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Robert M Zielinski, MD

4.8 out of 5 · 301 reviews

Oncology • Lockport, NY • Buffalo Medical Group locations in Williamsville, Lockport, Buffalo; Sisters of Charity Hospital Buffalo locations

About

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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.

Clinic Type

Oncology

Address

Buffalo Medical Group locations: 295 Essjay Rd, Williamsville, NY 14221; 16 Davison Ct, Lockport, NY 14094; 6950 S Transit Rd, Lockport, NY 14094

Phone

(716) 630-1059

Email

kwhistler@chsbuffalo.org

Opening Hours

Not published — contact the clinic to confirm hours.

Website

https://www.chsbuffalo.org/providers/robert-m-zielinski-md/

Services Offered

  • Oncology (cancer care)

Team

  • Robert M Zielinski, MD — Oncologist

Insurance & Payment

—

Languages Spoken

  • English

Social Media

TwitterFacebookInstagram

Photos

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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 profile

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

In the News

Information sourced from the clinic's website as of July 11, 2026.

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