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Veterinarians
Dr. Mary Oswald received her Bachelor of Science and Doctorate of Veterinary Medicine from
Michigan State University.  She joined Orchard Lake Animal Hospital in 1991, became a
partner in 1998 and full owner of the practice in 2009.  She is active in the veterinary
community and has served on the board of MSU's Veterinary Teaching Hospital.  She is a past
president of the Southeastern Michigan Veterinary Medical Association and has also served on
the council.  Her special interests include feline medicine and soft tissue surgery.  She also
provides care for Rabbits and Pocket Pets of all varieties.  She shares her home with her pet-
allergic husband, two children and three cats.
All of our knowledgeable veterinarians are members of the Southeastern Michigan
Veterinary Medical Association and the American Veterinary Medical Association.
Dr. Darlene Ottolini graduated as a Doctor of Veterinary Medicine from Michigan State
University in 2001.  She has been with Orchard Lake Animal Hospital since 2003.  Dr. Ottolini
also holds a Bachelor of Science degree in Civil Engineering and was a practicing civil engineer
prior to becoming a veterinarian.  In her spare time, she enjoys training her dogs in obedience,
agility, and field trials.   


Dr. Genevieve Brown received her Bachelor of Science degree in Biology at Grand Valley
State University and went on to Michigan State University to become a Doctor of Veterinary
Medicine in 2014. She has been with Orchard Lake Animal Hospital since graduation and  
enjoys caring for feline and canine patients as well as various Pocket Pets.  She spends most
of her free time with her husband, their terrier-mix named Dakota, and two cats, Penelope
and Shandy.