Meet our wonderful Veterinarians

Internal Medicine

  • Billy Pullen, DVM, DACVIM (SAIM)

    Dr. Pullen grew up in the Chattanooga area where he attended both elementary and high school. He continued a Pullen family tradition by attending the University of Georgia where he earned a B.S. in Biology, 1996, and a Doctor of Veterinary Medicine in 2000. After leaving Athens, he completed a rotating internship at Garden State Veterinary Specialists in New Jersey. He dove back into general practice but soon realized that his primary interests were finding solutions to the mysteries of internal medicine. He soon went on to complete an internship at the University of Tennessee-Knoxville and then a small animal internal medicine residency at the University of Pennsylvania. Since that time, he has practiced in academia and predominantly private specialty practices. His interests include gastrointestinal, autoimmune disorders, and critical care. Dr. Pullen is married to Claudia, and they have two young sons, Luca and Connor. In September of 2016, Dr. Pullen opened Veterinary Care and Specialty Group with the primary focus of providing the best medical care possible for pets.

  • Amy Holford, VMD, DACVIM (SAIM)

    Dr. Holford was born in Delaware and was raised in Pennsylvania. Dr. Holford attended veterinary school at University of Pennsylvania, did her internship at Garden State Vet Specialists and her residency in internal medicine at the University of Tennessee. She was then part of the medicine faculty at UT. For the past ten years, she has been one of the main clinicians that runs the Community Practice rotation at UT, allowing the fourth-year students the freedom to “be a doctor” on their own, while under supervision. She particularly loves endocrinology, geriatric medicine and communication. Dr. Holford is a huge foodie, loves wine and bourbon and live entertainment (musicals, concerts, etc.). When she’s not working or going out, she is taking care of her animals on her new mini farm and fixing up her new house that was built in 1940.  

  • Amy Tamulevicus,

    Dr. Tamulevicus grew up in New Jersey. She graduated in 2003 from Veterinary School at Tufts University in Massachusetts followed by an internship at Garden State Veterinary Specialists and a residency at Kansas State University. Dr. Tamulevicus was boarded in Small Animal Internal Medicine in 2010. After spending most of her working days in private practices in the Northeast, she is coming to VCSG from a private practice in Charleston, SC. The main Internal Medicine interests of Dr. Tamulevicus include endocrine disease, immune-mediated disease, and renal disease. However, she enjoys all aspects of Internal Medicine. Dr. Tamulevicus is married to a veterinarian, and they have five crazy cats named William, Rosalita, Cassandra, Chadwick (who has a new nickname of Chad-anooga!), and Eli. Outside of work, she enjoys traveling in the United States and internationally with her husband, paddleboarding and kayaking, hiking, birding, music, and reading. In addition, Dr. Tamulevicus enjoys discovering the best local craft beers!

Emergency Critical Care

  • Reid Groman, DVM, DACVIM, DACVECC

    Reid Groman is originally from Long Island, New York. He completed his undergraduate studies at Binghamton University and earned his veterinary degree from Colorado State University in 1994. After completing an internship at Texas A&M, he spent two years in general practice. Dr. Groman went on to complete a three-year residency in Internal Medicine at Texas A&M, followed by a two-year fellowship in Critical Care Medicine at the University of Pennsylvania, and a one-year fellowship in Nephrology and Hemodialysis at UC-Davis. Dr. Groman then spent eight years as clinical faculty at the University of Pennsylvania’s School of Veterinary Medicine. Most recently, he spent six years working at two large referral hospitals in New Jersey where he developed and implemented critical care as a dedicated and collaborative service. Dr. Groman happily sees dogs and cats with routine emergencies, in addition to patients with life- threatening illnesses or injures requiring urgent stabilization and critical care. 


  • Jeffrey Peck, DVM, DACVS

    Dr. Peck grew up in South Florida. He attended the University of Florida for his undergraduate education. Dr. Peck went to veterinary school at Tufts University and graduated in 1992. In 1996, he completed a Surgical Residency at Iowa State University and then became a clinical instructor at the University of Missouri. Dr. Peck has been a staff surgeon at Affiliated Veterinary Specialists in Maitland, Florida, for 23 years and has also served as the surgical residency program director at AVS. He has been very involved in the ACVS as President and Chair of the Board. Joint replacement surgery has been his primary area of research and is the
    subject of numerous published articles and a textbook. As a Major in the U.S. Army Reserves, he will be transferring to the Inactive Ready Reserve in 2020. Dr. Peck is married to Kathy, his high school sweetheart, and their daughter is Kayla. An English springer spaniel, a Boston, and a Pug complete the family. His main hobbies
    are running (17 marathons!) and woodworking. 

