Our Team

Our caring and compassionate veterinary care team!

Meet the Veterinarians & Team of Pine Grove Animal Hospital in Parker! We’re pleased to provide exceptional vet care for your pets!

    Medical Director

  • IMG_1765

    Dr. John Hess

    Medical Director, Veterinarian

    He was especially fond of Lady, his uncle’s quarter horse, who helped Dr. Hess learn to…

    Senior Associate Veterinarian

  • Kathleen

    Dr. Kathleen Costello

    Associate Veterinarian

    Every morning, Dr. Costello would look into her new companions’ eyes and find an…

    Associate Veterinarian

  • Ashley

    Dr. Ashley Bawcum

    Associate Veterinarian

    Dr. Ashley Bawcum was born in Fargo, North Dakota and has lived in many midwest states and…

    Senior Veterinary Nurse


    Ann Lancaster, CVT

    Senior Veterinary Nurse

    For as long as Ann can remember, she has loved animals and loved taking care of them.…
  • Holly

    Holly Lancaster, CVT

    Senior Veterinary Nurse

    Growing up in Parker, Colorado, Holly was always out exploring and watching birds,…

    Veterinary Nurse

  • Ali

    Allison Magarity, CVT

    Veterinary Nurse

    Ali does not have one story or event that inspires her to work in the veterinary field. …
  • Jennie

    Jennie Kimball, CVT

    Veterinary Nurse

    Jennie has always loved animals, as far back as she can remember.  Growing up she was…
  • Jessie

    Jessica Yearn, CVT

    Veterinary Nurse

    When Jessica was about 5 years old, she watched Free Willy for the first time. …
  • Sandi

    Sandy Orsat-Carrigan, CVT

    When Sandy had to say goodbye to her first Golden Retriever, she realized she wanted to…


  • Angie

    Angie Gustke


    Angie grew up in Ohio- GO BUCKEYES!  She has always loved animals, but her first career…
  • Erica

    Erica Lemacks, CVT


    Erica grew up loving animals.  She knew at an early age that she wanted to work with…