Meet Our Veterinary Team

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We’re one big family.

Get to know the team that has dedicated their lives to taking the absolute best care of your pet.

Dr Beth Spencer (She/Her)

Medical Director

Dr Beth Spencer brings patience, perseverance, and compassion to her practice. As a Fear Free certified veterinarian, Dr Spencer takes time to work with pets so that they are comfortable during their visit. She emphasizes wellness and preventive care so her patients can stay happy and healthy.

Dr Spencer is dedicated to clear communication, helping her clients understand their pets’ healthcare options. She also coaches the next generation of veterinarians in their CSU communication labs every year.

As a parent, Dr Spencer strives to create a kid-friendly environment with snacks, books, and coloring. She always enjoys answering kids’ questions, knowing she might be inspiring a child to become a veterinarian!

Dr Spencer completed her undergraduate studies at Yale University and received her Doctor of Veterinary Medicine (DVM) from the Ohio State College of Veterinary Medicine. On weekends, Dr Spencer enjoys hiking, camping, skiing, reading, movies, and spending time with her husband Eric, her kids Phoebe and Shane, and her 2 dogs Mobi and Brownie.

Christine Dolce (She/Her)

Hospital Manager

Christine welcomes each client with a positive, friendly attitude. She is transparent about treatment and care and takes a flexible approach to service. By creating a clear plan with the owner, Christine helps vet visits go smoothly. Christine uses Fear Free strategies. She is skilled at reading animal body language, which lets her know what patients need. She adapts care as needed so that pets do not get stressed out. Her helpful, organized attitude helps the clinic stay efficient. Christine’s goal is to make a positive impact on clients and patients to ensure they have the best experience. She is constantly looking for new ways to make visits better.

An avid fan of Fear Free, Christine has completed her Fear Free certification and loves learning about behavior and how to keep pets from getting stressed.

Christine received her B.S. in Biology from the University of Potsdam. She is from New York and spent a month exploring America before settling in Colorado. She loves traveling to national parks, and her goal is to visit all 63. Her pets are Hudson, a Connemara Pony, and Odin, a rescue dog. She loves working with all animals but has a soft spot for dogs and horses.

Penn Chinudomsub, DVM


Dr Penn’s hardworking, down-to-earth personality and clear communication are just a few of the reasons her clients love her. She insists all of her patients have positive experiences at Goodheart, so she adjusts to their individual personalities and uses positive reinforcement and Fear Free techniques.

By attending large conferences every other year, Dr Penn stays informed and updated on her ever-evolving profession. She also keeps current by enrolling in continuing education events offered by local specialists in between conferences and subscribing to weekly veterinary podcasts.

Dr Penn believes that biannual preventative care is the best means of avoiding major health issues. She is especially interested in dentistry and soft tissue surgery. She is also passionate about shelter medicine and providing for shelter animals. Dr Penn has traveled abroad to provide veterinary care for under-resourced communities.

Born and raised in Southern California, Dr Penn received her undergraduate degree from the University of Wisconsin and attended veterinary school at Oklahoma State University. When not at Goodheart or traveling, she enjoys running, skiing, cooking, gaming (both video and board), photography, arts, and crafts. Her and husband Ryan share Lux, her cat that she adopted when she lived in St. Kitts, and her former barn cat, Kaylee.

David Liss, DVM


Dr David Liss’s clients love his compassionate and thorough approach to veterinary medicine. He empowers his clients to make the best choices for their pets, taking time to discuss all aspects of a treatment plan, its pros, and cons, and answer any and all questions. This way, Dr Liss ensures pet parents feel comfortable with and educated about their pet’s health plan. Clients also appreciate his empathetic, easy-going, and humorous personality.

Dr Liss is Fear Free and Low-Stress Handling certified. So, he can read the patient body language and change his tactics if he notices a pet start to get nervous.

He received his undergraduate degree from Emory University, where he double-majored in Biology and Psychology. He graduated with his DVM from the University of Illinois. And he completed his internship at Colorado State University. Dr Liss loved the Centennial State so much he decided to settle in Denver.

In his free time, Dr Liss enjoys concerts and music festivals. He also loves hiking, snowboarding, and exploring Denver’s food scene. While Dr Liss loves all animals, he is partial to cats. His two Tuxedo cats, Cosmo and Roo, have stolen his heart.

Cassie Jensen, DVM


Dr Cassie Jensen empowers pet parents to make the most informed decisions for their pets through high-quality communication at appointments. Whether seeing healthy or sick pets, Dr Jensen feels happier when she’s helped someone understand how to better care for their cats and dogs.

These skills have helped her build strong patient-client-veterinarian bonds. Clients love her kind, positive personality. They appreciate the time and attention she gives to each patient.

