Patrick O’Dea D.V.M.

Doctor Patrick O’Dea has been in practice since 1975 after graduating from Washington State University. He established Heart Arrow Veterinary Service in 1978 after working in other locations as an associate veterinarian. He is interested in all facets of veterinary medicine especially the more technical diagnostic aspects. His other interests are computers and electronics, to include ham radio. Dr. O’Dea has a Border Collie Mix from Texas named Harry, who is a ball of energy!

Marlene O’Dea, Bookkeeper      

Marlene (pictured with Dr. O’Dea and their dog Harry) was raised in the Spokane Valley and graduated from University High School and WSU.  She currently is the bookkeeper at Heart Arrow.  She enjoys spending time with her cats Will and Dixie, playing pickleball, reading, gardening and sewing. Also, she’s been married to Dr. Pat O’Dea for over 45 years!

Megan McElroy D.V.M.

Doctor Megan McElroy graduated from Washington State University, College of Veterinary Medicine in May, 2002. She is Dr. Pat O’Dea’s daughter. She is married to Jim who works in the accounting field, and their son James! She has special interests in cardiology and treatment of cancer. In her spare time she enjoys reading, gardening, and outdoor recreation. They share their house with their spunky lab Pepper and their adventurous cats Duke and Daisy!

Joan Vendramin, D.V.M.

Dr. Joan Vendramin received her Doctorate in Veterinary Medicine from WSU in 1983. Dr. Vendramin has a special interest in senior pet medicine, as well as feline medicine and surgery. She shares her home with her wonderful Bombay kitty named Banshee who loves to live up to her name!


Cheryl, Veterinary Assistant             

Cheryl has been working at Heart Arrow Veterinary Service since 1989! She enjoys spending time with her family and is a very proud Grandma to Hayleigh and Brody! She has a little Pomeranian mix named Lyric who loves to make her laugh!

Heather, Veterinary Receptionist     

Heather is originally from North Pole, Alaska. Having been part of a family that bred and raised Labs and Newfoundlands, she has an immediate love of animals and a vast interest to comfort and care for them. Heather loves spending time with her husband and 2 children, sewing, and going for walks. She also enjoys country music and football.  She has a hound named Foxy, a labrador named Kimber, and another hound named Winchester!


Annabele, Veterinary Assistant/Receptionist

Annabele is a lover of all animals and creatures. In her spare time she runs a 501(c)3 Non-Profit animal rescue for exotic/pocket pets. She currently also has a small herd of animals that include three cats – Naula, Dexter and TaC, two Chinchillas – Eddie and Casper, a Crested Gecko named Murphy, two Axolotls named Darwin and Penny, many fish, and two Newfoundlands named Finigin and Ozzie!

Heather, Veterinary Assistant

Heather was born and raised in Bozeman, Montana.  She moved to Spokane in May of 2018. She has always loved animals and knew from a young age that she wanted to be in the veterinary field. She studied Pre-Veterinary Medicine at Montana state University and has plans to continue her education and obtain her Associates Degree in Veterinary Technology. Heather has an adorable rabbit named Thumper, a loving pit bull mix named Nala and an outgoing English setter named Niko.

Leah, Veterinary Assistant

Leah was born and raised in Reading, Massachusetts then moved to New Hampshire at the age of 13, before leaving for college in Providence, RI. Leah graduated from Johnson & Wales University in 2009 with her degree in Equine Studies. She then moved to the east coast in 2013 to pursue her love for horses, and worked at a horse farm as an assistant trainer for 3 years. Leah loves to spend her free time with her wild and wonderful little boy Brody, twin sister, and mother. Leah has a dog named Rocky, 2 cats- Grey and Bailey and 2 guinea pigs named Rigley and River.




Rachel and Kayla’s Biographies coming soon!