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Neurology & Neurosurgery – Los Angeles, California

Neurology • Los Angeles, CA

Clinic Type

Neurology

Address

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Phone

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Email

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Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

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Insurance & Payment

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Languages Spoken

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What Patients Say

Overall sentiment across review platforms: very positive

  • Healthgrades (Dr. Nicholas Szumski): 4.7/5 (91 ratings)
  • Brian R. Gantwerker, MD (Internal practice data): 4.98/5 (286 reviews)
  • Healthgrades (Los Angeles Neurosurgery average): 4.2/5 (Average for 156 specialists)
  • Ethos Neuroscience Institute: 4.9/5 (Combined rating)

Patients praise

  • exceptional communication skills, with doctors explaining complex conditions using understandable terms and analogies
  • high levels of trust and compassion, with physicians described as kind, caring, and professional
  • expertise in treating complex, rare, or recurring neurological and neurosurgical conditions
  • favorable surgical outcomes and life-improving treatment results
  • dedication of medical staff and surgical teams, including Physician Assistants
  • prompt responsiveness, even outside of standard business hours in some cases

Common complaints

  • some patients noted inability to access preferred surgeons due to insurance restrictions (e.g., Medicare not accepted)
  • occasional concerns regarding administrative wait times or scheduling processes
  • rare instances of dissatisfied patient experiences, though these are significantly outweighed by positive feedback in public testimonials

"He is frequently described as a caring, compassionate physician who takes time to listen to patient concerns and tailors care to individual needs. Patients appreciate his thoroughness and attention to detail."

— WebMD (Dr. Nestor Gonzalez)

"His extensive knowledge and his passion for practicing medicine are a breath of fresh air. I'm very grateful for his [care]."

— Healthgrades (Dr. Nicholas Szumski)

"I’ve been delighted with my experience. Suffice it to say, I would highly recommend Dr. Barkhoudarian and his team at PNI."

— Pacific Neuroscience Institute (Patient Story)

Synthesized from public review platforms as of Jul 10, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 10, 2026.

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