Meet Our Team

Get to know the team that cares for your pet.


Get to know our team!

We are solely dedicated to your pet’s care! We look forward to getting to know you,
and we hope you’ll take the time to scroll down and get to know us.

John Rozenbaum, DVM

Veterinarian / Owner

Read Dr. Rozenbaum's Bio

Dr. Rozenbaum graduated from Michigan State University’s College of Veterinary Medicine in 1990 with a strong interest in orthopedic and soft tissue surgery and diagnostic ultrasound. Dr. Rozenbaum has attended numerous continuing education seminars. Some of his specialties include fracture repair, surgery of the stifle joint, and abdominal ultrasound.

Rachel Vanhall, DVM

Dr. Vanhall 's Bio
Dr. Vanhall joined the AVMC team in January of 2023! We are very excited to have her on board. She not only is a Doctor of Veterinary Medicine she also has her Bachelors in Cell Biology and Genetics as well as a master’s degree in Zoology. In her free time, she enjoys attending continuing education seminars, reading, working out, hiking, and spending time with her two dogs and two cats. She is excited to bring all that she has to offer to AVMC and her clients including her love of dentistry, surgery, and diagnostic medicine.

Sara Gonsler

Practice Manager

Sara Gonsler's Bio

Hello! I am very excited to be joining the AVMC team. I have been in the veterinary industry for a little over 10 years now. I wouldn’t want to do anything else. My husband and I have 4 very eccentric cats that we wouldn’t change for the world. As well as 2 large and spoiled Sheppard Mixes. We enjoy hunting and fishing and any outdoor activities. I am so excited to bring all I have to offer here at Advanced Veterinary Medical Center.

Brandon, LVT

Veterinary Technician

Read Brandon's Bio

Brandon joined the AVMC Team in February of 2023 as a Licensed Veterinary Technician. Brandon graduated in 2018 from Macomb Community College with is veterinary technician degree. In his downtime he enjoys playing a wide variety of video games and anything nerdy as he likes to say! When not gaming Brandon enjoys playing with his new puppy Shiloh (posing in the photo with him) and his kitten Leo. 


Veterinary Technician
Read Angel's Bio
I joined the AVMC team in October 2023 and have been working in the veterinary field since 2018. I have a passion for emergency medicine, surgery, and pathology. Outside of working with pets, I love spending time with my husband and our two dogs and two cats, DIY projects, playing the drums, and continuing education.


Veterinary Assistant

Read Doug's Bio
Doug joined the AVMC team in December of 2022. Doug loves working with dogs and clients! He graduated from Eastern with his Bachelors in Physiology and is currently back in school to become a Licensed Veterinary Technician. In his spare time, he loves reading, card games and enjoying a cup of coffee, as well as spending time with his dog Tinkerbell.


Veterinary Assistant

Read Anthony's Bio
I’m very happy to be a part of the AVMC team. I have been in the veterinary field since March of 2021 and of the the AVMC Team since July 2023. I am a graduate of the Approved Veterinary Assistant Program at Macomb Community College as a CVA. I have a fur baby named Noah, who I rescued. I am looking forward to meeting everyone!


Veterinary Assistant

Read Stefanie's Bio
Hello, my name is Stefanie! I joined the Advanced Family in February of 2024 after working in Doggie Playgroup for almost 10 years. I am currently enrolled in the Penn-Foster Veterinary Technician Program and am very excited to finish that journey. I have volunteered with cats at several rescues over the years. Shih Tzus will always have my heart and you can see my boys pictured with me. I am so excited to show you what I have to offer!



Read Bri's Bio
Hello! I’ve been with AVMC since April of 2022. I’m so happy I found this place because everyone is so great here! I’ve been in the veterinary industry for 5 years and can not imagine switching to anything else. I have two dachshunds and one chihuahua mix who are full of energy. In my free time I love spending time with my daughter, fiancé, and our fur babies. We also enjoy being outdoors exploring new places together.



Read Wendy's Bio
I’ve been in the veterinary world for 20 years now. I enjoy helping clients with their fur babies and educating them on best care to ensure a healthy journey. I have a 2 year old beagle named Emmy. She enjoys lots of walks and snacks! I am very happy to be a part of this team.