Dr. Mark Hornyak, MD

Dr. Mark Hornyak, MD

Neuro-Oncology  ·  
Dr. Mark Hornyak, MD is a neuro-oncology specialist in Cooperstown, NY and has been practicing for 18 years. He graduated from UNIV OF MD SCH OF MED in 2000 and specializes in neuro-oncology.

1 Atwell Rd

Cooperstown, NY 13326

Contact Information

(607) 547-3334

Insurance Accepted

  • AARP
  • Aetna
  • Alliance Health Care
  • Blue Cross Blue Shield
  • ChoiceCare Network
  • Cigna
  • HAP Insurance
  • Health Net
  • Humana
  • 10 More

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Learn about Dr. Hornyak

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Top Care Areas

See how frequently Dr. Hornyak performs your care needs compared to other doctors.

more than 85% of peers
Low Back Pain
more than 77% of peers
Spine Disorders
more than 76% of peers

Dr. Hornyak's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

1  Specialties

  • Neuro-Oncology

0  Board Certifications

Dr. Hornyak does not have any board certifications listed.

81  Conditions Treated


Read Less

18  Procedures

Background Check

0 Malpractice Claims

No malpractice history found for New York.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


    Medical School | Graduated 2000

Awards & Recognition

Awards & Honors

Dr. Hornyak has no awards or honors listed.

Media & Publications

Dr. Hornyak has no media or publications listed.

Languages Spoken

  • English
  • Arabic

Memberships & Professional Affiliations

Dr. Hornyak does not have any memberships or affiliations listed. If you are Dr. Hornyak and would like to add memberships or affiliations, please update your profile.

Dr. Hornyak's Reviews

Likelihood of recommending Dr. Hornyak to family and friends
19 total reviews (6 have comments)

Likelihood to Recommend (19)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Hornyak's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    10 to 15 minutes

Patient Comments (6)

My husband had a mobi-c disc replacement and the surgery was very successful with a small incision and he was up front and encouraging, he saw me right away, ahead of schedule and again during discharge. So glad my husband was in good hands!
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He was rude and disrespectful basically told me i was fat!##
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On the day of my appointment he was running behind and entered my room with an attitude. Even though in his opinion he could not help me he was very rude and short with me, has no bedside manor at all . He is arrogant and I believe he never even looked at my MRI or my records that his office "had...more
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Dr. Hornyak was very dismissive of questions asked. When he came to bedside to discharge me after being in the special care unit for 2 days general questions were unanswered. When describing a symptom I was experiencing his response was I have no idea why you are feeling that way - you should...more
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I was pretty much out of it due to near death auto accident yet he made sure I understood why I was being placed in traction. He always took time to explain the process. He was matter of fact - no promises. I liked that. He doesn't have patience for staff who performs only as told when I should be...more
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