Optellum Virtual Nodule Clinic vs ContaCT

Similar category, different focus. These tools serve overlapping but distinct needs. Comparability 65/100 Comparability is an AI-graded 0–100 score of how directly these two tools compete — higher means a more apples-to-apples comparison.
by Optellum Ltd.
VS
by Viz.AI

AI Verdict

Optellum Virtual Nodule Clinic is specifically designed for comprehensive lung nodule management and early lung cancer diagnosis, offering AI-powered risk stratification and dedicated workflow tools. In contrast, Viz.ai's ContaCT, as part of a broader platform, specializes in accelerating the detection of various acute conditions like stroke and streamlining care coordination through real-time alerts and mobile communication. While both leverage AI for clinical decision support and integrate with hospital systems, their distinct disease focus and workflow optimization objectives cater to different clinical pathways.

Choose Optellum Virtual Nodule Clinic if…

Choose Optellum Virtual Nodule Clinic if your primary need is a specialized, AI-driven solution for the comprehensive management of lung nodules, aiming for early lung cancer diagnosis and risk stratification. This tool is ideal for institutions seeking to optimize their lung nodule program with automated patient discovery, workflow management, and clinically validated prediction scores for malignancy risk.

View Optellum Virtual Nodule Clinic →

Choose ContaCT if…

Choose ContaCT by Viz.ai if your organization requires a broad, AI-powered platform for accelerating the detection of multiple acute conditions and streamlining care coordination across various specialties. This solution is best suited for hospitals focused on improving response times for critical diagnoses like stroke, pulmonary embolism, or intracranial hemorrhage, by enabling real-time alerts and secure mobile communication among care teams.

View ContaCT →

Reviewed by Pouyan Golshani, MD — Interventional Radiologist

Quick Comparison

Feature Optellum Virtual Nodule Clinic ContaCT
Pricing Contact for pricing Subscription-based
Deployment On-premise or private cloud options within hospital datacenter. Cloud-based, integrates with existing hospital IT infrastructure (PACS, EHR).
BAA Available Yes AI-estimated Unknown
FDA Status Yes AI-estimated 1 AI-estimated

Head-to-Head

AI-generated assessment across six dimensions based on each tool's documented features and compliance posture. Grounded in public data — not a substitute for hands-on evaluation.

Usability

ContaCT

Viz.ai offers a mobile application for specialists to view images and communicate, along with real-time alerts, which provides greater flexibility and immediate access for critical care scenarios. Optellum primarily offers a web application with dashboards, which is suitable for workflow management but lacks the explicit mobile-first approach for urgent situations.

Clinical Value

Optellum Virtual Nodule Clinic

Optellum provides a highly specialized, FDA-cleared AI-powered Lung Cancer Prediction (LCP) score and uses NLP for patient discovery, offering a direct and quantifiable diagnostic aid for early lung cancer. While Viz.ai covers a broader range of acute conditions, Optellum's deep specialization and specific risk stratification for lung cancer demonstrate a focused and impactful clinical value within its domain.

Pricing & Value

Optellum Virtual Nodule Clinic

Optellum explicitly details clear reimbursement pathways with Category III CPTu00ae codes (0721T) and a Medicare payment assignment of $650.50 in 2025, providing a transparent and quantifiable return on investment for healthcare providers. Viz.ai's subscription-based pricing is variable and lacks similar transparency regarding direct reimbursement mechanisms.

Enterprise Readiness

ContaCT

Viz.ai demonstrates strong enterprise readiness with its proven deployment in over 1,700 hospitals globally, indicating robust integration capabilities and operational maturity at scale. While Optellum offers deployment flexibility with on-premise or private cloud options, Viz.ai's extensive global footprint highlights its established ability to integrate and operate within diverse enterprise environments.

Innovation

ContaCT

Viz.ai presents a broader, more impactful innovation as a 'pioneering AI-powered care coordination platform' that offers real-time, multi-disease detection and mobile-first communication across various acute conditions. This platform approach streamlines entire clinical workflows, representing a significant advancement beyond a single diagnostic aid.

Support & Docs

ContaCT

Viz.ai provides extensive and transparent support resources, including a comprehensive Knowledge Base, 24/7 urgent phone support, and a Trust Center for detailed security and compliance documentation. Optellum offers a customer success team for integration and a learning center, but its direct support channels and documentation transparency are less detailed in publicly available information.

Feature-by-Feature

Detail beyond the Quick Comparison summary. For pricing, deployment, BAA, FDA, and HIPAA see the Overview tab.

Feature Optellum Virtual Nodule Clinic ContaCT
Name Optellum Virtual Nodule Clinic ContaCT
Company Optellum Ltd. Viz.AI
Description FDA-cleared, AI-powered clinical decision support software for early lung cancer diagnosis and comprehensive lung nodule management, integrating seamlessly with EHR and PACS. Viz.ai is a pioneering AI-powered care coordination platform that accelerates disease detection and streamlines clinical workflows. With multiple FDA clearances, including the initial Viz.AI Contact application for stroke, it helps ensure patients receive timely treatment across over 1,700 hospitals globally.
Primary Clinical Focus Early lung cancer diagnosis and lung nodule management Disease detection and care coordination, specifically mentioning stroke (LVO, ICH), HCM, PE, Aneurysm
Key Features (AI-powered) Lung Cancer Prediction (LCP) score for malignancy risk assessment, Patient Discovery AI to identify nodules from radiology reports using NLP Disease detection (LVO, ICH, HCM, PE, Aneurysm), Real-time AI-powered alerts and notifications
Integration Seamless EHR and PACS integration (HL7, DICOM) Integration with PACS and EHR systems

Videos

Demos, reviews, and walkthroughs featuring Optellum Virtual Nodule Clinic and ContaCT.

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Frequently Asked Questions

Optellum Virtual Nodule Clinic is specifically designed for early lung cancer diagnosis and comprehensive lung nodule management, utilizing AI to assess malignancy risk and identify nodules from radiology reports. ContaCT by Viz.ai is a broader care coordination platform that accelerates disease detection and streamlines workflows for multiple conditions, including large vessel occlusion (LVO), intracranial hemorrhage (ICH), hypertrophic cardiomyopathy (HCM), pulmonary embolism (PE), and aneurysms.
Optellum Virtual Nodule Clinic is reimbursable under CMS New Technology APC, with a specific Category III CPTu00ae code (0721T) assigned $650.50 in 2025 for quantitative CT tissue characterization. ContaCT by Viz.ai is subscription-based, with pricing varying significantly based on organization size, features, and implementation scope, often tiered for different types of stroke centers.
Optellum's key AI features include a Lung Cancer Prediction (LCP) score for malignancy risk assessment and Patient Discovery AI that uses natural language processing (NLP) to identify nodules from radiology reports. Viz.ai's ContaCT offers AI-powered disease detection for various conditions, real-time alerts and notifications, and automated chart summarization.
Optellum Virtual Nodule Clinic is accessed via a web application through standard desktop web browsers, providing workflow management with incidental and screening dashboards. ContaCT by Viz.ai offers a mobile application for specialists to view images and communicate, along with a high-fidelity 3D web and mobile image viewer.

Backers

Who funded each tool's parent company.

Optellum Virtual Nodule Clinic

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