About Me

Mohammad Hajighasemi, MD, is a dedicated neurologist with a focus on vascular neurology, specializing in emergency neurological conditions. Dr. Hajighasemi chose a career in medicine because of his passion and commitment to helping others and solving intricate medical puzzles. Inspired by his grandfather, a respected physician, Dr. Hajighasemi found his calling in medicine at an early age. He finds immense satisfaction in diagnosing and treating complex neurological disorders, aiming to restore his patients to their optimal health.

I want my patients to know that I will always serve as your advocate and work with you to treat your neurological disorders.

Dr. Hajighasemi grew up in Northern California and is also fluent in Farsi. Outside of medicine, he finds joy in training in Muay Thai and spending quality time with his loving wife and two daughters.


English, Farsi

Provider Specialty

Neurology, Vascular Neurology


Medical Education

University of California, Irvine, School of Medicine

Residency – Internal Medicine

St. Mary Medical Center - UCLA, Long Beach, CA

Residency – Neurology

LAC+USC Medical Center, Los Angeles, CA

Fellowship – Vascular Neurology

Cedars-Sinai Medical Center, Los Angeles, CA

Locations & Affiliations


MemorialCare Orange Coast Medical Center

18111 Brookhurst St.

Fountain Valley, CA

Office: (714) 378-7000

MemorialCare Medical Group - Fountain Valley (Brookhurst)

17360 Brookhurst St.

Fountain Valley, CA

Office: (877) 279-5289

Insurances Accepted

Aetna Commercial HMO
Anthem Commercial HMO
BlueShield Commercial HMO
Cigna Commercial HMO
Health Net Commercial HMO
UHC Commercial HMO
Anthem Pathway HMO
Anthem Vivity HMO
BlueShield Trio Commercial HMO
Cigna Value/Select HMO
UHC Harmony Commercial HMO
Aetna Medicare Advantage HMO
Alignment Medicare Advantage HMO
BlueShield Medicare Advantage HMO
Clever Care Medicare Advantage HMO
Health Net Medicare Advantage HMO
UHC AARP Medicare Advantage HMO
UHC Harmony Medicare Advantage HMO
Aetna PPO
Anthem PPO
Blue Shield PPO
Cigna PPO
Health Net PPO
Humana PPO
TriCare West(HN)/TriWest Healthcare(BSC)
United HealthCare PPO
Aetna Whole Health ACO
Boeing MemorialCare Health Alliance ACO
Centivo ACO