Laparoscopic radical prostatectomy	Definitive surgical treatment whose pathology may generate the `G8465` high-risk designation when adverse features are present.
`77427`	Radiation treatment management, medical physician oversight	Used during the course of radiation therapy when managing patients identified as high risk of recurrence.
`J9217`	Leuprolide acetate injection, per 7.5 mg (example systemic therapy)	Representative systemic therapy (androgen deprivation) often used in conjunction with local therapy for high-risk disease.
`88309`	Surgical pathology, prostatectomy; complex evaluation (e.g., immunohistochemistry, extensive sampling)	Pathology services that document margin status, Gleason score, and extraprostatic extension that support the high-risk designation.

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