IDEXX Cornerstone vs ezyVet: 2026 Comparison
IDEXX Cornerstone and ezyVet target the same broad market (multi-doctor general practices and groups) but represent different generations of vet PMS. Cornerstone is a server-based PMS that has been the IDEXX-tied standard for two decades and remains the most common PMS in established US GP and specialty practices. ezyVet is a modern cloud-native PMS with broad open-ecosystem support and stronger specialty/ER workflow tooling.
Pricing for both is contact-sales with no public list price. Cornerstone has historically been priced as a one-time license plus annual maintenance, with cloud hosting now offered through IDEXX. ezyVet runs subscription per FTE with module add-ons. Indicative landed cost for a 4-DVM practice runs $800-$1,400/mo on either platform once all modules are active; the difference comes down to what counts as included vs. add-on.
The strategic gap is architecture. Cornerstone is a powerful, mature, server-based platform with a polished client list and deep IDEXX integration. ezyVet is cloud-native with a wider ecosystem and faster pace of feature delivery. Practices running heavy IDEXX diagnostics often start on Cornerstone and migrate to ezyVet when the cloud advantages outweigh the IDEXX integration depth.
The Verdict
IDEXX Cornerstone wins for established practices already invested in IDEXX diagnostics and imaging that want native, on-prem-grade integration with no cloud-migration risk. ezyVet wins for practices ready to move to cloud-native PMS, want open ecosystem freedom on labs and tools, or run specialty/ER/equine workflows that demand configuration flexibility. The decision is rarely about feature lists. It is about whether the clinic is ready to leave server-based PMS for cloud and whether the IDEXX integration premium pays back.
Feature Comparison
| Dimension | IDEXX Cornerstone | ezyVet |
|---|---|---|
| Architecture | Server-based (on-prem option + IDEXX cloud hosting) | Cloud-native, multi-tenant |
| Pricing model | License + maintenance + hosting | Per-FTE subscription |
| IDEXX integration | Native, deepest in market | Strong via API but not native |
| Imaging integration | Native with IDEXX ImageVue + Web PACS AI | Strong via API with all major vendors |
| Pharmacy ecosystem | Open (Covetrus, MWI, VetSource, Patterson) | Open (Covetrus, MWI, VetSource, Vetcove) |
| AI scribe | Integrates with major scribes | Integrates with major scribes |
| Specialty/ER fit | Solid; long history in specialty | Strong with deeper config flexibility |
| Implementation time | 90-180 days typical | 60-120 days typical |
| Update cadence | Quarterly releases | Continuous cloud delivery |
| Mobile access | Limited; on-prem constraint | Native cloud, anywhere access |
| Customer concentration | Established IDEXX-equipped practices | Modern cloud-first practices |
| Disaster recovery | Local backup responsibility | Vendor-managed cloud DR |
Where IDEXX Cornerstone Wins
**Native IDEXX integration depth.** Cornerstone is the only PMS where IDEXX diagnostics flow natively without API translation. In-house analyzer results, reference lab integration, IDEXX Web PACS images, and VetConnect Plus all surface in the patient record without integration overhead. For practices running heavy IDEXX diagnostics volume, the integration depth matters operationally.
**Maturity and stability.** Cornerstone has been the established US GP standard for 20+ years. The platform handles every routine vet workflow without configuration surprises, the staff training material is mature, and the IDEXX support organization is well-staffed. Practices switching to Cornerstone from older PMS rarely encounter platform-stability issues.
**Specialty and referral hospital trust.** Cornerstone has long held a strong position in specialty and referral hospitals, partly because IDEXX diagnostics is the default at those practices. The platform handles complex case management, multi-clinician notes, and referring-DVM communication workflows that practices have refined over decades.
**Total cost predictability.** Cornerstone's license + maintenance model gives practices a predictable long-term cost line. Per-FTE subscription pricing on ezyVet scales with practice growth in a way Cornerstone licensing does not, which matters for clinics planning to add doctors steadily over 5-10 years.
Where ezyVet Wins
**Cloud-native architecture.** ezyVet runs entirely in the browser with no on-prem server, no local IT, no backup responsibility, and no Windows-server lifecycle. Multi-location operators can run a single ezyVet tenant across all sites without the VPN/replication complexity Cornerstone requires for multi-site setups.
**Open ecosystem freedom.** ezyVet integrates with the full vet ecosystem through open API: every lab vendor (IDEXX, Antech, Zoetis, Heska), every AI scribe, every client comms platform, every pharmacy fulfillment partner. Practices keep tool choices flexible as the ecosystem evolves rather than being locked into the IDEXX stack.
**Workflow configuration depth.** ezyVet supports per-discipline templates, specialty-specific SOAP structures, and complex billing rules without consulting engagement. Cornerstone configuration generally requires IDEXX professional services for non-default workflows.
**Continuous feature delivery.** ezyVet ships new features continuously across the cloud platform. Cornerstone releases quarterly with longer test cycles. For practices that value being on the latest scribe, client-comms, or AI-workflow features as they ship, ezyVet's cadence pays back.
Choose IDEXX Cornerstone if...
your practice runs heavy IDEXX diagnostics, your team prefers on-prem or near-on-prem stability, you are happy with quarterly releases over continuous cloud delivery, or your operational risk tolerance prefers a 20-year-mature platform over a newer cloud-native option.
Choose ezyVet if...
you want cloud-native architecture without on-prem servers, you run specialty/ER/equine workflows that need configuration flexibility, you want open ecosystem freedom on labs and tools, or you operate multiple locations and want a single tenant without VPN complexity.