Dr Jensen reads pet body language cues so that if a pet seems nervous, she uses treats and adjusts her approach to help calm them.

She stays current on veterinary skills through continuing education webinars and veterinary journals. She also aims to pursue certificates in Fear Free, nutrition, and feline medicine.

She graduated with a Biology degree from Purdue before receiving her DVM at the University of Minnesota. She hikes in the summer and skis in the winter. She also loves reading, traveling to see family and friends, and brewery hopping. She is a dog mom to Hank, an Old English bulldog, and Thomas Jefferson (“TJ”), a domestic shorthair cat.

Kherith-Brooke Taylor, DVM


Dr Kherith-Brooke Taylor wants clients to feel involved with the entire process of their pet’s care. She offers a safe, non-judgmental environment to discuss ideas, concerns, and expectations.

Her favorite thing about being a veterinarian (besides all the great pets she gets to help) is building trusting long-term relationships with clients.
Dr Taylor uses Fear Free techniques to reduce pet anxiety. She offers treats and adjusts her methods to the pet’s comfort level. She minimizes noise stimulation and gives pets their own space and time to adjust.

Dr Taylor has an interest in oncology and performing elective soft tissue surgeries. She received her Bachelor of Science degree at Georgia Southern University, attended vet school at Ross University School of Veterinary Medicine, and then completed her clinical year at Kansas State University.
She enjoys concerts and amusement parks, roller skating, and skiing when not working. You can also find her at home hanging out with Triton, her three-legged Retriever mix.

Cassie Todd, DVM (She/Her)


Forming connections with owners and pets is a priority for Dr Cassie Todd (she/her). She wants clients and patients to feel comfortable and understood.

Clients appreciate her careful and understanding approach. She listens to their concerns, collaborates, and connects after appointments. Dr Todd pairs with clients as a team to offer the best in patient care.

Because veterinary visits can be scary, Dr Todd uses Fear Free techniques and lets the patient adapt to the hospital first. Her goal is to make each visit the best possible experience for clients and their pets.

Dr Todd attended The Johns Hopkins University for undergrad, then completed vet school at Colorado State University. To keep her skills current, she attends small lectures and working with specialists in the veterinary field to learn about advances in medicine. She is passionate about comprehensive wellness care for pets in all life stages.

Dr Todd loves hiking, fishing, and enjoying the outdoors with her family in the mountains. She has three tenacious rescue terriers: Eddie Vedder, Pearl Jam, and Bee Girl.

Elisa Rodgers

Registered Veterinary Technician

Elisa Rodgers really listens to client concerns and goes the extra mile for all the pets she sees at Goodheart. She is compassionate and comforting to both clients and their animals. She makes appointments easier with clear communication and ensuring all concerns are addressed.

A certified vet tech since 2015, Elisa keeps her job skills current by attending continuing education seminars and reading technical journals. She is particularly interested in aging and arthritis in dogs. Plus, she enjoys educating pet parents on enrichment and the importance of wellness exams.

With an empathetic heart, Elisa has filled her home with lots of animals: Louise, the bearded dragon; Joey Ramone, the leopard gecko; Francis, the cat; Cher, the long-haired guinea pig; and, finally, the best dogs in the world, Bodhi and Spratt, the terriers and Miss Fancy Pants, the Chihuahua.

Emily Zibell

Registered Veterinary Technician

Emily’s goal is for patients and clients to feel comfortable at their appointments. She strives to provide the best possible care; she listens to clients’ concerns and works with them and the doctor to find the best treatment plan for each pet.
Currently working on becoming Fear Free certified, Emily uses low-stress handling techniques to help scared or stressed patients. She watches their body language and adjusts her care to help them feel more secure. Pet comfort is her top priority.

Emily received her bachelor’s degree in Political Science from Central Connecticut State University. Since joining the veterinary field in 2017, Emily realized her passion is for helping animals. Currently, she is working toward becoming a Certified Veterinary Technician. When not working, she and her Yellow Lab, Sprout, can be found having outdoor adventures, such as hiking and camping.

Jory Gray (she/her)

Registered Veterinary Technician

Jory creates a judgement-free zone for clients to share their concerns and ask questions. She educates clients so they can work with the veterinarian to choose the best option for them and their pets. She loves meeting the people and pets who come to Goodheart and helping them have a happy, low-stress visit. Jory is Fear Free certified and allows the appointment to flow on the pet’s terms.

Jory received an Associate of Applied Science degree from the Bel Rea Institute of Animal Technology. When not working, she enjoys paddleboarding, swimming, hiking, binging Netflix shows, and baking delicious treats. She has a senior chihuahua/dachshund mix named Barney.

