Bethany Centennial Animal Hospital

Bethany Centennial Animal Hospital is a full-service veterinary medical facility, located in Ellicott City, MD. The professional and courteous staff at Bethany Centennial Animal Hospital seeks to provide the best possible medical care, surgical care and dental care for their highly-valued patients.

We are committed to promoting responsible pet ownership, preventative health care and health-related educational opportunities for our clients. Bethany Centennial Animal Hospital strives to offer excellence in veterinary care to Ellicott City and surrounding areas.

Please take a moment to contact us today, to learn more about our veterinary practice and to find out more information about how Bethany Centennial Animal Hospital can serve the needs of you and your cherished pet.

Kitten with ball
  • 10176 Baltimore National Pike
  • Ellicott City,MD 21042
  • Phone: (410) 750-2322
  • Fax: (410) 750-3071
  • Email Us
  • Get Directions
  • Mon-Fri: 8:00am - 7:00pm
  • Sat: 8:00am - 1:00pm
  • Sun: 9:00am - 2:00pm
  • After Hours Emergencies:
  • Emergency Animal Hospital
  • (410) 750-1177
  • No image

    Dr. Edward Heir

    Born in Massachusetts in 1961, Dr. Heir moved to the Baltimore area in 1966 and has been here since. He graduated in 1982 with a B.A. in biology from the University of Pennsylvania. Subsequently, Dr. Heir received his Doctor of Veterinary Medicine degree from Tuskegee University, graduating with honors in 1987.

    After working as an associate in several Maryland small animal hospitals, Dr. Heir started as the first veterinarian at Bethany Centennial Animal Hospital in April of 1990, purchasing the hospital in its entirety in 1996.

    When not caring for animals, Dr. Heir spends time with his wife of 31 years, Susan, and his children Samuel and Sara, and grandchild Joshua. His hobbies include philately and attending Ravens football games. He currently serves on the board of directors of Beth Israel Synagogue, and the United Postal Stationery Society.
  • No image

    Dr. Charlotte Dunigan

    Dr. Dunigan graduated cum laude with a bachelor degree in Natural Science from St. Mary’s College of Maryland.  She graduated in 1994 from the Ohio State College of Veterinary Medicine, magnum cum laude. Dr. Dunigan completed an internship at Washington State University in 1995. She has a special interest in surgery, dentistry, pain management, and physical rehabilitation. Dr. Dunigan completed training through the Canine Rehabilitation Institute and is a Certified Canine Rehabilitation Therapist (CCRT). She enjoys spending time with her son Parker. Her hobbies include sailing, hiking, and gardening.
  • No image

    Dr. Leigh Pusateri

    Dr. Pusateri graduated from Ohio state college of Veterinary Medicine in 1994. She enjoys spending time with her 2 dogs Josie and Bruiser. She has three children. She works for Defenders of Animal rights, which is a no kill shelter for cats and dogs. Her hobbies include Ravens football, taking her children to sports such as lacrosse and cheering them on, and helping animals at the shelter.
  • No image


    Samuel Graduated from Westminster high school in 2006. He attended 1 year of school at Penn state school of technology studying computers. He started as a kennel aid at age 14 while still in school. Currently, he is the IT administrator for the practice as well as a technician. He is the father of Joshua who is 4 years old. His hobbies include working on cars, playing video games, and spending time with his family. He has 3 cats Tango, Oliver, and Bella as well as the occasional outside cat who wanders by looking for food.
  • No image


    Kelly earned a bachelors degree in animal science from the University of Maryland in 2007. After two years of working with dairy cows, she joined the practice as a technician in the summer of 2007. She is owned by two English Springer Spaniels, Jasper and Emma; and 4 cats, Ray Lewis, Todd Heap, Ozzie, and Jonesy (Adam Jones). In her spare time she likes to run and go hiking with her dogs.
  • No image


    Tricia has been a technician at BCAH for over 17 years. She has a Pembroke Welsh Corgi named, Scooby who is usually seen at the practice. Outside of work Tricia also enjoys teaching fitness classes especially spinning. Other hobbies include running, cooking, reading and going to the beach with her husband Jeff and Scooby and watching or going to Ravens and Orioles games.
  • No image


    Josh has been working at the animal hospital for 4 years as a technician. He has two cats named Body and Edgar. Outside of work he likes caving, hiking, reading and tinkering. He is currently attending school part time to earn a BA in biology.
  • No image


    Mary is the head technician and has been an employee of Bethany Centennial for 19 years. She did wildlife rehab for 15 years. Mary enjoys gardening, reading, and walking with her golden retriever, Charlie.
  • No image


    Amy has been with BCAH since 2011. She is the Lead Receptionist, but is also happy to step in wherever she is needed. She has two rescued kitties named Oberon and Ari. When not at the hospital, she works as a freelance fine artist, having created pieces for The Smithsonian National Zoo and The Corcoran Gallery of Art. She is also a volunteer naturalist, and loves biking, hiking, kayaking, and writing.
  • No image


    Mariah has been a receptionist at BCAH since the summer of 2014.  She has always had a strong passion for animals and has worked in that field for the past 3 years.  In her free time she enjoys playing the guitar, hiking, and going to the beach.  She resides with her fiance and newborn daughter.  Her furry family includes Kitty, Scardykat, Pitbull, Dakota, and Shepherd Pit, Kai.
  • No image


    A technician with BCAH since October, 2012, Alix is the go-to person if you have rabbit questions.  She has owned and bred rabbits since 1992.  Besides deep abiding bunny-luv, Alix is a Ravens fan, movie fanatic, avid reader, and a sci-fi geek!  She is also a Girl Scout and is Co-Director of Girl Scout Howard County Day Camp.  Fortunately, her husband and two daughters are supportive of her enthusiasms.