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Our Veterinarians

Dr. Samantha Aumann is a resident in our critical care service. She is holding a cat in her arms.
Samantha Aumann
DVM
Critical Care
Samantha Aumann
DVM
Critical Care
Servicing Locations
Dr. Samantha Aumann completed her internship and residency at the BluePearl Tampa hospital. Her clinical interests include emergency and critical care medicine and feline medicine and surgery.
  • Residency, Emergency & Critical Care, BluePearl Veterinary Partners, Tampa FL
  • Internship, Small Animal Medicine & Surgery, BluePearl Veterinary Partners, Tampa FL
  • Doctor of Veterinary Medicine, Mississippi State University, Starkville
  • Bachelor of Science, Animal Science, University of Georgia, Athens
Dr. Aumann likes to backpack, hike, kayak and watch movies with her husband. They have three cats: Zelda, Gypsy and Cricket.
Photo coming soon.
Mace Barton
DVM
Emergency Medicine
Mace Barton
DVM
Emergency Medicine
Servicing Locations
Dr. Casey Braginton is an emergency medicine. He is holding a black and white cat.
Casey Braginton
DVM
Emergency Medicine
Casey Braginton
DVM
Emergency Medicine
Servicing Locations
A dedicated emergency clinician, Dr. Casey Braginton’s interests include urethral obstruction, diabetic ketoacidosis and toxicities. He has also worked with hyperbaric oxygen therapy.
  • Internship, Small Animal Medicine & Surgery, VCA SouthPaws, Fairfax VA
  • Doctor of Veterinary Medicine, University of Florida, Gainesville
  • Bachelor of Science, Animal and Poultry Sciences, Virginia Polytechnic Institute and State University, Blacksburg VA
When not working, Dr. Braginton enjoys reading, visiting breweries and board games. He has two cats, Frodo and Dart, and a pit bull mix named Roo.
Dr. Jacob Klos is a doctor with our emergency medicine service. He is kneeling beside a large mixed breed brown and white dog.
Jacob Klos
DVM
Emergency Medicine
Jacob Klos
DVM
Emergency Medicine
Servicing Locations
After an internship in small animal internal medicine, Dr. Jacob Klos’ clinical interests lean towards internal medicine cases. He particularly enjoys endocrinology, immune-mediated diseases and infectious diseases.
  • Internship, Small Animal Internal Medicine, Animal Specialty & Emergency Center, Los Angeles CA
  • Internship, Small Animal Medicine & Surgery, Animal Medical Center, New York City
  • Doctor of Veterinary Medicine, University of Tennessee, Knoxville
  • Bachelor of Arts, Biology, Ripon College, WI
Dr. Klos and his wife enjoy outdoor activities such as hiking and camping, traveling, and dining at new restaurants. They have one dog, a hound mix named Mia and one cat named Woodford.
Dr. Brad Mackenzie is board certified in small animal veterinary surgery.
G. Brad Mackenzie
DVM, DACVS-SA
Surgery
G. Brad Mackenzie
DVM, DACVS-SA
Board Certified in Veterinary Surgery-Small Animal
Surgery
Servicing Locations
Dr. Brad Mackenzie has been a surgeon for a number of years and still enjoys the challenges of orthopedic surgeries, especially hip replacement. He looks forward to even greater advances in joint replacement surgeries in the future.
  • Diplomate, American College of Veterinary Surgeons-Small Animal
  • Residency, Small Animal Surgery, MedVet Center for Pets, Columbus OH
  • Internship, Small Animal Surgery, Affiliated Veterinary Specialists, Orange Park FL
  • Internship, Small Animal Medicine & Surgery, MedVet Center for Pets, Columbus OH
  • Doctor of Veterinary Medicine, University of Florida, Gainesville
Dr. Mackenzie enjoys going to the beach, playing golf, and spending time with his wife, daughter and twin boys. The family has two pets: Palmer is a golden retriever, and Maggie is a mixed breed.
Dr. Miguel Martinez is a doctor in our emergency medicine service.
Miguel Martinez
MS, DVM
Emergency Medicine
Miguel Martinez
MS, DVM
Emergency Medicine
Servicing Locations
With his master’s degree in biology, Dr. Miguel Isaac Martinez taught high school science for a year before vet school. He finds it gratifying to be able to work in emergency and critical care because he is able to assist families and their pets during some of the most difficult times.
