Physician Detail

Mark John Hornyak, MD


Hartford HealthCare Medical Group


Neurosurgery, Board Certified < Accepting new patients for this specialty

Areas of Interest

Anterior Cervical Discectomy, Anterior Cervical Fusion, Back Surgery, Brain Surgery, Brain Tumors, Cervical Disc Arthroplasty, Degenerative Spinal Disorders, Gliomas, Hydrocephalus, Kyphoplasty, Lumbar Spine Decompression, Lumboperitoneal Shunt, Meningiomas, Metastatic Tumors, Microvascular Decompression, Minimally Invasive Spine Surgery, Peripheral Nerve Disorders, Pituitary Tumors, Schwannomas, Spinal Fusions, Sterotactic Radiosurgery, Thoracic Spine Decompression, Trigeminal Neuralgia

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Office Locations

  • The Ayer Neuroscience Institute


    One Towne Park Plaza
    Norwich, CT 06360
    Get Directions >>

    Phone: 860.886.1433
    Fax: 860.886.4644

  • Hartford HealthCare Medical Group Specialty Care - Surgery

    196 Parkway
    Suite 201B
    Waterford, CT 06385
    Get Directions >>

    Phone: 860.886.0023
    Fax: 860.886.0024



Medical School

  • University of Maryland School of Medicine MD


  • New York Medical College, General Surgery


  • New York Medical College, Neurosurgery


  • University of Utah, Skull Base Surgery

Professional Organizations

American Association of Neurological Surgeons
Congress of Neurological Surgeons
North American Skull Base Society
Pituitary Network
TNA The Facial Pain Association

Insurance Accepted*

Aetna, Anthem, BCBS Medicare, Cigna Healthcare, Colonial Cooperative Care, Community Health Network of Connecticut, Inc., Connecticare, Connecticare Commercial, Connecticare Medicare, Corvel, Coventry, Essence Healthcare, Evercare, First Health Group Corp., Focus, Harvard Pilgrim, Health Connecticut, Health Direct, Health New England, Healthy Connecticut, HMC/Northeast Healthcare, Medspan Commercial, Medspan Medicare, Multiplan, Northeast Health Direct, One Health Plan/Great-West Healthcare, Oxford Health Plans, Prime Health Services, Private Health Care Systems, Inc., Senior Whole Health, United Healthcare, WellCare of Connecticut, Inc.

*This information is subject to change at any time. Please check with your insurance provider before scheduling your appointment or receiving services to confirm they are a participating member of the Hartford HealthCare network.

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