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Our Doctors

Dr. Janine Callen, DVM, CCRT, CMT

Dr. Callen is the owner of Twinbrook Animal Clinic, Inc.  She is a 1994 graduate of Purdue University College of Veterinary Medicine. She practiced in Vermont for 2 years, then in Pittsburgh for 1 1/2 years before purchasing Twinbrook Animal Clinic, Inc. in 1997.  Dr. Callen studied Physical Rehabilitation with the University of Tennessee and the Canine Rehab Institute and is a Certified Canine Rehabilitation Therapist as well as a Canine Massage Therapist.  She provides Rehabilitation Services through Therapeutic Options at Twinbrook Animal Clinic, Inc.  Dr. Callen lives with her husband, 4 dogs, 1 cat and 3 horses.  If she has spare time, she enjoys trail riding and Cowboy Mounted Shooting. 


Dr. Laurie Schessler, DVM

Dr. Laurie Schessler has been an Associate Veterinarian since August 2003. She received her Doctor of Veterinary Medicine from Purdue University College of Veterinary Medicine in 1995. She worked as a small animal practitioner in the Pittsburgh area for 8 years prior to becoming a member of our team. She lives with her husband (also a veterinarian) 3 children and 2 cats and a Cocker Spaniel. In her spare time she enjoys running, being outdoors and spending time with her family.
 


Dr. Shawna Rau, DVM

Dr. Shawn Rau has been an Associate Veterinarian since June 2008. She received her undergraduate degree from Cornell University and Doctor of Veterinary Medicine degree from The Ohio State University in 1998. After graduation she worked in a small animal practice in Boston for 6 1/2 years before returning to her hometown of Pittsburgh. She lives with her husband (also a veterinarian) 2 sons, a daughter, 2 dogs, 2 cats and a tank full of fish. Although she keeps busy with work and family, Dr. Rau enjoys all indoor and outdoor sports (as both a participant and a spectator), good food, and day-dreaming about future travels.


Dr. Leeann Oliver, DVM

Dr.Leeann Oliver as been an Associate Veterinarian since 1999.  She graduated from Tufts University of Veterinary Medicine in 1996.  She has lived and practiced in Butler County since graduation.  Dr. Oliver lives with her husband, 2 sons, a dog, and a cat.  She is interested in many aspects of traditional medicine.