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Clinic Type

Neurology

Address

240 Middle Country Road, Smithtown, NY 11787; 4 Smith Haven Mall, Suite 105, Lake Grove, NY 11755; 181 North Belle Mead Road, Suite 6, East Setauket, NY 11733; 181 North Belle Mead Road, Suite 4, East Setauket, NY 11733; 181 North Belle Mead Road, Suite 6, East Setauket, NY 11733; 181 North Belle Mead Road, Suite 4, East Setauket, NY 11733; other mentions indicate Smithtown area

Phone

631-444-2599

Email

webmaster@stonybrookmedicine.edu

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

Team

  • Rebecca Spiegel, MD — Physician
  • Heidy Merius, DNP, DNP — Nurse/Practitioner
  • Nurcan Gursoy, MD, PhD, MD, PhD — Physician
  • Jaclyn M Zito, PA — Physician Assistant
  • Samantha Harwood, NP — Nurse Practitioner
  • Yana Krutoshinskaya, MD — Physician
  • Svetlana Ilizarov, MD — Physician
  • Ferhat Erol, MD — Physician
  • Evan J Rivera, NP — Nurse Practitioner

Insurance & Payment

Languages Spoken

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Vitals (Dr. Nurcan Gursoy): 3.7/5 (21)
  • WebMD (Dr. Nurcan Gursoy): 4.0/5 (23)
  • Vitals (Dr. Rebecca Spiegel): 4.5/5 (32)
  • Vitals (Dr. Bruce R. Mayerson): 3.3/5 (37)

Patients praise

  • Compassionate and brilliant care (specifically mentioned for Dr. Spiegel)
  • Thorough testing and diagnostic efforts
  • Clear explanations of conditions and treatments

Common complaints

  • Long wait times for appointments and in the office
  • Difficulty reaching staff by phone or getting call-backs
  • Perceived lack of compassion or poor bedside manner
  • Issues with office communication and lack of clear signage

"Dr. Spiegel is one the most compassionate and brilliant neurologists I have ever met. She is ALWAYS up to date on the latest research and will explain everything you need to know."

Vitals patient review for Dr. Rebecca Spiegel

"Poor bedside manner, waited almost 2 hours to see her... I also had to hunt her down for a response."

Vitals patient review for Dr. Nurcan Gursoy

"Waited 3 months to consult Dr Caruana... there is NO SIGNAGE indicating this is Stonybrook neuro... Unprofessional. Frustrated. Disgusted."

Healthgrades patient review regarding Smithtown location experience

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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