Our Doctors
Dr. Chelsey Sirna
DVM
Dr. Sirna grew up in Lee’s Summit. She went to the University of Missouri and received her Bachelors in Animal Sciences in 2008 and stayed another four years to complete her Doctor of Veterinary Medicine degree, graduating in 2012. She began working at Green Summit Animal Clinic in the winter of 2004 during breaks and holidays to gain experience in her pursuit of becoming a veterinarian (along with many other jobs). While in school she participated in World Vet Program and went to Costa Rica to help spay and neuter over 200 animals in one week. She joined the Green Summit Animal Clinic Veterinary staff in the spring of 2012.
Dr. Sirna currently resides in Lone Jack with her husband, daughter, son, four dogs, six cats, 2 horses, and some very spoiled chickens. She enjoys spending time with her family, traveling, and watching her sports teams (Mizzou, the Chiefs, and the Royals-no matter how painful it is to watch sometimes).
Dr. Hunter Sbisa
DVM
Dr. Sbisa grew up in Lee’s Summit and obtained his Bachelor’s of Animal Science at Kansas State University in 2010. He then attended the University of Missouri where he obtained his Doctor of Veterinary Medicine and a Master of Public Health degree in 2018. He worked with Green Summit Animal Clinic during his third year of clinical rotations and knew it would be a great practice to join. Dr. Sbisa had many unique experiences during his clinical rotations. One of these included a 6-week rotation at the Humane Society in St. Louis where he had the opportunity to spay and neuter multiple animals in the shelter for adoption. He joined the Green Summit Animal Clinic Veterinary staff in the spring of 2018.
Dr. Sbisa lives in Independence with his beloved wife, Karla, and one dog named Navi which he’s had since the beginning of vet school. Both he and his wife are very involved in ministry with their Church, Living Faith Lee’s Summit, and more specifically desire to reach internationals with the Gospel. He likes to play most sports but prefers extreme sports (mountain biking, snowboarding, etc.), loves to travel when possible, and enjoys nights of simply hanging out and catching up with friends over food and games.
Dr. Melanie Rivera
DVM
Dr. Melanie Rivera is a passionate and skilled veterinarian who earned her Doctor of Veterinary Medicine degree from the University of Missouri, along with a Master’s in Public Health. With a strong foundation in both clinical and public health practices, Dr. Rivera enjoys the unique versatility that veterinary medicine offers, allowing her to work across multiple areas of animal care. She specializes in small animal medicine, with hands-on experience in routine surgeries, including spays and neuters, mass removals, and dental procedures. Additionally, Dr. Rivera has valuable experience working with cattle, which has broadened her understanding of animal care across species.
Rivera is deeply committed to fostering open and honest communication with both her clients and her team. She takes pride in being a proactive partner, ensuring every patient receives the best care possible.
Outside of the clinic, Dr. Rivera loves spending time outdoors, whether hiking, paddleboarding, gardening, or playing sand volleyball. She shares her home with her best friend, Aslan, a lively 4-year-old orange cat.
Dr. Rivera’s dedication to her profession and her clients makes her a valued member of our team, and she looks forward to helping your pets live long, healthy lives.
Dr. Christine King
DVM
A native of California, Dr. Christine King graduated from the University of California, Davis, School of Veterinary medicine in 2012. As a military spouse, she has had the privilege of living and experiencing different aspects of veterinary medicine all over the United States and abroad. Dr. King has a passion for serving her patients and their people. She believes that the best medicine involves a team approach, including the client, patient, and entire veterinary team.
Dr. King’s professional interests include internal medicine, ultrasonography, and general surgery, as well as preventative medicine and husbandry. She has worked with many different species over the years but is currently focused on dogs, cats, and ruminants (especially goats and sheep).
When not in the clinic, Dr. King cherishes time with her husband, son, and friends. She is involved with her church, and she and her family have a special love for the international community.
Additionally, Dr. King enjoys volunteering at schools, encouraging the next generation to explore veterinary medicine and other scientific fields.
Dr. King enjoys studying Spanish, traveling, and learning to cook international dishes. She also likes running, reading, playing the piano, gardening, and spending time with her family’s two dogs, cat, goats, chickens, and other assorted farm animals.
Our Veterinary Team
Animal Clinic has been blessed with a team of wonderful people. Our staff members have been with the clinic from a few months to 23 years. These are the people who answer the phones, greet clients, go over instructions at discharge, and care for our feline patients. They are amazing!
Abigail
Abigail grew up in Blue Springs Missouri. She attended college at Missouri State University, and graduated with her bachelor’s in Animal Science. After graduation, she spent time in shelter medicine, general practice and emergency medicine. Abby is dedicated to elevating and continuing compassionate, quality care with Green Summit. This includes keeping the clinic running seamlessly to ensure all care needs for pets and their owners are met. While not in the clinic, Abby enjoys spending time with her 2 cats Monte and Hemingway, and her dog Sadie. She also enjoys camping, traveling, crafting, and watching Chiefs games.