Photo of Dr. Katherine A. O’Donnell, MD, FACS

As a breast surgeon in Williamsville, Dr. Katherine O’Donnell performs procedures such as biopsies and mastectomies, treating patients with breast cancer and other conditions.


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CCS Oncology (Williamsville)  

Accepting New Patients?

Yes, Dr. Katherine A. O’Donnell is accepting new patients at this office.


55 Spindrift Drive, Suite 100, Williamsville, NY 14221

Office Hours

  Open Lunch Close
Mon 12:30 - 1:30 pm
Tue 12:30 - 1:30 pm
Wed 12:30 - 1:30 pm
Thu 12:30 - 1:30 pm
Fri 12:30 - 1:30 pm

Office Details

Doctor Specialties Breast Surgery & General Surgery
Accepting New Patients? Yes
Practice Specialty Gynecologic Oncology
Group Practice CCS Oncology
Hospital Affiliation
  • Millard Fillmore Suburban Hospital
Languages Spoken Cantonese, English, Mandarin

Insurance Accepted  

Please contact the doctor’s office to inquire about insurance.

About Dr. O’Donnell
Dr. O’Donnell



Dr. Katherine O’Donnell graduated from SUNY Buffalo School of Medicine and Biomedical Sciences before completing a residency in General Surgery at University at Buffalo, The State University of New York.

Dr. O’Donnell has one office in New York where she specializes in Breast Surgery and General Surgery.

Dr. O’Donnell works with three doctors including Dr. David Marchetti and Dr. Trudy Baker.


Special Interests  

  • Breast Cancer
  • Breast Cancer Reconstruction
  • Breast Cancer Surgery and Followup Care

Education & Training  

Medical School


  • University at Buffalo, The State University of New York
    Residency in General Surgery

Languages Spoken  

  • English