  • Doctor of Veterinary Medicine, Tuskegee University, AL
  • Master of Science, Biology, North Carolina A&T University, Greensboro
  • Bachelor of Science, Animal Science, North Carolina A&T University, Greensboro
Dr. Martinez volunteers his time with community outreach and youth mentoring. An outdoor lover, he enjoys the beach, mountain biking and attending sporting events. He also likes to cook.
Dr. Susan Mendez is a doctor in our oncology service.
Susan Mendez
DVM
Oncology
Susan Mendez
DVM
Oncology
Servicing Locations
Dr. Susan Mendez finds all aspects of oncology rewarding and particularly enjoys treating lymphoma, leukemia and other blood cancers.
  • Residency, Medical Oncology, University of Pennsylvania, Philadelphia
  • Internship, Medical Oncology, The Oncology Service, Richmond VA
  • Internship, Radiation Oncology, University of Pennsylvania, Philadelphia
  • Internship, Small Animal Medicine & Surgery, Florida Veterinary Referral Center & 24-Hour Emergency and Critical Care, Estero FL
  • Clinical Rotation, Auburn University, AL
  • Doctor of Veterinary Medicine, Ross University, St. Kitts & Nevis, West Indies
  • Bachelor of Science, Biology, Florida International University, Miami FL
Dr. Mendez and her wife have three cats, a pit bull named Lola and a Chihuahua named Stewie.
Dr. Jessica Russell is a doctor in our emergency service. She is on the beach with her two dogs.
Jessica Russell
DVM
Emergency Medicine
Jessica Russell
DVM
Emergency Medicine
Servicing Locations
Dr. Jessica Russell is a doctor in our emergency service. She particularly enjoys treating wounds and severe skin injuries, thoracic trauma/pneumothorax and acute abdomens.
  • Clinical Rotation, Auburn University, AL
  • Doctor of Veterinary Medicine, Ross University, St. Kitts & Nevis, West Indies
  • Bachelor of Science, Biology, Allegheny College, Meadville PA
Dr. Russell likes hiking with her dogs, even the blind great Dane. Other favorite pastimes include outdoor activities, especially surfing and snowboarding.
Dr. Sharon Tenenbaum is board certified in veterinary anesthesiology and pain management.
Sharon Tenenbaum
DVM, DACVAA
Anesthesiology & Pain Management
Sharon Tenenbaum
DVM, DACVAA
Board Certified in Veterinary Anesthesia & Analgesia
Anesthesiology & Pain Management
Servicing Locations
Dr. Sharon Tenenbaum’s professional interests focus on acute and chronic pain management. She has also done research focused on using minimally invasive techniques to measure cardiac output in canine patients. Procedures Dr. Tenenbaum finds particularly rewarding include exploratory laparotomies (liver lobectomy, pheochromocytoma, septic patients), thoracotomies, and other procedures in which the patient has underlying cardiac or endocrine disease.
  • Diplomate, American College of Veterinary Anesthesia & Analgesia
  • Residency, Veterinary Anesthesiology & Pain Management, University of Florida, Gainesville
  • Internship, Small Animal Medicine & Surgery, VCA San Francisco Veterinary Specialists, CA
  • Doctor of Veterinary Medicine, University of Florida, Gainesville
  • Bachelor of Science, Biological Sciences, Florida State University, Tallahassee
Dr. Tenenbaum enjoys hiking and kayaking. Other favorite pastimes include cooking, music and interior design. After moving around her entire childhood, living in three different countries, it’s no surprise that she also enjoys traveling. She and her husband have two dogs: Sierra is a shepherd mix, and Chewie is a poodle/terrier mix.
Photo coming soon.
Kimberly Voisine
DVM, DACVIM
Internal Medicine
Kimberly Voisine
DVM, DACVIM
Board Certified in Veterinary Internal Medicine
Internal Medicine
Servicing Locations
Dr. Kimberly Voisine particularly enjoys performing ultrasounds, echocardiograms and endoscopies. Her clinical interests include cardiology, endocrinology and gastroenterology.
  • Diplomate, American College of Veterinary Internal Medicine
  • Residency, Small Animal Internal Medicine, Auburn University, AL
  • Internship, Small Animal Medicine & Surgery, Metropolitan Veterinary Hospital, Akron OH
  • Doctor of Veterinary Medicine, Michigan State University, East Lansing
Dr. Voisine enjoys being a spectator for almost all sports, especially college basketball, college and professional football, professional hockey and golf. She and her husband have a daughter, and three rescued pets, mixed breed rescue dog Chloe, and cats Ollie and Bentley.