Mark J Hornyak, M.D.
Mark J Hornyak is a Neurological Surgery specialist based in Cooperstown, NY with over 26 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Patients across NY can see Mark J Hornyak, M.D. in person in Cooperstown or via virtual visit — no travel required. Trained at University of Maryland School of Medicine (class of 2000), he has been practicing for over 26 years. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and arthritis. CMS MIPS quality score: 84.48/100 (2023).
At a glance
- Federal MIPS score higher than 36% of MIPS-scored doctors in New York
- Virtual visits available — no app or travel required
Older · 2657dNPPES updated 2019-02-13 · verify NPI on CMS · Verify license at New York State Board for Medicine
Contact & Location
Practice Location
1 Atwell Rd, Cooperstown, NY 13326-1301
How Does This Doctor Compare?
MIPS Score
202384.48/100
New York avg: 87 · US avg: 83.6
✓ Higher than most doctors nationally(+0.9 pts)
How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Opioid Rx
↓ Lower = better54%
New York avg: 3.5 · US avg: 5.1
⚠ Lower than most doctors nationally(+48.9 pts)
54% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Medicare Patients
112
Unique beneficiaries
Standard volumePrescription Recipients
35
Patients prescribed
Prescriptions Written
50
Total claims
Total Medicare drug cost: $591
Percentile rankings compared against 8,064 reporting peers in New York.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Arthritis.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+19%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↑ More patients than average (+1%) — a focus area for this doctor
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-1%) — less common here
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-4%) — less common here
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↓ Fewer patients than average (-7%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$1.7k received from industry
52 transactions reported in 2024 ·Moderate tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Mark J Hornyak's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2000
University of Maryland School of Medicine
26 years in practice
Experienced
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
Taxonomy: 207T00000X
Education & Training
University of Maryland School of Medicine (Class of 2000)
Mailing address
1 Towne Park Plz, Norwich, CT 06360-2247
Differs from practice location
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 450674
View hospital on Medicare Care CompareVirtual Neurological Surgery Care With Mark J Hornyak
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Mark J Hornyak for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Cooperstown required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Mark J Hornyak
NPI records show Dr. Hornyak as active with telehealth listed in Cooperstown, NY. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (607) 547-3334.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact Mark J Hornyak
Practice Location
1 Atwell Rd, Cooperstown, NY 13326-1301
Mailing Address
1 Towne Park Plz, Norwich, CT 06360-2247
This is a provider directory. Contact the office directly to schedule appointments.
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