Sean Doyle (He/Him)

Registered Veterinary Technician

Sean’s love of animals is at the forefront of everything he does. He loves to meet clients and their pets and work with them to find solutions for their unique needs. Through collaboration, patience, and transparency, Sean makes veterinary visits easy and comfortable for people and patients. He uses Fear Free techniques and educates clients so they can make informed decisions about their pets’ care.

Sean is a huge cat lover who shares his heart with his senior cat, Nana. When not working, he enjoys being outside, enjoying the beautiful Denver weather. His favorite outdoor activities are biking, hiking, and kayaking.

Jen McKelvey (She/Her)

Registered Veterinary Technician

Because veterinary visits can be stressful for clients and pets, Jennifer collaborates with clients to help alleviate anxiety and stress. Her empathetic, calm approach allows her to create lasting bonds with people and pets. She listens to clients’ concerns and spends time answering their questions and explaining the appointment process. She uses Fear Free techniques, treats, and reads a pet’s body language to help keep patients calm and comfortable. Jennifer has experience running an animal blood bank. She loves meeting each pet who comes into Goodheart, but has a soft spot for cats and rottweilers.

Jennifer shares her home with her spoiled cat, Monet. When not working, she loves to craft, play video games, and go to music concerts.

Amber LaRoche

Veterinary Care Professional

Amber’s support, passion, and empathy help clients and patients have the best experience at Goodheart. Amber provides resources and guidance so clients can make informed decisions about their pets’ care. She wants clients to feel heard, understood, and supported. She is always happy to answer client questions and meet their, and their pets’, unique needs.

Amber loves meeting new people and patients and helping them establish long-term, top-notch care. She is Fear Free certified and works with the client and patient to make a plan that keeps everyone as comfortable as possible. Currently, she is working on her associate’s degree in biology, with a goal of becoming a licensed veterinary technician (and then attending vet school). She enjoys helping with dental cleanings and X-rays.

Originally from Rhode Island, Amber moved to Colorado six years ago. She loves hiking and exploring new places in the area, and going for walks with her two dogs: Chloe (an Old English Bulldog) and her parvo rescue dog, Inky (a mix). When indoors, she enjoys watching movies, reading, and playing board games.

Haley Downey

Veterinary Care Professional

Because she knows that going to the vet is stressful for clients and patients, Haley goes above and beyond to make sure everyone feels welcome while at Goodheart. Her empathetic, professional, and friendly approach helps people and pets have the best experience. She takes time to answer client questions and talk them through the appointment process.

Haley has experience working with wildlife rehabilitation. She volunteered with the World Vets Organization and worked as a zookeeper. She is also skilled in animal training. To keep pets comfortable, she uses Fear Free techniques. She introduces treatments slowly and offers rewards to help pets understand that they are safe. She understands that keeping pets comfortable also makes future vet visits easier and less stressful.

Haley has a degree in Wildlife Ecology and Management from Auburn University. She has a rescue cat named Linguini, who has helped make Haley a huge cat person. She also loves working with reptiles, birds, and other exotics. Outside of work, she enjoys watching movies, working out, and going for hikes. She is an experienced harpist and used to be a rock-climbing instructor.

Brue Hughes (they/them)

Veterinary Care Professional

Client and patient trust are important to Brue when it comes to caring for people and their pets. Brue wants clients to know that they will be heard and supported, no matter what they or their pets need. Clients appreciate Brue’s dependable, empathetic approach and that they provide high-quality care.

Brue understands that veterinary visits can be stressful, so they adjust their approach for each pet’s needs. They provide a welcoming and calm environment, working to build trust with the pet. They know that positive experiences help pets have better vet visits in the future as well.

A huge dog lover, Brue has two rescue dogs: Tucker, a Finnish spitz/shepherd mix; and Kylo, a Siberian husky/Great Pyrenees. In addition to their veterinary care skills, Brue is also adept at technology and client service. They have an Associate’s of Applied Science with a certification in Power Plant Technology. When not working, Brue enjoys playing Nintendo games, going to concerts, being an active member of the LGBTQ+ community, and exploring Colorado with their fiancé, Sam.

Holly Mascorro

Veterinary Care Professional

Holly knows that veterinary visits are stressful for people and pets. Clients appreciate her friendly attitude and calm approach. Holly allows pets time to decompress and adjust before beginning any treatments. She is working on becoming Fear Free certified.

Holly studied Photography and Fine Arts in college while in England. She then studied online with Animal Behavior College, in the Veterinary Assistant program. She is passionate about animal behavior and understanding how to recognize different emotions. Her goal is to train as a feline behavior specialist.
In her free time, Holly enjoys spending time with her husband and son, and their pets: Molly (a miniature schnauzer), Toasty (labradoodle), and Rosie Cottonsocks (ragdoll/Siamese mix cat). She loves to read, play video games, and do yoga.


