Meet Our Team

In addition to their dedication to helping animals and their families, our skilled veterinarians are also public health advocates. We know that by caring for companion animals, we’re caring for our community, building stronger bonds and better lives through exceptional medicine and education. For us, there is nothing more fulfilling than helping people by helping their pets. Learn more about our team of special individuals who have come together to make South Suburban Low-Cost Veterinary Services possible. When you’re ready to meet them in person, call us at (708) 320-0977.

John Coyne

DVM, Partner

Dr. John Coyne has been practicing veterinary medicine for over 40 years. He was raised on a farm in central Illinois, and graduated from University of Illinois College of Veterinary Medicine in 1974. Dr. Coyne also owns and co-owns 8 other hospitals throughout the Chicagoland area. He’s a big fan of University of Illinois athletics, and enjoys all Chicago sports. He and his wife Ruth have 2 daughters and 4 grandchildren.

Charles Raser


dr. charles raser

Dr. Raser graduated from the U of I College of Veterinary Medicine in June of 1994. He started his career in veterinary medicine at Forest South Animal Hospital with Dr. Coyne. In 1997 he relocated to a small animal practice in Rock Falls, Illinois. For the next 20 years, he practiced small animal medicine and soft tissue surgeries there. In 2017 Dr. Raser elected to do relief work at South Suburban Low-Cost Veterinary Clinic. After working at Midwest Animal Hospital in Mokena, he returned to SSLCVS in Chicago Heights.

Dr. Raser still resides on his family farm in Prophetstown, Illinois. When not practicing veterinary medicine, he is active in his local astronomy club and when Illinois weather allows, stargazes at his family farm. He also pursues interests in photography, carpentry, and electronics.

Ariel Valyo


husky taking a picture

Bio coming soon.