
Robert M Zielinski, MD
Oncology • Lockport, NY • Buffalo Medical Group locations in Williamsville, Lockport, Buffalo; Sisters of Charity Hospital Buffalo locations
Information from public sources; not independently verified. Confirm hours, insurance and appointment availability with the clinic.
Last gathered July 11, 2026. How our information is sourced · Report incorrect information
About
Robert M Zielinski, MD is an oncology provider affiliated with Catholic Health in Lockport, NY. He has office locations in Williamsville and Lockport and is affiliated with Sisters of Charity Hospital. The practice is not currently accepting new patients.
Services Offered
Team
Insurance & Payment
Not published.
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Photos
Photos published by Robert M Zielinski, MD showing the oncology practice in Lockport, NY.








What Patients Say
Overall sentiment across review platforms: positive
- Healthgrades: 4.8/5.0 (88)
- Birdeye: 4.9/5.0 (198)
- WebMD: 3.5/5.0 (15)
Patients praise
- Compassionate approach to patient care
- Attentive and personal interaction style
- Strong medical expertise in oncology and hematology
Common complaints
- Medical malpractice litigation history (specifically related to alleged failure to timely diagnose cancer)
"Having been in the caregiver role during my late wife’s chronic illness, I know what it feels like to be treated well by the health care system, and to be treated poorly, and it has much more to do with the personal interaction than the treatment prescribed."
- Buffalo Medical Group profileSynthesized from public review platforms as of Jul 11, 2026 - sources: [1][2][3][4].
In the News
- Catholic Health Announces Oncology Partnership with Buffalo Medical Group | Catholic Health - The Right Way To Care - Jan 22, 2026
- Compassionate, Comprehensive Cancer Care—Close to Home - Buffalo Healthy Living Magazine - Nov 24, 2025
- Catholic Health, Buffalo Medical Group team up to expand local cancer care | wgrz.com - Jan 23, 2026
- Buffalo Spree's list of Top Doctors in WNY 2026 | Top Doctors | buffalospree.com - Jan 8, 2026
- Catholic Health, Buffalo Medical Group partner to expand local cancer care | News | beenews.com - Jan 26, 2026
Information sourced from the clinic's website as of July 11, 2026.
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