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Pet ER

60 NY-25A Suite 1, Setauket- East Setauket, NY 11733, United States

4.7 (293 reviews)
Brand Independent
Property type Emergency veterinarian service ·  · 60 NY-25A Suite 1

About this hospital

Pet ER Emergency Access on Long Island

Pet ER lists 24-hour emergency availability, with (631) 247-3837 for phone contact. Located on Long Island, NY at 60 NY-25A Suite 1 in Setauket–East Setauket, it’s an independent emergency hospital set up for situations that can’t wait until regular clinic hours. If your pet needs urgent help in the middle of the night, this is the kind of facility you look for—call first if you can, then plan your route.

Long Island emergency vet context

On Long Island, emergency vets often see demand that clusters around after-hours issues: sudden vomiting or diarrhea, breathing trouble, seizures, injuries from walks or play, and complications that become obvious overnight. Setauket–East Setauket is in a built-up area with plenty of households and pets, so searches for emergency care may rise quickly when local day clinics are closed. When time matters, calling ahead can help you confirm intake steps and how quickly you’ll be seen.

Independent-practice angle

As an independent (not part of a chain), Pet ER operates with its own day-to-day decisions about staffing, triage flow, and how cases get handled once you arrive. Compared with larger corporate networks, that can mean fewer formal, chain-wide referral pathways and more case-by-case variability depending on what’s available at the moment. For owners, the trade-off is simple: you may get more local flexibility, while for complex situations you’ll still want to ask directly what level of diagnostics and treatment they can provide right now.

After-hours intake and what to expect

Because Pet ER is listed as a 24/7 emergency hospital, it’s designed for round-the-clock intake rather than “urgent care” hours only. In many 24-hour emergency settings, the process usually starts with a phone call if possible, followed by arrival for triage—especially if symptoms are time-sensitive. If you’re arriving around 3 a.m., plan for a quick assessment process and expect questions about your pet’s condition, timing, and any medications given before you came in.

Reception signals from the rating

Pet ER has a public rating of 4.7 across 293 reviews. That number can suggest steadier experiences in front-desk communication and how the visit process feels to pet owners, since there are enough reviews to smooth out random outliers. It doesn’t guarantee every visit goes the same way, but ratings in this range often reflect consistent expectations around intake clarity, responsiveness, and perceived value for emergency time. If something is unclear, ask at arrival.

What 293 reviews can help you do

With 293 public reviews, you have enough volume to read patterns rather than rely on a single story. Travelers and local owners can compare how different types of emergencies were handled, how communication landed, and whether people felt the process matched the urgency they were experiencing. Still, reviews are only one data point, and emergency outcomes vary by severity. If you’re deciding in the moment, the most important step is calling the hospital directly.

Before you visit: practical checklist

Before you go to Pet ER, consider calling first at (631) 247-3837 to ask about intake steps and timing. Bring any available records, including vaccination history, previous diagnoses, and a list of medicines or recent treats your pet has had. If you have them, also note when symptoms started and what changed since then. Finally, be ready for payment and paperwork requirements so you can focus on your pet once you arrive.

Location

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Contact & Links

Editor’s note

Useful when an independently-operated emergency hospital fits the case better than a chain and after-hours availability matters. Confirm by phone for time-sensitive cases.

Common questions

Is Pet ER open 24 hours?

Pet ER lists 24/7 emergency hours in our directory. As with any after-hours animal hospital, call before traveling — staffing or intake capacity can change without notice.

Should I call ahead before bringing my pet?

Yes — calling first lets the team confirm a veterinarian is on-site, that the case fits the hospital's scope, and that walk-ins are being accepted at that hour. A 60-second call can avoid a wasted drive.

What other emergency vets are in Long Island?

Our directory lists additional emergency veterinary hospitals serving Long Island. Use the "Other emergency vets" link in the sidebar to see the full city listing.

Listing reviewed: May 2026