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About

Lake Erie Medical Services, PC (LEMS) is a privately held hospital and health care provider headquartered in Dunkirk, NY. It operates four locations across Dunkirk, Derby, Fredonia, and Jamestown, offering primary care (including walk-ins at the Fredonia office) as well as services in general surgery, oncology & hematology, orthopedics & spine, and pain management. Main contact: 716-672-2000 (Mon–Fri, 8 a.m.–5 p.m.). Primary locations include: - 419 Central Ave, Dunkirk (HQ) - 7060 Erie Rd, Derby - 268 W Main St, Fredonia - 107 Institute St, Jamestown Industry: Hospitals and Health Care. Location focus: Dunkirk and surrounding areas (Derby, Fredonia, Jamestown). Hours and appointment information available via phone.

Clinic Type

Pain Management

Address

529 Central Ave., Dunkirk, NY 14048

Phone

716-672-2000

Email

myhealth@brookshospital.org

Opening Hours

8am-4:30pm M-F

Services Offered

  • Pain Management
  • General Surgery
  • Orthopedics
  • Oncology
  • Primary Care
  • Other medical services listed on site (as per extracted extras)

Team

  • Dr. Rostomian — Pain Management

Insurance & Payment

Languages Spoken

FAQs

Appointments

Rx Refills, Lab Results and more.

Photos

What Patients Say

Overall sentiment across review platforms: positive

  • Vitals: 4.3/5 stars (11 ratings)
  • WebMD Care: 4.5/5 stars (12 ratings)

Patients praise

  • Kind and helpful office staff
  • Doctors are involved and explain things thoroughly
  • Accurate diagnosis and good bedside manner
  • Commitment to patient follow-up

Common complaints

  • Some patients noted the need for improvement in time spent during visits

"Top notch care. Desk ladies are always so kind and helpful. The doctors are really involved and explain things thoroughly. They treat based off facts and ..."

Yelp/Yahoo/MapQuest reviews

"The doctor is very kind and knows his stuff."

Vitals review for Dr. John Keyes

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

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

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