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Commack Animal Hospital

Commack Animal Hospital

3095 East Jericho Tpke | East Northport, NY 11731

Call 631-317-1057
Monday 8:00am - 8:00pm
Tuesday 8:00am - 8:00pm
Wednesday 8:00am - 8:00pm
Thursday 8:00am - 8:00pm
Friday 8:00am - 8:00pm
Saturday 8:00am - 4:00pm
Sunday 8:00am - 3:00pm
  • Animal Boarding
  • Animal Flea Control
  • Animal Grooming
  • Animal Microchipping
  • Declawing
  • Small Animal Vet
  • Spaying/Neutering
  • Veterinarians
  • Veterinary Dentistry
  • Veterinary Docking
  • Veterinary Euthanasia
  • Veterinary Medical Specialties
  • Veterinary Surgery
  • Veterinary Vaccinations
  • New Pet Initial Visit
  • Physical Exam

Commack Animal Hospital in East Northport, NY is a full service companion animal hospital. It is our responsibility not only to offer the best possible care for your pet, but to explain our recommendations so that you can make intelligent informed decisions.

Our goal is to practice the highest quality medicine and surgery with compassion and an emphasis on client education. Our entire healthcare team is committed to providing personal attention to the unique concerns of each individual pet owner.

At this site, you will find information about our services and an extensive Pet Medical Library for you to search for additional pet health care information.

Thank you for taking the time to read about our veterinary practice and the services we offer. We welcome your comments and suggestions.

We look forward to meeting you or seeing you again,

Drs. Rosenfeld, Koslow, Medema, Pettit and Caparosa

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Hospital Front Hospital Front
Hospital Front Hospital Front
Our Team Our Team
Large Kennel Large Kennel
Exam Room Exam Room
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Gary Koslow

Medical Director
Veterinary School: Cornell University

Dr. Koslow received his veterinary degree from Cornell University, College of Veterinary Medicine. After graduation, he worked at two small animal practices over three years. This time helped him to apply what he learned in veterinary school to general practice. In February 1977, he purchased Commack Animal Hospital with Dr. Rosenfeld. For 35 years they have remained partners and managers of the hospital.

Dr. Koslow enjoys interacting with staff, clients and students. His medical interests include dermatology and endocrinology.

In his free time, Dr. Koslow enjoys spending time with his family, including his wife, two children and their spouses, and two grandsons.

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Miranda Medema

Associate Veterinarian

Dr. Medema attended Purdue University College of Veterinary Medicine and received her veterinary degree in 2007. Following graduation, she completed a post graduate internship in internal medicine and surgery at the Animal Medical Center in Manhattan. When not working, she has two youngsters who she says keep her very busy away from work. She enjoys running, hiking, water sports and football.

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Irving Rosenfeld

Associate Veterinarian
Veterinary School: Cornell University

Dr. Rosenfeld received his veterinary degree from Cornell University, College of Veterinary Medicine. He has been with Commack Animal Hospital as owner and veterinarian since 1977. In his off-duty hours, he enjoys spending time with his family and golfing.

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