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About

Buffalo Medical Group (BMG) is a Buffalo, NY-based health system offering comprehensive specialty care and telemedicine. Founded in 1946 and employing about 261 staff, BMG provides services across multiple specialties including oncology-related care through its broader cancer care offerings, plus cardiology, dermatology, gastroenterology, obstetrics/gynecology, orthopedics, internal medicine, sleep medicine, and more. They emphasize virtual care and video visits, access to medical records, and travel advisory services. BMG has expanded with multiple healthcare hubs in the Niagara County/Lockport area (Lockport hub projects and expansions). While the site outlines broad services and digital access, there is no specific oncology department or cancer-center detail listed on the page. If you’re seeking oncology-specific providers or treatments at Buffalo Medical Group in Lockport, you may want to contact them directly or review their oncology/cancer care section if available.

Clinic Type

Oncology

Address

6950 South Transit Road; 85 High Street; 3900 North Buffalo Road; 295 Essjay Road; Sisters of Charity Hospital (various locations)

Phone

716-630-1000

Email

HR@BuffaloMedicalGroup.com

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

  • Oncology
  • Hematology
  • Surgical Oncology
  • Radiation Therapy
  • Chemotherapy
  • Imaging services
  • Laboratory testing and services
  • Patient care coordination
  • Breast reconstruction
  • Lumpectomy
  • Mastectomy
  • Partial mastectomy
  • Consultations and second opinions
  • Financial counseling
  • Treatment and management of hematological disorders
  • Cancer screening

Technology & Equipment

  • Imaging services
  • Laboratory testing and services
  • Chemotherapy infusion treatments
  • Radiation therapy equipment (implied)
  • Hematology testing

Team

  • Robert M. Zielinski, M.D., M.D. — Oncologist / Surgeon
  • Hong Liu, M.D., M.D. — Oncologist / Surgeon
  • Yijun Cheng, M.D., M.D. — Oncologist / Surgeon
  • Gayatri Vaidyanathan, M.D., M.D. — Oncologist / Surgeon
  • Nancy Sullivan, N.P., N.P. — Nurse Practitioner

Insurance & Payment

We accept most major insurance providers; care coordinators assist with coverage and options.

Major credit cards, Cash, Check

Languages Spoken

  • English

Pricing

  • Regular cancer screenings vital to health; pricing not listed on page

Current Offers

New patient appointments available within one week or less

FAQs

What cancer types are treated?

A wide range of cancers are treated, including breast, colon/rectal, lung, skin, blood, kidney, pancreas, prostate, and more.

Do you offer new patient appointments quickly?

Yes, new patient appointments are available within one week or less.

What makes Buffalo Medical Group's cancer care different?

At Buffalo Medical Group, our team of surgeons, oncologists and care coordinators are here to help you and your loved one achieve the best possible outcome with compassionate, individualized cancer care.

Are cancer services available close to home?

With convenient locations in the Northtowns, Southtowns and Downtown Buffalo, cancer care is never far from home.

How soon can a new patient appointment be scheduled?

New patient appointments are available within one week or less.

Do you accept insurance, and will you help understand coverage?

We accept most major insurance providers, and our care coordinators can help you understand your insurance coverage and options.

Photos

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

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