Meet our Physicians
Hilmer Negrete, M.D., F.A.C.P., F.A.S.N.

Medical School:
- National University of San Marcos School of Medicine
Lima, Peru
Internship:
- Union Memorial Hospital
Baltimore, Maryland
Fellowship:
- University of Pittsburgh Medical Center
Pittsburgh, Pennsylvania
Board Certifications:
- Internal Medicine
Nephrology
Current Positions:
- Medical Director of Hemodialysis Center
Centers for Dialysis Care Warren
Warren, Ohio - Medical Director of Hemodialysis Center
Centers for Dialysis Care Youngstown
Youngstown, Ohio - Clinical Associate Professor of Internal Medicine
Northeastern Ohio University College of Medicine
Professional & Society Memberships:
- International Society of Nephrology
- American Society of Physicians
- American Society of Nephrology
- Renal Physicians Association
- National Kidney Foundation
- Mahoning County Medical Society
- Ohio State Medical Association
Prakash N. Roy, M.D.

Medical School:
- BJ Medical College
Ahmedabad, Gujarat, India
Internship:
- Harlem Hospital Center at College of Physicians & Surgeons of Columbia University
New York, New York
Residency:
- Harlem Hospital Center at College of Physicians & Surgeons of Columbia
University
New York, New York
Fellowship:
- Columbia Presbyterian Medical Center
New York, New York
Board Certifications:
- Internal Medicine
Nephrology & Hypertension
Current Positions:
- Medical Director of Hemodialysis Unit
Centers for Dialysis Center Jefferson
Jefferson, Ohio - Director of Acute Dialysis Fresenius
Salem Regional Medical Center
Salem, Ohio
Professional & Society Memberships:
- Mahoning County Medical Society
Ohio State Medical Association