Ashley Miller, Ph.D., ABPP-CN

Ashley Miller, Ph.D., ABPP-CN is a board certified clinical neuropsychologist. She completed her doctorate at the University of Tulsa and residency at the University of Oklahoma Health Sciences Center, followed by a postdoctoral fellowship in clinical neuropsychology at the Cleveland Clinic Foundation. 

Prior to joining Hoag, she was a staff neuropsychologist at the Cleveland Clinic in the Department of Neurology. Her clinical areas of interest include neurodegenerative diseases, movement disorders, cerebrovascular disease/stroke, traumatic brain injury, and cognitive concerns in the context of other medical conditions and/or psychiatric illness. 

Dr. Miller remains active in clinical research collaborations and recent publications include neurocognitive profiles in patients with covid-19, investigation of inaccurate classifications on a cognitive screening measure, neuropsychological and ethical issues in functional neurosurgery, and neuropsychological interviewing in movement disorders.

Patient Testimonials

What Our Patients Have To Say About Our Healthcare Services

“I’m very thankful for the wonderful staff and physicians at Hoag. I was treated extremely well and everyone seemed genuinely concerned about my well being.”

Susie Chew

“My memory and naming ability are awesome now. My husband said from the moment I woke up from surgery, ‘The old Tiffany is back.’ Dr. Millett and Dr. Liu are phenomenal. I am so grateful for the help they’ve given me.”

Tiffany Mueller

“By monitoring me almost every day, being flexible and responsive, Dr. Mehta gave me the confidence that doing the procedure was the right thing to do.” 

Tim Hsiao

Better Health Care is Our Mission

Concussions | Sleep | Epilepsy | Stroke | Neurodiagnostics | Neurophysiology


 520 Superior Ave, Suite #205 Newport Beach, CA 92663 

(949) 764-1843


16405 Sand Canyon Ave, 220
Irvine, CA 92618

(949) 336-8633


510 Superior Ave, Suite 200-A
Newport Beach, CA 92663