Meet Our Team

  • Tim Gravatte

    Dr. Tim Gravatte and his wife Holli are the proud parents of four children; Ethan, Nicholas, Emily and Benjamin. He purchased Pennyroyal in July 2009. He has been full time now in the clinic since 2020. He has 3 cats, Dash, Indy, Karai.

    B.S. in Biology, University of Kentucky, 1987

    D.V.M., College of Veterinary Medicine, Auburn University, 1992

    Member American Veterinary Medical Association

    Member Kentucky Veterinary Medical Association

  • Donna Ross
    Office Manager

    Donna Ross is our office Manager and has been at Pennyroyal since the doors opened in May, 1997. She was at Dr. Zaffarano's side through the initial opening of our clinic and has never looked back!  Donna is a former nurse and wears many hats here at Pennyroyal. She managed the practice of her husband, Dr. James Ross for many years. Donna is the proud grandma of 3 beautiful kids, and not only does she take care of all of us, she has  her dog, Poppy, 4 cats, Buster, Chester, Remington and Rosie, and her 2 birds, Chico and Candy Man.

  • Megan Mitchell
    Vet Technician

    Megan Mitchell joined our Team in 2008. She spends most of the time as a vet tech but sometimes she pops up to the front desk! Megan and her husband Eric, are the proud parents of twin boys, Bennett and Beckett and a daughter, Olivia. She also has a handsome gray cat named Bentley that was left at the clinic in a trap, a Pit Bull mix Addy Grace, and 5 other cats, Chloe, Charlotte, Seamus, Murphy, Phoebe - some which are from Kentucky Save Rescue. She is a ray of sunshine for us at Pennyroyal with her outgoing- bubbly personality and love for animals.

  • Lisa Knuckles

    Lisa joined our wonderful team in 2016 with 25 years of experience in the veterinary field. She is the proud mother of 3 sons, Shane, Nicholas and Justin. 3 grandkids Averie, Amelia and Hank. She recently remarried and moved from Sadieville to Lexington. She has 1 dog, a lab mix named Mack. She is happy go lucky at the front desk and ready to greet anyone or anything that comes through the door, so you are sure to see her smiling! 

  • Haley Helms
    Vet Technician

    Haley joined our team in 2016. Haley and her husband, Justin have a beautiful daughter, Tinley along with fur babies, Aria, a cat, and Kaytah, a German Shepard. Haley is living her dream of being a Vet Tech and caring for not only the animals that come through the door but the owners as well.

  • Nicole Niklasch
    Vet Technician

    Nicole started here at Pennyroyal in May 2019., She was eager to start her Veterinary career and entered Vet School August of 2020. She continues to work with us on her school breaks. She has 2 fur babies of her own, 2 cats, Magic and Rizzy.