Meet Our Doctors

Jeff Simmons, DVM, MS, DACVECC

Dr. Simmons is a Mississippi native, born and raised around Gulfport, MS. He graduated from the University of Southern Mississippi with his BS in Biology and English. After finishing there, he went to Mississippi State University and earned his DVM degree. Following graduation, Dr. Simmons moved to Northern Alabama and worked in a mixed animal practice.

Shortly after Dr. Simmons decided to further his training in emergency and critical care and was accepted into the Auburn University’s residency program for small animal emergency and critical care. During his residency at Auburn he also obtained a Master’s degree in Biomedical Science. After completing his residency at Auburn, he remained as a clinical instructor. After finishing at Auburn, he accepted a position at Purdue University as a clinical instructor until coming to Salt Lake City, Utah.

During the last 8 years Dr. Simmons has practiced in Salt Lake City as a Critical Care Specialist consulting with clients and general practice veterinarians on complicated, hard to manage, conditions.

Melanie Thompson, DVM, MVetSc, DACVIM

Dr. Melanie Thompson was born in Houston, Texas and was raised in Mesa, Arizona until moving to California for college. She received her Bachelor of Science (BS) degree in Animal Science from Cal State Polytechnic University in Pomona, CA.  She then attended UC Davis and graduated in 1998 from the School of Veterinary Medicine.

After completing veterinary school, Dr. Thompson completed an internship at Veterinary Medical and Surgical Group in Ventura, California. She then completed a three-year residency in internal medicine at the Western College of Veterinary Medicine in Saskatoon, Saskatchewan, Canada. Dr. Thompson also earned her Masters of Veterinary Science degree (focus on Diabetes mellitus) and passed the internal medicine board certification exam.

Upon completion of her residency in the summer of 2002, Dr. Thompson returned to California to work as a specialist at Veterinary Medical and Surgical Group.

Dr. Thompson came to Utah in 2012 and for the last 3 & ½ years has worked in Salt Lake City as an Internal Medicine Specialist consulting with clients and general practice veterinarians on complex internal medicine cases.

Dr. Thompson is interested in all aspects of internal medicine (endocrine, gastrointestinal, immune-mediated, infectious, liver, kidney, and respiratory disease).

Andrew Burton, DVM, DACVS-SA

Dr. Burton grew up in Salt Lake City, he graduated from Highland High school  and subsequently obtained a BS in Anthropology from the University of Utah. He completed his DVM at the Washington State College of Veterinary Medicine in 2010, and then completed a one-year rotating internship at WestVet in Boise Idaho, and a one-year surgical internship at the Las Vegas Veterinary Specialty Center. Following his internships, he moved to the mid-West, where he completed his three-year residency at the Iowa State College of Veterinary Medicine. After completion of his  residency he returned to Utah were he began practice, and passed the national surgical board exam. He has been practicing in

the Salt Lake Valley since 2015.

Dr. Burton enjoys spending time fishing and hiking with his wife Toshiko, daughter Hanna and two big dogs.

Clinical Interests: Canine Stifle Injuries, Fracture Repair, Arthroscopy, and Medical Research

Mark Langheinrich, DVM

Dr. Mark Langheinrich is a native of Salt Lake City, Utah. He attended the University of Utah, graduating with a Bachelorof Science in Biology with special interest in comparative anatomy and physiology. He then attended the University of California, Davis School of  Veterinary Medicine. During clinical rotations

he emphasized rotations with the emergency service and the intensive care unit. After graduating he completed a 1 year, rotating internship in San Diego, California. The internship focused on emergency and critical care with rotations in Internal Medicine and Surgery. He returned to Utah and has since continued to pursue his interest in Emergency Medicine. In his free time he enjoys exploring the local mountains with his wife, and his dogs, Oquirrh, Teton, and Madelyn.

Staci Gustafson, DVM

Dr. Staci Gustafson began her career in the veterinary industry in 1999 in Utah as a veterinary technician. In 2005 she began her pursuit to further her education and become a Veterinarian, graduating from Ross University in 2010. After graduation Staci began working here in Utah as a general practice small animal veterinarian. In 2013 Staci began her internship in Veterinary Emergency and Critical Care and completed her first year residency. During her free time Staci enjoys spending time with her family and friends, and her dog Walter.

Erin Johnston, DVM

Dr. Erin Johnston grew up in Southern California, developing a love for marine science, which brought her to veterinary medicine. When she wasn’t working at The Marine Mammal Center for pinniped rehabilitation she was playing competitive soccer. Undergraduate studies led her to the University of Washington in Seattle, Washington. She obtained a B.S. In Zoology and then elected to pursue veterinary medicine. St. George’s University School of Veterinary Medicine Grenada, West Indies provided her with her DVM degree, finishing clinical year at the University of Tennessee College of Veterinary Medicine. She found herself first year in private practice in McLean, VA, then joined her first specialty emergency and critical care hospital the year after.
Dr Johnston found her niche in emergency critical care medicine, marrying her love of oncology cases to complicated medicine cases, and soft tissue trauma and envenomations.
Dr. Johnston took a year off of critical care and emergency full time to work as a veterinarian in pinniped rehabilitation in Sausalito during the last El Nino season in California. It was a dream come true to join the team as relief veterinarian for the season and aid in conservation efforts of several species of pinnipeds.
In her free time Dr. Johnston loves to ski and enjoy really any activity outdoors.  Spending time with her smiling dog Poppy and new kitty Teague are also high on her list. She is a member of Christian Veterinary Mission, and hopes to have more mission trips in the near future. She loves the mountains and ocean, and has lived all over the U.S.. She is excited to be in Utah and offering emergency services to the community.

Teresa Kaiser, DVM

A Wisconsin Native, Dr. Kaiser completed her undergraduate and veterinary degree at the University of Wisconsin Madison. She completed a one-year emergency and critical care internship in a private referral center in Wisconsin and then worked as an ER clinician in a busy emergency and referral center in San Diego before relocating to Utah to join Mountain West Veterinary Specialists.

Dr. Kaiser loves the fast pace of emergency medicine, and caring for furry critters and their owners in their time of need. She has special interests in emergency surgery and trauma management. When she’s not working, you can probably find her trail running in the mountains, cooking, or hanging out with her two cats Mira and Malbec.