Same Day Appointments Available

  • 380 County Rd 39A, Southampton, NY 11968
  • Monday: 7am-5pm
    Tuesday: 8am-5pm
    Wednesday: 8am-5pm
    Thursday: 8am-5pm
    Friday: 7am-5pm
    Saturday: 8am-5pm
    Sunday: Closed

Swift and Skilled Veterinary Care

In case of emergencies that occur during our business hours, you do not need an appointment to bring your pet in for treatment. For exotic pet emergencies, please call ahead before coming in so we can ensure we’re able to provide the appropriate care for your pet.

Our emergency vet team is trusted by pet owners for urgent dog and cat care. As a leading animal hospital, we combine skilled veterinarians with compassion to guide every pet’s recovery.

Prompt Care When Your Pet Needs It

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Same-Day Care

For injuries or illnesses that simply cannot wait

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X-rays

Performed on-site to immediately diagnose fractures, stones, foreign ingestions, and more.

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Surgery

Scheduled surgeries with a skilled veterinarian on-site

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End-of-life care

Gentle, compassionate care during the most difficult time.

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Diagnostics + Testing

We offer in-house testing and partner with a trusted lab for advanced diagnostics.

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Treatment + Hospitalization

We provide immediate care to get your pet on the road to recovery. If overnight care is required, we will work with you to ensure a smooth transfer to a 24-hour facility for continued treatment.

Our hospital provides urgent treatment under one roof, from surgery to X-rays. Pet parents also rely on us for diagnostics, advanced procedures, and preventive services for Dogs and Cats

One Procedure. Lifelong Benefits.

Spaying and neutering can do more than prevent unwanted litters—it supports your pet’s overall health and behavior. Spay & neuter procedures lower the risk of certain cancers and infections, and help reduce behaviors like spraying, howling, or roaming. Choosing to spay & neuter your pet also means a calmer, healthier companion and a more peaceful home—for both of you.

Pet parents rely on our vet clinic for expert spay and neuter services. Our hospital combines compassion with medical skill to ensure the best outcome for every Dog or Cat.

A Team That Truly Cares

Meet the people that make Olde Towne Animal Hospital so special and who strive to give your pet the care and attention they deserve at each and every visit.

Dr. Marcy MacMillan

VMD & Co-Owner

Dr. Shona Carman

DVM

Dr. Rick Altieri

DVM

Dr. Maxwell Bergmann

DVM

Dr. Meg Summers

DVM

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Dr. Marcy MacMillan

VMD & Co-Owner

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Dr. Shona Carman

DVM

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Dr. Rick Altieri

DVM

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Dr. Maxwell Bergmann

DVM

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Dr. Meg Summers

DVM

Meet Our Co-Owner & Medical Director

Dr. Marcy MacMillan

Dr. Marcy MacMillan is dedicated to practicing veterinary medicine with a compassionate and personalized approach, ensuring the health and well-being of each patient while building strong relationships with their human families.

What Our Pet Parents Are Saying

Discover their experience with our compassionate team, ready to meet your pet's needs during office hours.

"Staff is friendly, did not have to wait long for my dog's exam appointment. Dr. Carman was thorough, patient and wonderful to work with and seemed to really care about my dog. I highly recommend Southampton Old Towne Animal Hospital."

- Chris C

Google

"Dr Marcy MacMillan is a brilliant veterinarian with a gentle and calming manner. Our dogs love going to Olde Towne for check ups and hoarding. Her staff is always on point. There’s only one best!"

- Zen B

Google

"Olde Towne Animal Hospital is a great veterinary office! Dr. Macmillan is an awesome vet and I highly recommend her! Also love Melissa, Nichole, and Maria! Thank you for taking such good care of my dogs!"

- Shaina C

Google

"The staff was great and provided feedback every step of the way during visit. Coming from out of town, we felt this was a great visit and experience. Thanks!"

- Steve T

Google

"The office is great to deal with, everyone always pleasant. Dr Macmillan is sensitive to your feelings. She never makes me feel rushed. I’m very happy"

- Rose L

Google

What Our Pet Parents Are Saying

Discover their experience with our compassionate team, ready to meet your pet's needs during office hours.

"I cannot express enough gratitude towards the staff today 7/8/2023. We are not clients yet they welcomed us as we had an unresponsive dog, coming from Huger. He would not have made it to the emergency vet. The wonderful staff stabilized him for us to carry on to the west ashley emergency vet. Their kindness will never be forgotten. Thank you my new friends!!"

- Christine H
Google

"It's obvious why this place has 5 star reviews across the board....DR Walter's was absolutely wonderful she was caring and communicating like a vet should....this place isn't the normal experience. I'd say she was a God send. Also I'd like to mention becca the vet tech was awesome and a pleasure to deal with. THANKS FOR EVERYTHING!"

- Daniel S
Google

"My pup, Rosie, and I moved to the area recently and decided to make Cainhoy Vet our home Vet! And wow I am so happy I did. We have been two times now and saw both Dr. Deford and Dr. Walter. They were so kind and friendly to my pup! Even though she was anxious and scared they did everything they could to make her feel at ease. Both times they were really good at explaining the cost of everything upfront and making sure I agreed. The pricing seems reasonable from what I’ve seen! Thank you Dr. Deford and Dr. Walter!!❤️🐾"

- Madi A
Google

"I recently switched to cainhoy vet and I’m very happy with the care my fur baby has received! Specifically Dr. Ingle! Something wasn’t right and she rechecked my Bruno and got him the best care possible. She is extremely knowledgeable, informative, and compassionate. Very happy we found her and her team!"

- Tiffany D
Google

"This was my second visit to this veterinary clinic. My first experience was about two years ago, during an emergency with my dog, and this visit was for my very grumpy cat. Both times—whether for an emergency or a routine wellness check—the staff was prompt, professional, and compassionate. After our dog was referred to a hospital for surgery, they followed up with the hospital and even sent a heartfelt card when he passed, despite having only seen him once. Their care and attention truly stand out."

- Lindsey B
Google

Prompt Care When Your Pet Needs It

Same-Day Care

For injuries or illnesses that simply cannot wait.

X-rays

Performed on site to immediately diagnose fractures, stones, foreign ingestions, and more.

Diagnostics + Testing

Done right in our hospital for less wait time and fast results.

X-rays

Performed on site to immediately diagnose fractures, stones, foreign ingestions, and more.

Same-Day Care

For injuries or illnesses that simply cannot wait.

X-rays

Performed on site to immediately diagnose fractures, stones, foreign ingestions, and more.

Surgery

Scheduled surgeries with a skilled veterinarian on-site

End-of-life care

Gentle, compassionate care during the most difficult time.

Treatment + Hospitalization

We provide immediate care to get your pet on the road to recovery. If overnight care is required, we will work with you to ensure a smooth transfer to a 24-hour facility for continued treatment.

SAME-DAY & NEXT-DAY APPOINTMENTS AVAILABLE!

Emergency Pet Care in

Southampton, NY

Emergency Vet In Southampton, NY