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Surgical Specialist, Neurological Surgeon
25 years of experience
Accepting new patients
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

2.5
  •  
(4)
Patient comments (2)

The overall average patient rating of Dr. John Gruen is Good. Dr. Gruen has been reviewed by 4 patients who have provided 2 comments. The rating is 2.5 out of 4 stars.

Patient Ratings
Ease of Appointment 1.7
  •  
Promptness 2.5
  •  
Courteous Staff 2.5
  •  
Accurate Diagnosis 1.7
  •  
Bedside Manner 2.0
  •  
Spends Time with Me 2.3
  •  
Follows Up After Visit 2.0
  •  

Specialties & Research

Dr. John Gruen, MD is board certified in Neurological Surgery.

  • He has special expertise in 7 areas:
  • Carpal Tunnel Syndrome
  • Head Trauma (Craniocerebral Trauma)
  • Hydrocephalus
  • Neurosurgery
  • Normal Pressure Hydrocephalus
  • Peripheral Nervous System Diseases
  • Wounds and Injuries

Education & Awards

Dr. Gruen graduated from Columbia University, New York.


Affiliations

Dr. Gruen has 6 hospital affiliations:

  • Huntington Hospital 
  • Los Angeles County + University of Southern California Medical Center 

Languages

  • English
  • Chinese
  • Mandarin
  • Taiwanese
  • French
  • Spanish

> > > > Dr. John Gruen, MD

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Additional Information
Dr. John Peter Gruen MD is a male Neurosurgeon, has 25 years of experience and practices in Neurological Surgery.
Where does Dr. John P. Gruen practice?
Dr. John Gruen has 3 office locations.
Dr. John Gruen practices Neurological Surgery near Los Angeles, CA.
See Los Angeles Surgeons.