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Donald Switzer, MD

Area of Specialization


Contact Information

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Office Locations

705 Maple Road, Suite 300
Williamsville, NY 14221

5959 Big Tree Road
Orchard Park, NY 14127

100 High Street, Section B3
Buffalo, NY 14203

875 Ellicott Street
Buffalo, NY 14203

515 Main Street
Olean, NY 14760 
(procedures only)

A Buffalo, NY native, Dr. Donald F. Switzer has been practicing medicine for more than 35 years. He is board certified in internal medical, cardiovascular disease, and clinical electrophysiology. Prior to joining Great Lakes Cardiovascular, Dr. Switzer was a cardiologist and electrophysiolgist with Buffalo Medical Group.

He specializes in the medical management of Atrial Fibrillation, working in collaboration with Dr. Kim, who performs cryoablation for the treatment of atrial fibrilation, as needed. Please click here to learn more about cryoablation.


The University Hospitals Case Medical Center

The University of Alabama

The University of Buffalo
Residency, Internship

University of Buffalo School of Medicine and Biomedical Sciences

State University of New York at Albany


Accreditations and Associations

  • American College of Cardiology
  • Erie County Medical Society
  • New York State Society of Internal Medicine
  • North American Society of Pacing and Electrophysiology
  • Western New York Cardiovascular Society
  • American Heart Association
  • American Society of Internal Medicine


Research and Publications

Dr. Switzer has authors or co-authored articles about his research in nearly 20 medical and cardiovascular disease journals and publications.


Hospital Affiliations

  • Buffalo General Medical Center
  • Children's Hospital of Buffalo
  • ECMC
  • Kenmore Mercy Hospital
  • Mercy Hospital of Buffalo
  • Millard Fillmore Suburban Hospital
  • Roswell Park Cancer Institute
  • Sisters of Charity Hospital

Great Lakes Cardiovascular

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If you have any questions about our practice or services, please contact us to speak with a knowledgeable representative.


Our Great Lakes Cardiovascular Locations

12845 Broadway Street
Alden, NY 14004
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1091 Main St., Ste. 301
Buffalo, NY 14209
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100 High St.
Buffalo, NY 14203
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Bradford Regional Medical Center
116 Interstate Parkway, Ste. 21
Bradford, PA 16701
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529 Central Ave.
Dunkirk, NY 14048
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3898 Vineyard Dr. Ste. 1
Dunkirk, NY 14048
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5844 Southwestern Blvd., Ste. 100
Hamburg, NY 14048
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475 South Transit Road Ste. 200
Lockport, NY 14094
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571 10th Street, Suite 264A
Niagara Falls, NY 14301
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2223 W. State St., Ste. 120
Olean, NY 14760
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515 Main St.
Olean, NY 14760
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5959 Big Tree Rd., Ste. 102
Orchard Park, NY 14127
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400 N Main Street
Warsaw, NY 14569
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705 Maple Rd. 
Williamsville, NY 14221
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