Yessenia Madera (she/her)

Veterinary Care Professional

Through collaboration, education, and transparency, Yessenia works with clients to make veterinary visits easier and less stressful. Her patient and compassionate approach helps patients feel comfortable while visiting Goodheart. She always has treats and cuddles to offer to patients. Her favorite thing about working in the veterinary field is meeting all the wonderful clients and their cute pets. She also loves being able to help pets feel better and live healthier lives.
Yessenia attended the Community College of Denver, where she earned her Associate of Applied Science in Veterinary Technology. She has a grey tuxedo cat named Cenizaz. An adventurous spirit, she likes to try new things and explore new places. She loves spending time outdoors, swimming and hiking. She also enjoys listening to live music and eating yummy food.


Denae Rinker (they/them)

Veterinary Care Professional

Denae’s primary goal during each visit is to create lasting relationships with clients and pets. Their calming energy, effective handling, and comforting presence help clients and patients feel comfortable during their visit. To keep pets secure and happy, they assess each pet’s disposition and adapt to meet that pet’s unique needs. They have experience working with anxious and reactive pets.

Denae understands the importance of continued education. They earned a Bachelor of Science in Animal Science with a focus on Animal Behavior from Oregon State University. Their hobbies include spending time in nature, playing board games, and various crafting projects. Their love for fostering and animal healthcare stem from their own pets: Appa (senior cat), Jiraiya (senior Shiloh shepherd), and Korra (Formosan mountain dog).

Miranda Silva

CSC/Veterinary Care Professional

Miranda’s approach to patient care is through empathy, education, and a positive attitude. She believes in collaborative communication so that clients can be involved with their pets’ treatment and care. She also enjoys teaching clients about the importance of preventative care and yearly lab work. Clients appreciate Miranda’s positive and helpful attitude and that she always has a smile on her face.

Originally, Miranda went to school for massage therapy; however, while in school, she began working at a dog daycare and realized she wanted to stay in the animal field. She brings her experience with dog behaviors and animal body language to Goodheart. To keep her skills current, she attends continued education events and reads articles about the developments in the veterinary field. When not working, she enjoys having adventures with her children, Nathaniel and Vylette, spending time with her friends and family, hiking, and diamond painting. She has two Chihuahuas – Nikko and Soncho, and a black cat named Shadow.

Alexia Covarrubias

Client Service Coordinator

Alexia is passionate about Fear Free techniques and keeping pets comfortable during their time at Goodheart. She allows pets to adapt to the hospital, offering love, treats, or a quiet place to decompress. She has experience reading and understanding dog behavior, so she adjusts her approach based on the pet’s cues.

Clients appreciate Alexia’s transparency and collaborative nature. She is happy to explain all aspects of the appointment, answer client questions, and work with the client and veterinary team to make sure that patients receive the best care. She has experience working in playcare, dog walking, and training. She loves getting to know all the unique pets who come into Goodheart, watching the puppies and kittens grow up, and seeing pets get healthier and more comfortable.

Alexia has two rescue dogs: Mara, a kelpie mix, and Mavis, a rescue pit bull mix from Mexico. Mara’s calm personality helps balance out the fun puppy energy that Mavis has. She loves spending time with her dogs, hiking, working on training, or hanging out at the dog park. She also enjoys going to the dine-in movie theatres.

Rae Underhill

Client Service Coordinator

Rae wants clients to make informed decisions for their pets, so she uses a transparent, collaborative approach. To keep veterinary visits as stress-free as possible, Rae greets pets in a calm but friendly manner and allows the pet to set the pace. She practices Fear Free techniques and always has treats to give out. Her favorite thing is getting to meet all the people and animals that come into Goodheart; she loves watching the puppies and kittens grow up. She is motivated by her ability to make a difference in so many animals’ lives and help them be healthy and happy.

Rae’s best friend is her poodle/cattle dog mix, Perseus. He is a service dog in training and has boundless energy, so they spend plenty of time training and playing fetch together. In her free time, she enjoys going horseback riding, reading, and baking yummy food.

Chelsea Carrington (She/Her)

Client Service Coordinator

Chelsea provides clients with a calming and reassuring presence. She encourages clients to be involved in the veterinary process and to ask questions. Chelsea believes all questions are valid when it comes to pet care. Clients love her positive attitude and her passion for taking care of animals and the people who love them. To keep pets safe and comfortable, she uses Fear Free techniques and a calm, gentle approach. Chelsea has experience working with a variety of animals, household pets and farm animals.

Chelsea earned a bachelor’s degree in Agricultural Business with Management and Marketing from the University of Arkansas. In her free time, she enjoys visiting art museums, attending ballet classes, and spending time with her fiancé Hayden and their rescue beagle, Murphy.

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