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

  • Dr. Kathleen Costello

    Medical Director

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

    Senior Associate Veterinarian

  • Dr. Ashley Bawcum

    Senior Associate Veterinarian

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

    Associate Veterinarian

  • Dr. John Hess

    Practice Founder

    Animals have always been very important in Dr. Hess's life. As a child, he spent his…

    Practice Manager

  • Ann Lancaster, CVT

    Practice Manager

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

    Senior Veterinary Nurse

  • Holly Lancaster, CVT

    Senior Veterinary Nurse

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

    Veterinary Nurse

  • Allison Tulper, CVT

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

    Surgical Technician Supervisor

    When Jessica was about 5 years old, she watched Free Willy for the first time. …
  • Sandy Orsat-Carrigan, CVT

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

    Veterinary Assistant

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    Danielle Schultz

    Since coming to Pine Grove Animal Hospital, Dani has brought a wealth of skill and…

    Client Services Representative

  • Angie Gustke

    Senior Client Services Representative

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

    Client Services Representative

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

    Clinic Pet

  • Jack Jack

    Jack Jack is the most attention-loving kitty you will ever see (when he's not sunning…
  • Starbuck

    My name is Starbuck and I am the live-in hospital cat of Pine Grove.  I was brought here…