  • Ray Rudd, DVM, MS, DACVS

    Dr. Rudd received his Doctorate of Veterinary Medicine from the University of Tennessee in 1981 and completed his internship and surgical residency at Purdue University in 1985. He taught surgery at Kansas State University and conducted research and development for Ethicon Endosurgery in Cincinnati to progress minimally invasive surgical techniques. Dr. Rudd opened his own private veterinary clinic, Braelinn Village Animal Hospital, in Peachtree City and developed a surgical practice within the hospital complete with an MRI. In 2007, Dr. Rudd joined the United States Army Reserve. Having served in Afghanistan and Kuwait, Dr. Rudd says, “Working for the Army as a veterinarian has been an incredible experience.” After working with Animal Emergency and Specialty Center for several years, Dr. Rudd returned to Braelinn Village Animal Hospital. Dr. Rudd and his wife live in Peachtree City and have four grown children. He enjoys spending time with his family whenever possible.  

  • Jeff Nunley, DVM, DACVS

    Dr. Nunley graduated from the Davis Veterinary School at the University of California in 2011. This four- year program confirmed his desire to come a veterinary surgeon. After graduating, he accepted a one-year small animal rotating internship at Michigan State University.After completing his internship, Dr. Nunley entered the prestigious small animal surgical residency program at the Animal Medical Center of New York,the oldest and largest veterinary hospital in the country. This residency program involved high volume exposure to state-of-the-art orthopedic and soft tissue surgical procedures in small animals. He honed his unique interest in orthopedics and surgical oncology during this time.After successful completion of his three year residency in 2015, Dr. Nunley moved back to Nashville, TN, with his wife and children. He opened Tennessee Veterinary Surgical Specialists, his mobile specialty surgical practice.


  • Christiane Massicotte, DVM, MS, PhD, DACVIM

    Dr. Massicotte received her Doctorate of Veterinary Medicine from the University of Montreal in 1994. She
    completed an internship program at the University of Minnesota and a residency program at the Virginia-Maryland Regional College of Veterinary Medicine. While participating in her residency program, Dr. Massicotte concurrently earned a Master’s degree in Neurotoxicology. While at Virginia Tech, she obtained her PhD and then earned her board certification as a Diplomate in Neurology at the American College of Veterinary Internal Medicine. She served as Assistant Professor of Neurology at the University of Pennsylvania
    and has been Director of the Neurology/neurosurgery Department at Animal Emergency and Referral Associates in Fairfield, NJ, since 2005. She enjoys farmland, the outdoor, walking with Crescendo and
    Maestro, her Collies, riding Stella and Amber Moon, her mares, and taking her morning coffee talking with Figaro, her bird. She owns a black belt in Teakwondo.  


  • Kim Johnson, DVM, DACVIM

    Dr. Kim Johnson is an Army brat from Memphis, TN. She graduated from Mississippi State College of Veterinary Medicine and completed a rotating internship in small animal medicine and surgery at the University of Tennessee in 2003. (As a matter of fact, she and Dr. Pullen were intern mates.) She completed a Small Animal Oncology residency at the University of Missouri and became a Diplomate of the American College of Veterinary Internal Medicine in 2007. She remained on faculty as a Clinical Instructor before returning to Mississippi State University as an Assistant Professor where she was the only veterinary oncologist in the state of Mississippi. Following her two-year stint at MSU CVM, she joined Blue Pearl Veterinary Partners becoming the first veterinary oncologist in Nashville. She played a key role in building the reputation and strength of Blue Pearl as a premier veterinary referral clinic for middle Tennessee. She built a successful oncology service from a one doctor/one technician practice to a two doctor/four technician service in seven years. She is now starting a new chapter and is the President/CEO of PetCancerConsulting, LLC. This includes telemedicine and a busy locum practice. When off duty, she enjoys SEC sports, especially football. She also thoroughly enjoys traveling and spending time with her friends and family. As part of our Oncology Department, Dr. Johnson promises consistent, reliable assistance with your oncology case management to ensure the greatest quality of life for pets with cancer.


  • P. K. Hendrix, DVM, PhD, DACVA

    Dr. P.K. Hendrix received her DVM from the LSU School of Veterinary Medicine in 1987. Her first few years as a veterinarian included mixed animal practice and serving as a veterinary anesthetist at LSUSVM. In 1989, she entered the University of Minnesota College of Veterinary Medicine for her Anesthesia Residency and Ph.D. from 1995 to 2001. She served as Associate Clinical Specialist at the University of Minnesota College of Veterinary Medicine. During that time, Dr. Hendrix also became a Diplomat in the American College of Veterinary Anesthesiologists. In 2001, she began a seven-year commitment as Clinical Associate Professor at Mississippi State University College of Veterinary Medicine followed by five years with Nashville Veterinary Specialists as a Clinical Anesthesiologist. Before joining the staff of VCSG, Dr. Hendrix served as a Clinical Anesthesiologist at RIVER for three years. Beside her as an important part of this journey as a veterinarian has been her high school sweetheart and husband, Mitch, who has been a “wonderful and supportive man!” 

