Summary

Dr. Gruen graduated from the Columbia University College of Physicians & Surgeons in 1986. He works in Los Angeles, CA and 3 other locations and specializes in Neurosurgery. Dr. Gruen is affiliated with Keck Hospital Of Usc.

Quick Facts

  • accepting new patients
  • 3
  • 40 years of experience
  • 1 insurance plan accepted
  • speaks English
  • Lac Usc Medical Center
  • 2 written reviews
  • 1 specialty
  • 13 areas of expertise
  • 1 hospital affiliation
  • 4 office locations
  • Male

Office Locations

Dr. John Peter Gruen has 4 locations

Usc Neurosurgery Clinic

1520 San Pablo St Ste 3800Los Angeles, CA 90033
Mon8:30 am - 4:30 pm
Tue8:30 am - 4:30 pm
Wed8:30 am - 4:30 pm
Thu8:30 am - 4:30 pm
Fri8:30 am - 4:30 pm
SatClosed
SunClosed

Lac Usc Medical Center

1200 N State StLos Angeles, CA 90033
MonClosed
TueClosed
WedClosed
ThuClosed
FriClosed
Sat12:00 am - 12:00 pm
SunClosed

Los Angeles General Medical Center

2051 Marengo StLos Angeles, CA 90033

Keck Hospital Of Usc

1500 San Pablo StLos Angeles, CA 90033

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Dr. John Peter Gruen, MDDr. Kevin Gerard Waldron, MD, FAANSDr. Rosemary Santos Chequer, MDDr. Nina L Zasorin, MD
NeurosurgeryNeurosurgeryNeurologyNeurology
Accepts New Patients Accepts New Patients
3 
4.8 
3.8 
5 
40 Years of Experience 27 Years of Experience 54 Years of Experience 50 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks English, Spanish
Los Angeles , CALaguna Hills , CALancaster , CALos Angeles , CA
Med School: Columbia University College Of Physicians & Surgeons Med School: Rutgers Robert Wood Johnson Medical School Med School: Universidade Federal Do Para (Ufpa) Faculdade De Medicina Med School: Weill Cornell Medical College
Current Profile
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Insurance Plans Accepted by Dr. John Peter Gruen

  • Accepts Medicare
  • Accepts Medicaid
  • Health Net - HMO

Medical Specialties

Dr. John Peter Gruen has the following specialty

Specialty Expertise

Dr. John Peter Gruen has the following 13 areas of expertise

  • Aneurysm
  • Brain Surgery
  • Brain Tumor
  • Carpal Tunnel Syndrome
  • Craniotomy
  • Glioblastoma
  • Head Trauma (Craniocerebral Trauma)
  • Hydrocephalus
  • Laminectomy
  • Normal Pressure Hydrocephalus
  • Peripheral Nervous System Diseases
  • Stroke
  • Wounds and Injuries

Certifications, License, & Education

40 Years Experience

Dr. John Peter Gruen holds an active medical license in the state of California.

Medical License

Medical Doctor with an active medical license in the state of California that expires in 2027.

Education & Training

Residency

Completed their residency at Lac Usc Medical Center.

Medical School

Graduated from Columbia University College Of Physicians & Surgeons in 1986.

NPI Number

Dr. Gruen's NPI number is 1194769570.

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Frequently Asked Questions

Where is Dr. John Gruen's office located?
Dr. John Gruen's office is located at 1520 San Pablo St Ste 3800, Los Angeles, CA, 90033.
How can I make an appointment with Dr. John Gruen?
You can find contact information for Dr. John Gruen here on Vitals.
Is Dr. John Gruen accepting new patients?
Dr. John Gruen is accepting new patients on Vitals. View Dr. John Gruen's profile on Vitals to make an appointment.
Does Dr. John Gruen accept virtual/telehealth appointments?
Dr. John Gruen has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. John Gruen accept my insurance?
You can see the insurance plans that Dr. John Gruen accepts on their Vitals profile.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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