Overview
John Gruen is a Neurosurgery provider in Los Angeles, California. Dr. Gruen is rated as an Experienced provider by MediFind in the treatment of Brachial Plexopathy. His top areas of expertise are Hydrocephalus, Congenital Cardiovascular Shunt, Normal Pressure Hydrocephalus, and Brachial Plexopathy.
His clinical research consists of co-authoring 8 peer reviewed articles. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- HMO
- INDEMNITY
- POS
- PPO
Locations
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
Haider Spine Center Medical Group
Dennis Cramer is a Neurosurgery specialist and an Orthopedics provider in Riverside, California. Dr. Cramer is rated as an Advanced provider by MediFind in the treatment of Brachial Plexopathy. His top areas of expertise are Spinal Stenosis, Klippel-Feil Syndrome, Brachial Plexopathy, Laminectomy, and Microdiscectomy.
Arvin Wali is a Neurosurgery provider in Los Angeles, California. Dr. Wali is rated as an Advanced provider by MediFind in the treatment of Brachial Plexopathy. His top areas of expertise are Subdural Hematoma, Chronic Subdural Hematoma, Internal Carotid Agenesis, Thrombectomy, and Osteotomy.
Israel Chambi is a Neurosurgery provider in Santa Ana, California. Dr. Chambi is rated as an Experienced provider by MediFind in the treatment of Brachial Plexopathy. His top areas of expertise are Brachial Plexopathy, Thoracic Outlet Syndrome, Acquired Hemophilia, Microdiscectomy, and Cervical Disc Surgery.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Experienced
- Brachial PlexopathyDr. Gruen isExperienced. Learn about Brachial Plexopathy.
- Congenital Cardiovascular ShuntDr. Gruen isExperienced. Learn about Congenital Cardiovascular Shunt.
- Epidural HematomaDr. Gruen isExperienced. Learn about Epidural Hematoma.
- HydrocephalusDr. Gruen isExperienced. Learn about Hydrocephalus.
- Normal Pressure HydrocephalusDr. Gruen isExperienced. Learn about Normal Pressure Hydrocephalus.
- Thoracic Outlet SyndromeDr. Gruen isExperienced. Learn about Thoracic Outlet Syndrome.