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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (12)

The overall average patient rating of Dr. Steven Giannotta is Good. Dr. Giannotta has been reviewed by 25 patients who have provided 12 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.7
Promptness 4.8
Courteous Staff 4.7
Accurate Diagnosis 4.9
Bedside Manner 4.4
Spends Time with Me 4.4
Follows Up After Visit 4.6

Specialties & Research

Dr. Steven Giannotta, FACS, MD is board certified in Neurological Surgery.

  • He has special expertise in 26 areas:
  • Aneurysm
  • Auditory Tumor (Acoustic Neuroma)
  • Brain Aneurysm
  • Brain Arteriovenous Malformation (Intracranial Arteriovenous Malformations)
  • Brain Cancer
  • Brain Cancer (Meningel Neoplasm)
  • Brain Cancer (Meningioma)
  • Brain Disorder
  • Brain Ischemia
  • Carotid Artery Diseases (CAD)
  • Cerebrovascular Disorders
  • Craniotomy (Brain Surgery)
  • Endarterectomy
  • Facial Nerve Pain (Trigeminal Neuralgia)
  • Gamma Knife Surgery (Stereotactic Radiosurgery)
  • Head Trauma (Craniocerebral Trauma)
  • Hemifacial Spasm
  • Intracerebral Hemorrhage (Bleeding In The Brain)
  • Neurosurgery
  • Neurosurgical Procedures
  • > Show all expertise

Education & Awards

Dr. Giannotta graduated from University of Michigan Medical School, Ann Arbor. He has 11 awards.

One of America's Leading Experts on:
Brain Cancer (Meningel Neoplasm)
Intracranial Aneurysm
Meningioma (Brain Cancer)
Transient Ischemic Attack
2011 list of America's Top Doctors, compiled by Castle Connolly Medical Ltd
Dr. Giannotta was voted a Top Doctor by Pasadena Magazine in 2011
Castle Connolly America's Top Doctors® (2002 - 2008, 2010 - 2015)
Castle Connolly America's Top Doctors® for Cancer (2005 - 2007, 2009 - 2012, 2014 - 2015)
Castle Connolly's Top Doctors™ (2012 - 2013)


Dr. Giannotta has 8 hospital affiliations:

  • St. Vincent Medical Center 
  • USC University Hospital 


  • Russian
  • English

> > > > Dr. Steven Giannotta, FACS, MD

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Additional Information
Dr. Steven L Giannotta FACS and MD is a male Neurosurgeon, has 39 years of experience and practices in Neurological Surgery.
Where does Dr. Steven L. Giannotta practice?
Dr. Steven Giannotta has 1 office location.
Dr. Steven Giannotta practices Neurological Surgery near Los Angeles, CA.
See Los Angeles Surgeons.