Meet Our Doctors

  • Heidi G. Hoogeweg, DVM

    A native of Chicago Heights, Dr. Heidi graduated from Marian Catholic High School, Loyola University of Chicago and in 1983 the University of Illinois College of Veterinary Medicine.  She joined MAC in 1985 had since then has had the privilege of helping so many of our clients pets.  

    Dr. Heidi is retiring in December 2020 and she thanks the clients and community for their trust and support over the years. She will miss you all and looks forward to an active retirement with her husband Bill, including bicycling, hiking and traveling.

  • Denise L. Cudiamat, DVM
    Medical Director / Managing DVM

    Dr. Denise graduated from Illinois Wesleyan University and in 2009 graduated from the University Of Illinois College of Veterinary Medicine.  She has served as Chief of Staff Veterinarian, Director of Development and Associate Veterinarian at small animal practices and is an experienced medical and surgical practitioner in wellness, intensive care and emergencies.   She is passionate about quality medicine and engaging her team, and has Fear Free Certification. She loves coaching her veterinary team to discover the best possible version of themselves while caring for pets and their families.  Dr. Denise is an active Christian, volunteering in her church and community as well as veterinary mission trips abroad with her husband and two young sons. They share their home with their cat Tom, and a  hound dog Dolly.

  • Jackie L. Hasson, DVM
    Associate Veterinarian

    Dr. Jackie is a Cornell University graduate, a  1996 graduate of the Virginia Maryland Regional College of Veterinary Medicine and brings years of experience in small animal medicine and surgery.  Her special interest is dentistry and oral surgery, having completed advanced training in dental local anesthesia, periodontal and oral surgery and extraction techniques. Dr. Jackie is Fear Free Certified. In her free time she enjoys traveling, hiking, biking, skiing and spending time with her husband and three children. They share their home with an American Eskimo Dog Sotla, and two cats Hunter and Caspur.

  • Megan C. Gramhofer, DVM
    Associate Veterinarian

    Dr. Megan grew up in Northwest Indiana, graduating from St. Joseph’s College in 2016, and the University of Illinois College of Veterinary Medicine in 2020. She understands the bond we have with our loving animals and strives to provide the best medical care for your pet. Dr. Megan is Fear Free Certified and is passionate about minimizing stress whenever possible for your pet. Her special interests include preventative medicine, ophthalmology, and exotic animal medicine. As an active Christian, she’s been on four veterinary mission trips to Nicaragua. Dr. Megan has a beagle named Alice, a snake named Ciara, and two cats named Harrison and Walter. In her free time she enjoys walks with her dog, biking, traveling, knitting, and reading.

Contact Us

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Location

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Office Hours

Our Temporary Schedule

Markham Animal Clinic

Monday:

8:00 am-7:00 pm

Tuesday:

9:00 am-5:00 pm

Wednesday:

8:00 am-7:00 pm

Thursday:

9:00 am-5:00 pm

Friday:

9:00 am-5:00 pm

Saturday:

8:00 am-1:00 pm

Sunday:

Closed