Open 24/7

Greenlight Pet ER, Ocoee, FL

Former All 4 Pets Hospital

Serving Ocoee, Winter Garden, Windermere, and West Orlando with 24/7 emergency veterinary care. Our modern facility features digital X-ray, ultrasound, in-house laboratory and 24/7 ICU care.

1555 Boren Dr, Ocoee, FL 34761

Walk in — no appointment needed

On your way? Let us know.

Start your check-in before you arrive so our team can be ready to welcome you and help make your pet’s arrival smoother.

If your pet needs immediate attention, come directly to the hospital.

A NEW NAME

All4Pets Hospital is now Greenlight Pet ER

The hospital you knew as All4Pets is now Greenlight Pet ER Ocoee. Same building, same address at 1555 Boren Dr — now under the Greenlight Pet ER name, with emergency and urgent care open 24 hours a day, 7 days a week.

No appointment is needed. If your pet needs help, call us or walk in any time, day or night.

Reception area and self check-in kiosk inside the Greenlight Pet ER hospital in Ocoee, FL

Hospital Information

ADDRESS
1555 Boren Dr, Ocoee, FL 34761
HOURS
Open 24 hours a day, 7 days a week

Have questions about an emergency? Call this location directly. Our team can help you determine if your pet needs to come in right away.

COST & PAYMENT

What it costs, and how you can pay

We accept all major credit and debit cards, cash, CareCredit, and Cherry financing.

Credit & debit cards

Cash

CareCredit

Cherry financing

Inside Our Hospital

Take a look at our state-of-the-art facility designed for your pet's comfort and safety.

Front reception desk with self check-in kiosk at Greenlight Pet ER Ocoee
Waiting area at Greenlight Pet ER Ocoee
Private exam room at Greenlight Pet ER Ocoee
Treatment area with workstations at Greenlight Pet ER Ocoee
Digital X-ray room at Greenlight Pet ER Ocoee
Hospitalization kennels with infusion pumps at Greenlight Pet ER Ocoee
OUR SPACE

A clear view of the care your pet receives.

In an emergency, not knowing what is happening can be one of the hardest parts. At Greenlight Pet ER, our large glass window into the treatment area gives pet parents visibility into their pet’s care while preserving a safe, protected clinical environment.

This separation allows our medical team to provide the best possible care with the focus, cleanliness, and infection-control standards each patient deserves — while helping you remain connected to your pet’s journey.

A pet parent resting a hand on the glass window while a veterinary technician cares for her dog in the treatment area at Greenlight Pet ER.
The large glass window between the reception area and the treatment room at Greenlight Pet ER, with the in-house laboratory visible inside.

Meet Our Team

Our Ocoee team combines emergency veterinary expertise with genuine compassion for every pet.

Tatiana Polanco, Hospital Manager at Greenlight Pet ER Lake Nona

Tatiana Polanco

Hospital Manager

Tatiana Polanco is a Licensed Veterinary Technician with a degree from SUNY Delhi, New York. She has a decade of experience in ICU and Emergency Critical Care and is passionate about leadership, providing exceptional care to critical patients, and building strong client relationships. Outside of work, she enjoys life with dozens of plants, six chickens, two cats, and a dog.

Dr. Joni Shimp, DVM, Medical Director at Greenlight Pet ER

Dr. Joni Shimp

Medical Director

Dr. Joni Shimp, with over 20 years in veterinary medicine, surgery, and animal behavior, earned her DVM from North Carolina State University. She founded Cape Fear Raptor Center and excels in leadership, client care, and hospital management.

Services Available

Everything needed to diagnose and stabilize your pet, all under one roof, available 24/7.

Emergencies & Urgencies

Quality intensive care when the unexpected happens. Our team handles the full spectrum of veterinary emergencies 24/7.

Walk-In, No Appointment

No appointment necessary. Bring your pet in anytime and our team will evaluate them immediately.

In-House Laboratory

On-site lab testing provides faster results and accurate diagnostics, blood work, urinalysis, and more.

Digital X-Ray

High-resolution digital imaging for fractures, foreign objects, bladder stones, and more.

Ultrasound

Non-invasive imaging to visualize organs, detect fluid, and diagnose conditions in real time.

ICU & Hospitalization

24/7 ICU monitoring, IV therapy, oxygen support, and nursing care for critical patients.

Advanced Surgical Services and Care

Emergency procedures performed on site, from foreign body removal to abdominal surgery, with a doctor in the building all night.

Endoscopy

A flexible scope that can retrieve what your pet swallowed without an incision, and take biopsies when we need answers.

Isolation for Infectious Diseases

A separate space for contagious patients, so pets with parvo or other infections get full care without putting others at risk.

