Specialty
Cardiovascular Disease (Cardiology)
Medicare
Accepted
Telehealth
Not Available
Practice Type
Group Practice
About Dr. Greathouse
Mark K. Greathouse is a highly qualified Cardiovascular Disease (Cardiology) specialist serving patients in Canonsburg, PA. With a distinguished medical career spanning since 1983, Dr. Greathouse brings exceptional expertise and compassionate care to every patient interaction.
Dr. Greathouse earned his medical degree from West Virginia University School Of Medicine, establishing a strong foundation in medical science and patient care.He is board-certified in Cardiovascular Disease (Cardiology), demonstrating his commitment to maintaining the highest standards of medical practice.
Currently practicing at Ahn Wexford Hospital, Dr. Greathouse provides comprehensive cardiovascular disease (cardiology) services to the Canonsburg community and surrounding areas.
Practice Locations
10 locationsAffiliations
Services & Procedures
Based on Medicare claims data
About Cardiovascular Disease (Cardiology)
A cardiologist is a physician who specializes in diagnosing, treating, and preventing diseases of the heart and blood vessels (cardiovascular system). These medical experts have extensive training in managing conditions ranging from high blood pressure and high cholesterol to heart attacks, heart fa...
Common conditions treated by cardiovascular disease (cardiology) specialists:
- Coronary Artery Disease (CAD)
- Heart Attack (Myocardial Infarction)
- Heart Failure
- Arrhythmias (Heart Rhythm Disorders)
Learn more about cardiovascular disease (cardiology) specialists
Frequently Asked Questions
Does Dr. Greathouse accept Medicare?
Yes, Dr. Greathouse accepts Medicare. Patients with Medicare coverage can see Dr. Greathouse and typically pay less out of pocket when using a provider who accepts Medicare assignment.
Does Dr. Greathouse offer telehealth or virtual appointments?
Dr. Greathouse does not currently list telehealth services. For virtual care options, contact the office directly or consider other cardiovascular disease (cardiology) providers in Canonsburg who offer telehealth.
Where is Dr. Greathouse's office located?
Dr. Greathouse practices at 100 MEDICAL BLVD, Canonsburg, PA 153179762 at ALLEGHENY CLINIC. You can reach the office by calling (724) 745-6100.
What conditions does Dr. Greathouse treat?
As a cardiovascular disease (cardiology) specialist, Dr. Greathouse commonly treats conditions including coronary artery disease (cad), heart attack (myocardial infarction), heart failure, arrhythmias (heart rhythm disorders), and other cardiovascular disease (cardiology)-related health concerns. Contact the office to discuss your specific healthcare needs.
How do I make an appointment with Dr. Greathouse?
To schedule an appointment with Dr. Greathouse, call the office at (724) 745-6100. New patients should have their insurance information and medical records ready when calling.
Education & Background
Last verified: December 2025
Source: CMS National Provider Registry
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Medical Disclaimer: This content is for informational purposes only and is not a substitute for professional medical advice. Learn more about our editorial standards