Dr. Melita Petrossian is a fellowship-trained neurologist and movement disorders specialist. She is the medical director of the Movement Disorders Center at Providence Saint John’s Health Center. Dr. Petrossian’s clinical interests and expertise are in movement disorders such as Parkinson’s disease, tremor, dystonia, gait disorders, ataxia, myoclonus, blepharospasm, hemifacial spasm, spasticity, and tics, as well as Parkinson’s-related conditions such as dementia with Lewy bodies, progressive supranuclear palsy and multiple system atrophy.

Dr. Petrossian’s focus is on a multidisciplinary approach to these movement disorders, including appropriate diagnosis utilizing the latest imaging techniques, optimization of medical treatment and coordination with physical and speech therapists. She assesses patients for deep brain stimulation surgery and creates a custom-tailored program of DBS settings. She is a member of the American Academy of Neurology and Movement Disorders Society.

Medical School
  • UCSF School of Medicine, San Francisco, CA
  • Massachusetts General Hospital, Boston, MA
  • Brigham & Women's Hospital, Boston, MA
  • Brigham & Women's Hospital, Boston, MA
  • English
  • Spanish


Pacific Movement Disorders Center
2121 Santa Monica Boulevard
Suite 112
Santa Monica, CA 90404
(310) 582-7433
(310) 582-7495
Pacific Movement Disorders Center
4201 Torrance Boulevard
Suite 520
Torrance, CA 90503
(310) 582-7433
(310) 582-7495


  • Neurology (Board Certified)
Clinical Interests
  • Parkinson's Disease
  • Hemifacial Spasm
  • Tremor
  • Dystonia
  • Gait Disorders
  • Blepharospasm
  • Spasticity
  • Myoclonus
  • Tourette's Disorder
  • Movement Disorders


Insurances Accepted
  • Aetna PPO/POS/EPO
  • Anthem Blue Cross PPO/POS/EPO
  • Beech Street Corporation
  • Blue Shield PPO/POS/EPO
  • Cigna PPO/POS/EPO
  • First Health Network PPO/EPO
  • Galaxy PPO
  • Health Net PPO/EPO/POS
  • Humana ChoiceCare PPO
  • Medicare
  • MultiPlan LTD PPO
  • Private Healthcare System PPO/POS
  • Three Rivers Provider Network PPO
  • Tricare PPO
  • United Healthcare PPO/POS/EPO