Pricing Scenario
**Single-location 4-DVM established GP with full IDEXX in-house diagnostics:** Cornerstone landed cost runs roughly $1,000-$1,500/mo when amortized across license + maintenance + IDEXX cloud hosting. ezyVet runs $900-$1,300/mo per-FTE subscription. Roughly even at this scale; the IDEXX integration depth typically carries Cornerstone for IDEXX-heavy practices.
**Multi-location 3-site GP group with 10 DVMs:** Cornerstone runs $2,500-$4,000/mo amortized but requires per-site server hardware and IT support, adding $1,000-$2,000/mo effective cost. ezyVet runs $2,500-$3,800/mo with no infrastructure overhead. ezyVet wins by $1,000-$2,000/mo total when full cost is accounted for.
**Specialty referral hospital with 12 DVMs across surgery, internal medicine, oncology:** Cornerstone runs $3,000-$4,800/mo. ezyVet runs $3,000-$4,500/mo with stronger specialty workflow configuration. ezyVet wins on operational fit; Cornerstone wins on continuity if the practice has 20-year history on the platform and switching cost is high.
Integrations
**IDEXX Cornerstone:** Native IDEXX reference labs, in-house analyzers (Catalyst, ProCyte, SediVue), VetConnect Plus, IDEXX ImageVue + Web PACS AI imaging, Vello/Pet Health Network client comms. Open integrations: Covetrus, MWI, VetSource pharmacy; Antech reference labs; Zoetis; major AI scribes (Talkatoo, Scribenote, VetRec, CoVet); payment processors including OpenEdge, CareCredit, ScratchPay.
**ezyVet:** Open API supporting IDEXX, Antech, Zoetis, Heska reference labs and in-house analyzers; Sound, IDEXX, and most imaging modalities; Covetrus, Vetcove, VetSource, MWI pharmacy; Talkatoo, Scribenote, VetRec, CoVet, Digitail scribes; PetDesk, Vetstoria, Rapport, Otto, Weave client comms; Stripe, OpenEdge, CareCredit, ScratchPay payments; plus 200+ specialty integrations.
Frequently Asked Questions
Can I keep using IDEXX diagnostics on ezyVet?
Yes. ezyVet integrates with IDEXX reference labs and in-house analyzers through public API. Results flow into the patient record and Web PACS images view. The integration is solid for routine workflow but not as deep as Cornerstone's native IDEXX wiring; practices doing extremely high IDEXX volume occasionally notice friction on edge-case workflows.
How big a deal is the on-prem vs cloud difference in practice?
For single-location practices with stable IT, the operational difference is modest. For multi-location practices, traveling vets, or practices without dedicated IT, cloud-native ezyVet has a real operational advantage: no server lifecycle, no backup management, no VPN configuration, and anywhere access. Cornerstone's cloud-hosting option closes the gap but does not match a native multi-tenant cloud architecture.
What is the realistic migration effort from Cornerstone to ezyVet?
Plan 90-180 days for a single-location practice and 6-12 months for a multi-location group. Patient records, owner records, and transaction history export reliably. The hard work is rebuilding templates (SOAP notes, treatment plans, discharge summaries do not map 1:1), reconfiguring lab and imaging integrations, retraining staff, and running parallel for 4-8 weeks. Budget $15,000-$40,000 in implementation services for single-location and meaningfully more for multi-location.
Which has better support for specialty hospitals?
Both work. Cornerstone has long specialty hospital adoption and the platform has been refined for specialty workflow over decades. ezyVet's per-discipline configuration flexibility makes it easier to adapt to unusual workflows that Cornerstone would route through IDEXX professional services. For specialty hospitals starting fresh, ezyVet's configuration flexibility usually wins. For specialty hospitals with 10+ years on Cornerstone, switching cost rarely justifies the move.
How do AI scribe integrations compare across the two?
Roughly even. Both integrate with the major vet AI scribes (Talkatoo, Scribenote, VetRec, CoVet) through standard API. Talkatoo and Scribenote both publish integration details for Cornerstone and ezyVet. The doctor-side workflow is similar across both PMS once the scribe is configured. ezyVet's cloud architecture occasionally makes the scribe integration faster to set up since there is no on-prem connector.
Which is better for de novo practices?
ezyVet, in most cases. De novo practices in 2026 prefer cloud-native platforms to avoid on-prem IT setup costs and lifecycle planning. ezyVet also ships faster default configuration for new GP practices than Cornerstone, which historically benefits from IDEXX professional services engagement during setup. Cornerstone is still a strong de novo choice for practices committing to a full IDEXX diagnostics stack from day one.
What about pharmacy fulfillment differences?
Both platforms integrate with the major pharmacy fulfillment vendors (Covetrus, VetSource, MWI, Vetcove). Practices running home delivery see comparable workflow on either PMS. Cornerstone's IDEXX-tied default is Vello for client comms which is tightly integrated with home delivery in the IDEXX ecosystem; ezyVet practices typically run PetDesk or Vetstoria for comparable workflow.
How does IDEXX's long-term roadmap affect this decision?
IDEXX has invested in cloud hosting for Cornerstone and continues to ship Cornerstone updates, but the strategic direction is increasingly cloud-first across the IDEXX software portfolio (Neo, ezyVet's competitors). Practices buying Cornerstone in 2026 should plan for continued vendor investment but not assume Cornerstone will lead IDEXX feature delivery long-term. For practices wanting to be on IDEXX's go-forward platform, IDEXX Neo (for SMB) or a cloud-native PMS like ezyVet (for mid-market) is the safer long-term bet.
Reviewed by Rome Thorndike. Last verified 2026-05-12.
Pricing, features, and ratings are based on vendor documentation, public filings, product demos, and feedback from sales teams using these tools in production. We update reviews when vendors ship major releases or change pricing.