Summary & Overview

CPT 0605T: Remote OCT Surveillance Center Technical Support

CPT code 0605T designates a monthly billing unit for technical support provided by a remote surveillance center for patient‑initiated optical coherence tomography (OCT) imaging of the retina. It applies when the center documents at least eight daily patient‑initiated recordings during a 30‑day period. Nationally, this code reflects the growing role of asynchronous remote imaging and device‑facilitated monitoring in ophthalmology and retinal disease management, enabling offsite technical oversight and data flow that support clinical review.

Key payers included in the analysis are Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an explanation of the service captured by the code, typical sites of service, and core billing parameters. The publication also covers payer coverage patterns, common modifier usage, and operational considerations relevant to billing and claims submission. Clinical context outlines when remote OCT surveillance is used and why consistent daily imaging and technical support matter for longitudinal retinal monitoring.

This summary provides a concise reference for billing staff, revenue cycle professionals, and clinical program managers seeking clarity on code definition, expected documentation elements, and how the code fits within remote retinal imaging service lines. Data not available in the input is noted where applicable in detailed sections.

AetnaBlue Cross Blue ShieldCigna HealthUnitedHealthcareMedicare0605TCPTremote-patient-monitoringoptical-coherence-tomographyretinatelemedicineremote-surveillanceophthalmology

Billing Code Overview

CPT code 0605T reports remote surveillance center technical support provided for each 30‑day period when a patient initiates remote optical coherence tomography (OCT) imaging of the retina. The code requires a minimum of eight patient‑initiated daily recordings during the 30‑day period.

Service Type: Remote patient monitoring / remote surveillance technical support

Typical Site of Service: Remote surveillance center / telemonitoring setting (non‑face‑to‑face, asynchronous remote imaging review and technical support)

Clinical & Coding Specifications

Clinical Context

A 68-year-old patient with known neovascular age-related macular degeneration (nAMD) performs daily at-home retinal imaging using a patient-operated optical coherence tomography (OCT) device. The device transmits images to a remote surveillance center. A certified ophthalmic technician or remote monitoring team reviews the daily submissions, documents quality and significant changes, and alerts the treating retina specialist when macular fluid or other actionable findings are detected. Billing uses 0605T for each 30-day period of technical support when at least eight patient-initiated OCT recordings are reviewed during that period. Typical workflow: patient captures images at home; images are uploaded to a secure portal; technical staff perform image receipt, preliminary quality control, image archiving, and escalate flagged studies to the clinician; clinician documents review and any care decisions (office visit, anti-VEGF injection scheduling, or urgent contact). Typical site of service is remote/telehealth monitoring performed by a surveillance center or remote monitoring vendor supporting an outpatient ophthalmology practice.

Coding Specifications

Modifier	Description	When to Use
`00`	No modifier — standard reporting	Use when no special circumstances apply to the service.

Taxonomy Code	Specialty	Notes
207W00000X	Ophthalmology	Retina specialists directing clinical review and management.
167V00000X	Optometrist	May participate in image review and triage where state scope permits.
163W00000X	Certified Ophthalmic Technician/Technologist	Remote technical staff performing image quality control and initial triage.
204R00000X	Physician Assistant	May perform monitoring, documentation, and escalate findings under supervision.
363A00000X	Registered Nurse	Nursing staff may perform monitoring workflows and patient communication.

ICD-10 Code	Description	Clinical Relevance
`H35.32`	Nonexudative age-related macular degeneration (dry AMD)	Remote OCT monitoring may detect progression to exudative disease or structural changes warranting in-person evaluation.
`H35.331`	Nonexudative age-related macular degeneration, right eye	Eye‑specific coding for monitoring unilateral disease.
`H35.332`	Nonexudative age-related macular degeneration, left eye	Eye‑specific coding for monitoring unilateral disease.
`H35.351`	Exudative age-related macular degeneration, right eye	Primary indication for frequent OCT surveillance to detect recurrent or new macular fluid.
`H35.352`	Exudative age-related macular degeneration, left eye	Eye‑specific code for neovascular AMD monitored with remote OCT.
`H35.39`	Other age-related macular degeneration	Includes variants where remote OCT surveillance may be clinically indicated.
`H35.03`	Cystoid macular edema	Remote OCT can detect intraretinal or subretinal fluid suggestive of cystoid macular edema requiring treatment.
`H35.4`	Central serous chorioretinopathy and other serous detachments of retina	Remote OCT surveillance can monitor subretinal fluid dynamics and guide timing of in-person care.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`92083`	Visual field examination, extended by report; perimetry and interpretation performed in management of glaucoma and retinal disease (extended)	May be performed in-office during follow-up visits prompted by remote OCT findings to assess functional impact.
`92134`	Scanning computerized ophthalmic diagnostic imaging, posterior segment, with interpretation and report, unilateral or bilateral (OCT)	In-office OCT performed by the retina specialist to confirm findings or guide treatment after remote surveillance flags abnormalities.
`92250`	Fundus photography with interpretation and report	Used during in-office evaluation following remote monitoring when color fundus photos are obtained for documentation.
`92014`	Ophthalmological services: medical examination and evaluation with initiation or continuation of diagnostic and treatment program; intermediate, established patient	In-office follow-up visit for evaluation and management after remote monitoring identifies a change.
`67028`	Intravitreal injection of a therapeutic substance (eg, anti-VEGF)	Commonly performed procedure when remote OCT surveillance detects new or worsening macular fluid requiring treatment.
`99091`	Collection and interpretation of physiologic data digitally stored and/or transmitted by the patient and/or caregiver to the physician or other qualified healthcare professional, requiring a minimum of 30 minutes of time	Related remote data review services; may be used in conjunction with or separate from `0605T` depending on payer rules and documentation.

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