Imaging scale meets a risky AI buildout
- RadNet operated 435 imaging centers at March 31, 2026, with more than a third tied to health system partners after post-quarter JVs.
- Advanced imaging reached 29.3% of Q1 2026 procedures, helped by MRI, CT, PET/CT, PSMA, and amyloid scans.
- Digital Health ARR was $97 million at Q1 2026, up 95% year over year, and management expects more than $140 million by year-end.
- AI tools are showing real operating gains, including ultrasound slot times falling from 30 minutes to 20 minutes.
- The stock still carries real risk because labor costs, debt, acquisitions, and weather can all hit cash flow.
More scans, smarter schedule
The bull case is simple. More imaging is moving out of hospitals and into lower-cost outpatient centers. RadNet is one of the biggest pure plays on that shift. It also keeps moving its mix toward higher-value advanced imaging. In Q1 2026, advanced imaging made up 29.3% of procedures.
RadNet is not only adding centers. It is trying to make each center handle more patients. TechLive, remote technologist tools, and AI scheduling help fill slots and reduce room downtime. Management said ultrasound slot times fell from 30 minutes to 20 minutes, which means the same room can see more patients without a new building.
Digital Health is the second leg of the thesis. ARR, or annual recurring revenue, reached $97 million at the end of Q1 2026, up 95% from the prior year. Management expects ARR to exceed $140 million by year-end 2026 after recent deals, including Gleamer, CIMAR, iCAD, and See-Mode.
The bear case is also clear. The core imaging business needs scarce technologists and radiologists. Management expects a $30 million same-center labor cost headwind in 2026. Digital Health is growing fast, but it still needs integration work and lost money on a GAAP basis in Q1. The open question is how fast Gleamer's automated draft reports can move beyond X-ray into harder exams like lumbar MR across RadNet's network.
Paid per scan, then per workflow
RadNet makes most of its money by running freestanding imaging centers. Doctors send patients for MRI, CT, PET/CT, mammography, ultrasound, X-ray, and other scans. RadNet gets paid by commercial insurers, Medicare, Medicaid, patients, and capitated health plans. Capitation means RadNet gets a fixed amount per member to make imaging available.
The center model works best when rooms stay full, staff is available, and the scan mix moves toward advanced imaging. Advanced scans often bring higher revenue, but they can also require higher-cost supplies, such as PET tracers. In Q1 2026, same-center imaging revenue rose 8.9%, helped by higher volume, better fees, and a richer mix.
Health system joint ventures are a key growth tool. RadNet manages many centers with hospital or health system partners, which can help it get referrals and enter new markets. Including a post-quarter Trinity Health venture in Idaho, 155 of 440 centers, or about 35.2%, were held in health system partnerships.
Digital Health sells cloud workflow software, image management, AI reading tools, and related services to RadNet and outside customers. The goal is to turn radiology software into a higher-margin, recurring revenue business. The risk is that acquisitions must be stitched together while the company is also carrying debt and funding center growth.
What RadNet sells
Outpatient imaging centers
This is the main business. Centers perform MRI, CT, PET/CT, mammography, ultrasound, X-ray, and other exams for patients sent by doctors.
Advanced imaging
MRI, CT, PET/CT, PSMA, and amyloid scans are pushing the mix higher. Advanced imaging reached 29.3% of Q1 2026 procedure volume.
DeepHealth OS and workflow software
DeepHealth OS connects imaging data, workflow, and reporting. Digital Health served more than 2,890 customers at Q1 2026, including RadNet and outside users.
TechLive and AlphaRT
TechLive supports remote scanning work, while AlphaRT adds remote technologist staffing and MRI safety alerts. These tools target one of RadNet's biggest limits: not enough skilled staff.
Clinical AI tools
EBCD for breast screening, plus lung, prostate, and ultrasound AI, aim to improve detection and speed. See-Mode thyroid ultrasound AI has already shown scan time reductions.
Gleamer, CIMAR, iCAD, and SmartMammo
These acquisitions add AI breast health, cloud image storage, PACS, and automated draft reporting. They expand the software platform but also raise integration risk.
Two businesses, one still dominant
Segment mix uses Q1 2026 operating revenue before intersegment eliminations: Imaging Center revenue of $556.8 million and Digital Health revenue of $29.1 million. Digital Health is small by revenue today, but ARR is becoming the key watch item.
What can break
Labor stays tight
High impact · High oddsRadNet needs technologists to run scanners and radiologists to read images. Management guided to a $30 million same-center labor cost headwind in 2026. AI scheduling and remote staffing help, but they may not fully offset wage pressure.
Digital Health integration slips
Medium impact · Medium oddsDigital Health is growing fast through acquisitions. Q1 2026 ARR was $97 million, but the segment had a GAAP operating loss as costs rose. The payoff depends on integrating iCAD, See-Mode, CIMAR, and Gleamer into one useful platform.
Weather and seasonality hit visits
Medium impact · Medium oddsRadNet's first quarter is often weaker because of winter weather and patient deductibles resetting. In Q1 2026, severe East Coast weather reduced revenue by an estimated $13 million and adjusted EBITDA by $9 million. Lost appointments are hard to fully recover.
Debt limits room for error
High impact · Medium oddsRadNet is using acquisitions and equipment spending to grow. At March 31, 2026, term loan face value was $1.08 billion, while cash was $455.3 million. If growth slows or integration costs rise, the balance sheet could become a bigger concern.
Reimbursement turns against them again
Medium impact · Low oddsMedicare rate cuts have been a long-running worry for imaging companies. That risk has eased for now because the final CMS rule points to a $4 million to $5 million Medicare revenue uplift for RadNet in 2026. The risk is not gone, since future rules can change scan economics again.
In one breath
What does RadNet do?
RadNet runs outpatient imaging centers where patients get scans like MRI, CT, PET/CT, mammography, ultrasound, and X-ray. It also sells radiology AI and workflow software through its Digital Health segment.
Why does advanced imaging matter for RadNet?
Advanced imaging can bring higher revenue per exam than routine scans. In Q1 2026, advanced imaging was 29.3% of procedures, helped by growth in PET and CT work for prostate cancer and Alzheimer's-related studies.
Is RadNet an AI company or an imaging center company?
Today it is still mostly an imaging center company by revenue. Digital Health is much smaller, but ARR reached $97 million at Q1 2026 and is the part investors watch for software-like growth.
What is the main risk for RadNet stock?
The main risk is execution. RadNet must handle labor shortages, debt, acquisition integration, and weather disruption while proving that AI tools raise throughput and Digital Health becomes more profitable.