Alyssa Nurse Practitioner

Alyssa Fessler, FNP-C

Meet Alyssa Fessler FNP-C, a highly skilled and compassionate Nurse Practitioner with a wealth of experience spanning over 15 years in the Emergency Department, Interventional Radiology, and Gamma Knife units. Alyssa is passionate about providing precise and effective treatment for various neurological conditions, including stroke, epilepsy, and sleep disorders. 

Alyssa completed her bachelor’s degree in Biological Sciences at the University of California, Santa Barbara. She then attended California State University, Long Beach where she earned both her bachelor’s and master’s degrees in Nursing. 

With a warm and empathetic demeanor, Alyssa believes in building strong patient-provider relationships, ensuring her patients feel heard and supported throughout their healthcare journey. Her comprehensive approach to patient care allows her to address not only their physical needs but also their emotional and psychological well-being.

Outside of her professional life, Alyssa enjoys spending quality time with her family and staying active through hiking and snowboarding. She looks forward to making a meaningful difference in the lives of those she serves at NNMG.

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