About Us

Our Providers

AFIB Center

Testing & Procedures

Vein Treatment Center

Patient Resources


Patient Portal


Contact Us

Stephen Weidner, MSN, CRNP, FNP-BC


Interventional Cardiology

Contact Mohamed Abdel-Aal Ahmed, MD

Patient Portal

Office Locations

Buffalo General Medical Center
100 High Street, B2 Clinic
Buffalo, NY 14203

Phone: (716) 710-8266
Fax: (716) 859-3971

Brooks Memorial Hospital
529 Central Avenue, 2nd Floor
Dunkirk, NY 14048 

Phone: (716) 710-8266
Fax: (716) 363-6959

Olean General Hospital
515 Main Street
Olean, NY 14760

Phone: (716) 375-7035
Fax: (716) 375-7037





  • Fellowship, Interventional Cardiology, State University of New York at Buffalo Jacobs School of Medicine and Biomedical Sciences
  • Fellowship, Cardiovascular Disease, State University of New York at Buffalo Jacobs School of Medicine and Biomedical Sciences
  • Residency, Internal Medicine, State University of New York at Buffalo Jacobs School of Medicine and Biomedical Sciences
  • Doctor of Medicine, Saba University School of Medicine
  • Bachelor of Science, Honours Science, University of Waterloo


  • University at Buffalo GME Award for Excellent Patient Communication


  • Mosleh, W., Adib, K., Natdanai, P., Carmona-Rubio, A., Karki, R., Paily, J., Abdel-Aal  Ahmed, M., Vakkalanka, S., Madam, N., Gudleski, G.D., Chung, C., Sharma, U.C. “High-risk carotid plaques identified by CT-angiogram can predict acute myocardial infarction.” Int J Cardiovasc Imaging. 2017 Apr;33(4):561-568. doi: 10.1007/s10554-016-1019-5.
  • Mosleh, W., Sheikh, A., Said, Z., Abdel-Aal Ahmed, M., Gadde, S., Shah, T., Wilson, M.F., Beck, H., Kim, C., Sharma, U.C. “The use of cardiac-CT alone to exclude left atrial thrombus before atrial fibrillation ablation: Efficiency, safety, and cost analysis.” Pacing Clin Electrophysiol. 2018 Jul;41(7):727-733. doi: 10.1111/pace.13353.
  • Abdel-Aal Ahmed, M., Yatsynovich, Y., Ramanan, T., Colern, G., Hansen, R., Cimato, T., Graham, S., Page, B., and Iyer, I. “Aortic Paravalvular Leak Repair: Can TAVR Be the Answer?” J Am Coll Cardiol Case Rep. 2019 Dec, 1 (5) 796–802







Great Lakes Cardiovascular

We're Here to Help

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
Get Directions »

1091 Main St., Ste. 301
Buffalo, NY 14209
Get Directions » 

100 High St.
Buffalo, NY 14203
Get Directions »

Bradford Regional Medical Center
116 Interstate Parkway, Ste. 21
Bradford, PA 16701
Get Directions »



529 Central Ave.
Dunkirk, NY 14048
Get Directions>>

3898 Vineyard Dr. Ste. 1
Dunkirk, NY 14048
Get Directions »

5844 Southwestern Blvd., Ste. 100
Hamburg, NY 14048
Get Directions »

475 South Transit Road Ste. 200
Lockport, NY 14094
Get Directions »


571 10th Street, Suite 264A
Niagara Falls, NY 14301
Get Directions »

2223 W. State St., Ste. 120
Olean, NY 14760
Get Directions »

515 Main St.
Olean, NY 14760
Get Directions »


5959 Big Tree Rd., Ste. 102
Orchard Park, NY 14127
Get Directions »

400 N Main Street
Warsaw, NY 14569
Get Directions »

705 Maple Rd. 
Williamsville, NY 14221
Get Directions »



S5 Mega Box