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Dr. Stevens grew up near Rapid City, SD. She received a Bachelor of Science in Animal Science from South Dakota State University in 1991, and then her Doctor of Veterinary medicine degree in 1995 from the University of Minnesota. After working for a short time with Black Hills area veterinarians, she started working full-time in Edgemont. A year later, she founded Cheyenne River Animal Hospital in its current location. Dr. Stevens attended animal chiropractor school in Wellsville, KS, and was certified by the International Veterinary Chiropractic Association in 2008. 

Dr. Stevens married Kerry Barker in 2002. They have a daughter currently attending South Dakota State University. Their youngest daughter is in high school. Dr. Stevens loves working with cattle, horses, dogs, and cats. In her free time, Stephanie enjoys spending time with family, working in their yard and garden, horseback riding, reading, and running. 
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Dr. Erica Koller grew up right here in Edgemont, SD, went to South Dakota State University in Brookings and attended veterinary school at Iowa State University. She is very comfortable in small animal surgery and bovine obstetrics. Since she is the daughter of a local rancher, she understands importance of animal well being and herd health in this area. She has also spent some time traveling to other parts of the United States and the world through veterinary medicine. She has a love of teaching and molding the next generation. She has developed an externship program for veterinary students to experience a rural veterinary clinic. Her family, including husband Dustin Ross, son Tucker and daughter Harper, are very active in the community. She loves to share her passion for rural values and traditions through modern technologies. 


Veterinary Technician

Anne grew up in Estelline, SD. She went to South Dakota State University in Brookings for Animal Science and attended National American University in Rapid City for Veterinary Technologies. She began working at Cheyenne River Animal Hospital in June 2013 while finishing her veterinary technician classes. She grew up on a farm with a cow/calf operation and feedlot, and enjoys working with livestock as well as being outdoors.


Veterinary Technician

Ashiley is originally from Lusk, WY. After graduating from high school there, she attended 2 years of college at Casper College in Casper, WY. Upon completing the coursework for an associate's degree in General Ag, she transferred to Eastern Wyoming College and completed her first year in Veterinary Technology. Ashiley finished her Associates of Applied Science in Beterinary Technology degree and graduated from Front Range Community in Fort Collins, CO in May 2009. Following graduation, she completed a 13 week internship at the CSU Veterinary Teaching Hospital in Fort Collins, CO.

Ashiley is married to high school sweetheart, and together they have a beautiful daughter and bouncing baby boy. They also have a large family of 4 legged kids including 2 cats, 5 dogs and multiple horses. In her spare time, Ashiley enjoys helping out on the family ranch as well as working alongside her husband whenever possible on the 4 3 ranch. Ashiley has enjoyed working at multiple vet clinics in Wyoming, Montana, and Colorado as well as helping her husband on the various ranches they have been employed at. She has been a part of the staff at Cheyenne River Animal Hospital since April 2014 and enjoys both the large and small animal aspects of the clinic. 


Edna was born and raised in the Douglas, WY area. She and her brother grew up on ranches with a cowboy/cowman foreman father and a teacher mother. After marrying Maurice, her husband of 43 years, they ranched in WY and in 1981, moved to the Edgemont area. They moved into the city of Edgemont in 1998, staring their own business, Neville Repair. 

They have two children, Leslie (and her puppies) of Phoenix, AZ and Justin and daughters of Edgemont. Their two graddaughters are Bridget and Addison. They have two grand-puppies in Phoenix: Callie, an elderly and extremely funny Springer Spaniel, and Isacc, a young and very loving Boxer. Bridget, Addie, Grandma and Papa have a family Cockapoo dog named Toro that Aunt Leslie resuced and gave to them as a family pet. 

Receptionist & Veterinary Assistant

Deedee was born and raised in Edgemont, SD, but she moved away after high school. After being away for several years, she moved back and met her husband, Scot. She has 3 children, 1 step-daughter, 4 gandboys, 1 granddaughter, and a cat named Lucky. Deedee has worked at Cheyenne River Animal Hospital since 2014.


Receptionist and Veterinary Assistant

Alicia grew up all over South Dakota because her father is a United Methodist pastor and moved frequently. She graduated high school from Flandreu, SD and went to Dakota Wesleyan University where she graduted with a Bachelor of Arts in Athletic Training. She is an only child and her parents are John and Cheryl McKnight. She enjoys helping her grandparents John and Shirley on their ranch outside of Edgemont, riding horses whenever possible, and being outdoors. She has always loved animals and had at least one or two at all times while growing up. Now she has a cat named Samantha and a dog named Simba.


Veterinary Assistant

Lacy Stevens grew up on a ranch outside of Edgemont, SD. She graduated from Edgemont High School. She continued her education at Black Hills State University where she received her Biology degree in fall 2016. She is currnetly continuing her education to become a large animal veterinarian at Iowa State University.


Clinic Cat

Pete is a former patient that now works dilligently in "patient-welcoming." 

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Bio coming soon.