
Overview
Thomas Callahan is a Cardiologist in Cleveland, Ohio. Dr. Callahan has been practicing medicine for over 33 years is highly rated in 29 conditions, according to our data. His top areas of expertise are Atrial Fibrillation, Familial Neurocardiogenic Syncope, Cardiomyopathy, Cardiac Ablation, and Pacemaker Implantation.
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Board Certifications
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Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- EPO
- HMO
- POS
- PPO
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- EPO
- HMO
- PPO
- MEDICARE SNP
- MEDICARE MAPD
- OTHER MEDICARE
- INSURANCE PLAN
- MEDICARE PDP
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- HMO
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- EPO
- HMO
- INDEMNITY
- PPO
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE PART D
- MEDICARE SNP
- MEDICARE MAPD
- OTHER COMMERCIAL
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- HMO
- PPO
- HMO
- MANAGED MEDICAID PLAN
- OTHER MEDICARE PART D
- EPO
- HMO
- POS
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- EPO
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
9500 Euclid Avenue, Cleveland, OH 44195
20000 Harvard Avenue, Warrensville Heights, OH 44122
Cleveland Clinic Main Campus
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Cleveland Clinic Main Campus
Mazen Hanna is a Cardiologist in Cleveland, Ohio. Dr. Hanna has been practicing medicine for over 33 years is highly rated in 18 conditions, according to our data. His top areas of expertise are Cardiac Amyloidosis, Transthyretin Amyloid Cardiomyopathy, Primary Amyloidosis, Heart Transplant, and Tenotomy.
Cleveland Clinic Main Campus
Milind Desai is a Cardiologist in Cleveland, Ohio. Dr. Desai is highly rated in 47 conditions, according to our data. His top areas of expertise are Hypertrophic Cardiomyopathy (HCM), Cardiomyopathy, Aortic Regurgitation, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR).
Frequently Asked Questions about Dr. Thomas Callahan
How do I make an appointment with Dr. Thomas Callahan?
You can book an appointment with Dr. Thomas Callahan by calling their office at 216-444-2200. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. Thomas Callahan a top-rated expert for Atrial Fibrillation?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. Thomas Callahan is classified as an Distinguished expert for Atrial Fibrillation, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. Thomas Callahan specialize in?
While Dr. Thomas Callahan is a Cardiology, they have specific expertise in Atrial Fibrillation, Familial Neurocardiogenic Syncope, and Cardiomyopathy. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Cardiology.
Does Dr. Thomas Callahan accept my insurance?
Dr. Thomas Callahan accepts most major insurance plans, including Aetna and Ambetter. We recommend calling the office directly at 216-444-2200 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Distinguished
- ArrhythmiasDr. Callahan isDistinguished. Learn about Arrhythmias.
- Atrial FibrillationDr. Callahan isDistinguished. Learn about Atrial Fibrillation.
- CardiomyopathyDr. Callahan isDistinguished. Learn about Cardiomyopathy.
- Familial Neurocardiogenic SyncopeDr. Callahan isDistinguished. Learn about Familial Neurocardiogenic Syncope.
- Advanced
- Arrhythmogenic Right Ventricular Cardiomyopathy
- Atrial TachycardiaDr. Callahan isAdvanced. Learn about Atrial Tachycardia.
- Atrioventricular Nodal Reentrant Tachycardia (AVNRT)
- Bidirectional TachycardiaDr. Callahan isAdvanced. Learn about Bidirectional Tachycardia.
- Cardiac AblationDr. Callahan isAdvanced. Learn about Cardiac Ablation.
- Cardiac ArrestDr. Callahan isAdvanced. Learn about Cardiac Arrest.
- Experienced
- Acute Arterial Occlusion of KidneyDr. Callahan isExperienced. Learn about Acute Arterial Occlusion of Kidney.
- Adenosine Deaminase 2 DeficiencyDr. Callahan isExperienced. Learn about Adenosine Deaminase 2 Deficiency.
- AnginaDr. Callahan isExperienced. Learn about Angina.
- Anomalous Left Coronary Artery from the Pulmonary Artery
- Aortic Valve StenosisDr. Callahan isExperienced. Learn about Aortic Valve Stenosis.
- ApoplexyDr. Callahan isExperienced. Learn about Apoplexy.