Rehabilitation/Physical Therapy

  • David Levine,
    PT, PhD, DPT, CCRP

    Dr. Levine grew up in New York. He attended the University of New England and became a physical therapist in 1986. He completed postgraduate work in orthopedics and exercise science at Boston University and the University of Tennessee where he received his PhD in 1994. Dr. Levine is also a professor at the University of Tennessee’s College of Veterinary Medicine. Dr. Levine has been working and conducting research in animal physical rehabilitation since 1993 and is co-editor of multiple veterinary books, including Canine Rehabilitation and Physical Therapy, Essential Facts of Physiotherapy in Dogs and Cats, and Gait Analysis: An Introduction. Dr. Levine has been married to Allison for 22 years, and their children are Lauren, Sarah, Hadley, and Ava. Two dogs and three cats complete the family. Dr. Levine’s main hobbies are boating and exercising.


  • Jonathan Goodwin, DVM, DACVIM

    Dr. Goodwin is a graduate of Cornell University and received his Doctor of Veterinary Medicine from Tuskegee University. He also completed an internship at Coral Springs Animal Hospital. At Purdue University, he completed a Master's degree in Cardiac Physiology and a Cardiology residency. Services offered by Dr. Goodwin include full comprehensive consultations with complete cardiac evaluations to help diagnose and treat congenital or acquired heart disease and malformations.


  • Stefanie Sullivan,

    Dr. Sullivan is a Chattanooga native. She graduated from Ooltewah High School and obtained a Bachelor of Science degree in Biology from the University of Tennessee at Chattanooga. She subsequently made her way to an island (Grand Cayman to be exact), where she laid on the beach, snorkeled, dove, and studied Veterinary Medicine. After three years of living on island time and completing her course work, she made her way to Indiana where she finished her clinical year at Purdue University. She received her Veterinary degree in 2009 from St. Matthew’s University. Dr. Sullivan moved back to Chattanooga and began working at an emergency and specialty practice. She did a one year rotating internship and then worked for a year as an emergency clinician. She has spent the last few years working and training for a residency in emergency and critical care. In her free time, she enjoys getting outside, traveling and spending time with friends and family. She and her boyfriend have five dogs that keep them busy (Timber, Piper, Ziggy, Remi, and Ashe).

  • Jake Barnett, DVM

    Dr. Jake Barnett is another local that grew up on a farm in Chattanooga and has been away for the past 10 years pursuing his Veterinary career. He began his college experience at Tennessee Wesleyan in Athens, TN, where he received his bachelor’s degree in Biology and played college baseball. As a college student he quickly began to fall in love with Veterinary medicine and soon decided to chase that dream. He attended the University of Tennessee College of Veterinary Medicine and received his degree in 2015. After school Dr. Barnett practiced general medicine on the other side of the country near Sacramento, California. He soon learned, however, that he missed the south and returned home to begin emergency practice. He has been interested in the more critical aspects of medicine and highly enjoys the larger impact he can make in animals that are truly in need of help. His primary interests are surgery, internal medicine, and spending extra time with clients to help them understand the situation.In his free time, Dr. Barnett enjoys all aspects of the outdoors. He can often be seen kayaking, hunting, fly fishing, mountain biking, or hiking. He is scuba certified and truly has a passion for all animals on the land and in the sea. In addition to this he is a devoted sports fan and enjoys many of our local teams. He is excited to be back in the Chattanooga area and often likes to explore the downtown scene. He lives with his two daughters; a chocolate Labrador named Cabela and a dachshund mix named Goose.

  • Michael Krigbaum, DVM

    Dr. Krigbaum is a 2012 graduate of the Virginia-Maryland College of Veterinary Medicine at Virginia Tech. He has lived in Chattanooga since graduating from veterinary school and has been a general practitioner prior to joining VCSG. His interests outside of practicing veterinary medicine include spending time with his wife, Anna, and spoiling their dog and four cats. He also enjoys traveling and long-distance running. He enjoys watching sports, especially Virginia Tech and any of the professional sports teams based in Washington, D.C.

  • Sarah Childers, DVM

    Dr. Childers received her B.S. Animal Science from the University of Tennessee and graduated from the University of Tennessee College of Veterinary Medicine in 2017. She has a passion for emergency medicine and neurology and has completed many externships at neurology specialty clinics and emergency clinics. Dr. Childers has traveled on international veterinary mission trips in countries like Bolivia, Honduras, and Namibia, in addition to national trips including Alaska and Texas. After spending a short period of time in general practice, Dr. Childers realized that emergency medicine is her true calling. As the Lead Veterinarian, she has been working at a small zoo and as a full-time emergency clinician over the past few years near Virginia Beach. Happy to be returning to her hometown, she enjoys painting, quilting, reading mystery novels, running 5K races, playing sports, such as soccer and tennis. She has two German Shepherd dogs and loves to take them hiking, walking, and jogging. 