Our Google Reviews

—

★★★★★

Based on Google reviews

Posted on Google Google
Astrid B profile picture
Astrid B
3 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
+0
My boy Kiba had great care here. The staff were wonderful. Unfortunately some people don’t understand this is an ER and that there will be a wait. Those people are weak and will not survive the winter. I, on the other hand, would wait until the heat death of the universe if it meant my cat would be okay.
Posted on Google Google
Linda Guerriero profile picture
Linda Guerriero
5 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
I'm so happy that I brought my cat Sterling to this pet hospital. He was suffering from not being able to have a bowel movement. I thought he was going to die. Dr. Flower was so compassionate, and explained everything, calmed me down and really cared about Sterling. I thank you so much Dr. Flower so much for the compassionate way you treated my cat. Special thanks to technician Shivanie, very sweet caring person, she understood how I was feeling and made me feel more confident that I'm in the right place to help my cat. Also I want to give a shout out to CSR and Dayvee
Posted on Google Google
Tammy Whippie profile picture
Tammy Whippie
5 days ago
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+0
Thank you for helping Coco tummy feel better!
Posted on Google Google
Alondra Pedroso profile picture
Alondra Pedroso
6 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Came here because my cat had a urinary blockage that was close to killing him and the entire team took amazing care of him for the two days he was there. They were attentive, professional, compassionate and super communicative in every step. They were super understanding to my financially situation and helped find the best options for him to still be treated with proper care. I want to give my sincerest gratitude to everyone there and an extremely big thank you to Ryan who went above and beyond in helping my cat, because of you guys I was able to bring him home today and learn better ways to take care of him.
Posted on Google Google
Ivy Ortiz profile picture
Ivy Ortiz
11 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
+0
Clean, professional and honest. I appreciate the system and work flow they have.
Posted on Google Google
Nish Warren profile picture
Nish Warren
15 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Very friendly very helpful really appreciate their help
Posted on Google Google
Ana Lúcia Melo profile picture
Ana Lúcia Melo
22 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Great doctor and team! Compassion and profissional. They saved my dog’s life.
Posted on Google Google
Courtney Johnson profile picture
Courtney Johnson
28 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
We brought our dog in early evening on a Saturday night due to a heart issue. Lexi immediately came out of the back to see who we were and what we needed with Goose. She was very kind, professional and immediately took her back to get her vitals checked, and they ended up putting her on oxygen immediately. Ashley was very helpful and professional as well and helped explain everything that was happening and how we could proceed through the time she would be in their hospital. Dr. Holmes met with us and was very thorough, patient and compassionate. She answered all of our questions and didn’t rush us out. She took her time and truly cared about us and the situation that our dog was in. When we came up to visit over the next 48 hours, everyone is very accommodating. Shivanie came and spoke with us in depth and answered all of our questions to help put our minds at ease while they continued to treat Goose. When we spoke to Victor on the phone he was very kind and helpful. Everyone was just wonderful and provided us with the upmost care and compassion during a very hard time for us. They made us feel comfortable and safe, leaving our little girl there overnight and for a two day period. Katie, Jan, Carla and Gloria were all wonderful and took very good care of our sweet girl. Considering the circumstances, the way that we were treated along with the treatment Goose received, I highly recommend All 4 pets. Even though the hospital is under construction on the inside, the hospital area in the rooms were all very clean and well maintained. We appreciate everyone there and the help that we received that night and to be able to bring our little girl home safe, happy, healthy and alive was such a blessing. Thank you for giving her the care she needed.
Posted on Google Google
Kylie Grant profile picture
Kylie Grant
30 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
⭐️⭐️⭐️⭐️⭐️ All 4 Pets was absolutely fabulous! I truly cannot thank this team enough for what they did for our little baby today. One of our kittens had a terrible accident and cut her entire leg open. The wound was deep enough that we could see the tissue underneath, and we knew she needed immediate medical attention. All 4 Pets was the first place we thought of, and after today, I can confidently say we made the right decision. Unfortunately, we were not in a position to pay the full veterinary bill, and we were terrified because we genuinely didn’t know what we were going to do for her. But the staff did everything they could to help us. They cleaned her wound and stapled it closed, and they even helped us with medication by using some medications donated through a nonprofit donation box they have available. That meant so much to us. They didn’t just send us away because we couldn’t afford the full cost. They worked with us, cared for our kitten, and did everything within their ability to make sure she received the care she needed. It was more than we ever could have asked for. Everyone we interacted with was incredibly kind, compassionate, patient, and thorough. They made us feel like our little girl was safe and genuinely cared for. We trusted them with our baby completely, and they treated her with so much love and compassion. When you’re scared for your animal and don’t know how you’re going to afford the care they desperately need, having people step up and help you is something you never forget. What All 4 Pets did for us today was truly a blessing. Thank you, All 4 Pets, from the bottom of our hearts 🐾 Your kindness, generosity, and willingness to do everything you could for our kitten meant more to us than we can put into words. If you’re looking for a veterinary hospital where the staff genuinely cares about animals and the people who love them, I highly recommend All 4 Pets. We will never forget what you did for our little girl ❤️
Posted on Google Google
Carlos Estevez profile picture
Carlos Estevez
36 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
​It was great! I brought in a 10-day-old kitten I found, and they took care of it and cleaned it right up.

FAQ

Frequently Asked Questions
Ocoee

Everything you need to know before visiting our Ocoee emergency hospital.

We are located at 1555 Boren Dr, Ocoee, FL 34761, in west Orange County. We serve patients from Ocoee, Winter Garden, Windermere, Apopka, and West Orlando.

Our Ocoee hospital is open 24 hours a day, 7 days a week, 365 days a year — including all holidays. A veterinarian and full emergency team are always available.

No appointment is needed. Greenlight Pet ER Ocoee is a walk-in emergency hospital. Our front desk team will receive your pet immediately upon arrival.

Our Ocoee team treats dogs and cats of all breeds and sizes.

We accept all major credit and debit cards, cash, CareCredit, and Cherry financing.

Wait times vary based on the current volume and case severity. Every patient is triaged immediately upon arrival. Critical cases are always seen first, and our team keeps you informed throughout.

Yes. All4Pets Hospital at 1555 Boren Dr is now Greenlight Pet ER Ocoee. Same address, now open 24 hours a day, 7 days a week for emergency and urgent care — no appointment needed.

Don't Wait, Call Now

If your pet is experiencing an emergency, call our Ocoee hospital directly or walk in anytime.

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Greenlight Pet ER Arlington hospital entrance on South Cooper Street

ARLINGTON, TX

Coming Soon: November 2026

4102 S Cooper St Suite 4101, Arlington, TX 76015

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