meet our team

Dr. Kreiling and the staff at NSO are highly skilled, well-educated, and dedicated to providing quality care. We value working collaboratively with our patients, their family members, and their entire team of providers. We look forward to working with you and thank you for allowing us to contribute to your care.

Tracy N. Kreiling, Psy.D.


Dr. Kreiling is the Executive Director of Neuropsychological Services of Oregon, LLC, and is a licensed psychologist in the State of Oregon (license number 2524). She specializes in the evaluation, diagnosis, and treatment of adults with a variety of general medical, neurological, and psychiatric conditions. She has treated adults with traumatic brain injury, mild cognitive impairment, dementia, stroke, multiple sclerosis, movement disorders, and epilepsy. Her education and training includes:


  • Bachelor’s degree in psychology from the University of Oregon.
  • Master's degree and doctoral degree in clinical psychology with a specialization in neuropsychology from Pacific University.
  • Pre-doctoral internship in clinical psychology with specialization in neuropsychology at Eastern Virginia Medical School.
  • Post-doctoral fellowship in neuropsychology and brain imaging research at Dartmouth-Hitchcock Medical School.


Her research interests have included the real-world application of neuropsychological test results and traumatic brain injury. She has given presentations on cognitive and behavioral changes in aging and dementia. She worked as a staff neuropsychologist for Geisinger Health System in Danville, Pennsylvania, before returning to Oregon to establish NSO in 2014. When she is not at work, you will find Dr. Kreiling spending time gardening, cooking, and kayaking with her husband and three kids.

Lisa Doolittle


Lisa is an administrative assistant at NSO. She earned an Associate's degree in healthcare administration in 2004 from Pioneer Pacific University. She enjoys working with people and helping them with their questions. She loves to spend time with her family and travel to new places. 


Carey Gross


Carey is a psychometrist at NSO. She earned a Bachelor's degree in psychology from the University of Louisiana at Monroe, where she graduated with honors. She has spent the majority of her career working in the senior living industry helping families in their search for assisted living and memory care options for their loved ones. She has always enjoyed working with people and have a passion for helping. She spends her free time swimming, kayaking, traveling and being with her family, including her three cats.

If you have any questions, would like to refer a patient, or to set up an appointment please call us at (541) 306-6456


Referrals can be faxed to us at (541) 647-1580


Neuropsychological Services of Oregon, LLC (NSO) provides neuropsychological and psychological services to adults. The goal of the clinical staff at NSO is to complete a comprehensive evaluation that may assist with diagnostic clarification and treatment planning.