  • Wayne Zuvers, DVM

    Dr. Wayne Zuvers is a 1999 graduate of Mississippi State University College of Veterinary Medicine. He received his BS Degree in Agribusiness and Environmental Resources from Arizona State University. Prior to veterinary school, he served as a Public Health Chemist for the State of Arizona. Having served as a practice manager in Phoenix, Dr. Zuvers has practiced for 21 years with an emphasis in emergency medicine and critical care. For the past several years, he has been the Medical Director at Northwest Georgia Veterinary Emergency Center in Rome. Special interests include snake envenomations, internal medicine, and soft tissue
    surgery. Another special interest included working for the City of Surprise Fire Department in Crisis Response. He is married to Amy, and they have six children and a Great Dane named Millie. He enjoys horseback riding, hiking, movies and is an avid collector of Al Hirschfeld lithographs and Star Wars memorabilia.  

  • Natasha Jones, DVM

    Dr. Natasha Jones is a 2007 graduate of the University of Georgia College of Veterinary Medicine. Go DAWGS! Before becoming a veterinarian, Natasha was a high school and middle school band director. Her husband, Brendan, is a musician, as well, and plays the dobro in a bluegrass band called Fairmount Hayride and is a song leader and deacon at their church. Natasha and her husband moved to North Georgia after graduation where she worked in small animal practice. They were blessed to have a daughter, Aubrey. Their other family members are their two dogs, Hazel and Boone. They moved to the Chattanooga area and have lived and worked here since July 2015. In 2018, Natasha created her own company, Paws and Relax Veterinary Services, to provide relief services for other veterinarians and give other vets the opportunity to have time off from their work and foster a positive work/life balance. Natasha enjoys college football, living in the mountains, reading, music, spending time with her family and traveling. Natasha’s special interests include surgery, internal medicine and emergency medicine.

  • Denise Radford, DVM

    Dr. Radford grew up in a small town in Illinois surrounded by farmland, family, and animals. She knew since she was a kid that she wanted to be a veterinarian. To chase her dream, she started working in veterinary hospitals when she was just a teenager. She graduated from the University of Illinois with the highest honors in 2010 and started veterinary school there the following semester. Since obtaining her DVM degree in 2014, Dr. Radford has moved a lot with her husband. She is thrilled to be settled in our beautiful area and is proud to call it home. On her time off, Dr. Radford loves to be outdoors hiking, kayaking and exploring with her 4-legged family and husband. Passionate about offering great quality of care to her patients and their people, Dr. Radford is thrilled to be working with the amazing team at VCSG.

  • Micah Woods, DVM

    Dr. Micah Woods is a graduate of McCallie School.  He completed his undergraduate work at the University of Kansas with a degree in Molecular Biosciences with an emphasis in Cell Biology.  After graduating from St. George’s University School of Veterinary Medicine, he completed a year of clinical training at North Carolina State University.  Dr. Woods specializes in small animal and exotic animal medicine and surgery and is a member of TVMA, HCVMA, Association of Avian Veterinarians and Association of Exotic Mammal Veterinarians.  He and his wife, Karla, have two sons named Walker and Miller. Reef aquariums and the family tortoises, Little Foot (a red-foot tortoise) and Boca (a leopard tortoise) are among his favorite hobbies along with swimming and enjoying time at the lake with his family.

  • Christopher Perry,

    Dr. Christopher Perry is an emergency veterinarian at VCSG. Dr. Perry had aspirations of becoming a veterinarian since his early childhood years in Georgia. Prior to attending the University of Georgia for his veterinary degree, Dr. Perry held a wide range of animal related jobs from working in kennels, to milking dairy cows, and even breeding thoroughbred horses. Despite this wide range of experience with animals of all shapes and sizes, Dr. Perry still holds dogs and cats as his favorite. This love of companion animals propelled him to complete advanced training during a one year emergency internship. The training enhanced his medical skills and commitment to delivering the best in patient care. Following his internship, Dr. Perry spent almost two years in general practice in Virginia before returning home to Chattanooga. When not practicing medicine, Dr. Perry is most likely to be found enjoying the local outdoor activities with his Border Collie, Zoe. Additionally, he is an avid traveler. In fact, his enthusiasm for travel led him to study veterinary medicine in Brazil while obtaining his DVM degree. Dr. Perry says that he is excited to serve clients and their pets by maintaining the quality of care that VCSG is known for providing.


Office Hours

Our Regular Schedule

Monday - Sunday: