Lanier Animal Hospital

Learn About Our Hospital and Meet Our Staff

Lanier Animal Hospital was founded in June of 2002.

We provide an array of veterinary services, including dentistry, surgery, radiology, hospitalization, vaccinations, and geriatric pet workups.

Meet Our Staff
Dr. Mavis McCormick-Rantze
Dr. Mavis McCormick-Rantze - Veterinarian/Owner
Dr. McCormick-Rantze graduated in 2003 from the University of Georgia College of Veterinary Medicine. She also has undergraduate degrees in Animal Science and Zoology from the University of Georgia.

Besides small animals, Dr McCormick-Rantze has a strong interest in avian and exotic animals. She lives in Cumming with her husband and their two dogs, five cats, two birds, and two saltwater fish tanks.


Dr. Morgan Smith
Dr. Morgan Smith - Veterinarian
Dr. Smith graduated from Auburn University’s College of Veterinary Medicine in the spring of 2009. She also has an undergraduate degree in Biology with a minor in Chemistry from the College of Charleston.

Dr. Smith enjoys all aspects of small animal medicine with particular interest in internal medicine and dermatology. She lives in Alpharetta with her husband Tyler and their two Boxers, Oscar and Zoe.

Cherly Lively
Cheryl Lively - Groomer
Cheryl has been with Lanier Animal Hospital for many years - longer, in fact, than anyone else! She was originally a Veterinary Assistant but went on to pursue grooming.

In her spare time, she likes to relax at her lake house at Lake Hartwell.

Cheryl has one dog, Little Girl, and two cats.


Devin Lumbatis
Devin Lumbatis - Veterinarian Assistant
Devin recently started Gainesville College and is majoring in business management. She plans to transfer to UGA in a few years and hopefully will ride on the equestrian team.

She enjoys horseback riding and her dream is to own and run her own horse farm as well as train.

Devin has 2 dogs, 3 cats, 2 rabbits and a few horses.


Kaitlyn Schmidt
Kaitlyn Schmidt - Veterinarian Assistant
Kaitlyn is a culinary school graduate from Sullivan University in Louisville, Kentucky. She had worked in kitchens for four years, until she came to Lanier Animal Hospital.

She has two problematic but adorable puggles (pug and beagle mix), Chloe and Emma. With all of their problems, Kaitlyn was constantly at Lanier Animal Hospital and decided to join the loving staff that took great care of her pets. She also has three chihuahuas, PJ, Snickers and Lilly.

Kaitlyn is frequently known to petsit, so track her down if you need someone to look after your animals while you are away.


Sarah Wike
Sarah Wike - Veterinarian Assistant
Sarah is a student at North Georgia College and State University as a biology pre-vet major. She has a dog name Mia and four cats: Sam, Gracie, Andy, and Moose.

In her spare time Sarah enjoys watching movies, going put-putting, and spending time with my friends and family.


Samantha Kraner
Samantha Kraner
Sam is originally from Chicago, Ill. Her husband has recently finished his military career. After a lot of traveling and moving, they have finally settled in Suwanee with their English Bulldog and cat.


Jade Monroe
Jade Monroe
Jade is originally from West Palm Beach, Florida. She is a Certified Animal Control Officer for the State of Florida and has been working with animals on and off since 1999. She has spent the last 5 years working in the Emergency Management field and also working as a Hotline Advocate for the Victim Services Rape Crisis Hotline for victims of violent crimes. She recently decided to move to the Duluth area and start working with animals again.

She is married to an Army Veteran and they have two kids together, daughter Kaitlyn and son William Tyler . She has 4 rescue animals - a Jack Russell mix named Bella, 2 cats, Patches and Niko, and a rabbit named Thumper. She also has a twin sister.


Mariah Cone
Mariah Cone
Mariah moved to Georgia from Indiana a few short years ago. While living here she met a seargent in the USMC and they were married in November 2009. They are now living in Buford, GA with their two dogs (children), Ozzy and Piper.

In her spare time, Mariah enjoys singing karaoke, being with friends and family, cooking, watching movies, and playing softball.




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