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Faculty

Dr. I. Mihai Cosma (Program Director)

Dr. I. Mihai Cosma is currently the Nephrology Fellowship Training Program Director. His interests are interventional nephrology and he is a hypertension specialist. He is also interested in translational research and clinical teaching. He completed both his internal medicine residency and nephrology fellowship training at Maine Medical Center. He is an Assistant Clinical Professor of Medicine at Tufts University School of Medicine.  


Dr. Michael Akom

Dr. Michael Akom is the managing physician of MMP Nephrology. His clinical interests in nephrology are broad and he participates as one of the four transplant nephrologists in the Maine Transplant Program. He completed internal medicine residency and the first portion of his fellowship at the University of Maryland. He subsequently completed fellowship at Maine Medical Center and joined the Maine Medical Center nephrology faculty. Dr. Akom is a Clinical Assistant Professor of Medicine at Tufts University School of Medicine.


Dr. Patricia Cantlin

Dr. Patricia Cantlin is the Medical Director of Casco Bay Dialysis Facility and has a broad range of clinical interests in nephrology, including renal disease in pregnancy and dialysis. She completed her internal medicine residency at Michael Reese Medical Center/University of Illinois Medical Centers in Chicago, and subsequently did nephrology fellowship at Maine Medical Center. She is a Clinical Assistant Professor of Medicine at Tufts University School of Medicine.


Dr. Hassan Mahmoud

Dr. Mahmoud joined MMP Nephrology in July of 2021. He completed his internal medicine residency at Maine Medical Center and his nephrology fellowship at Boston University.


Dr. Mahendra Mangray

Dr. Mangray joined our faculty in January of 2018. He completed his internal medicine residency at the University of Virginia Roanoke and his nephrology fellowship at the Maine Medical Center. His clinical interests include kidney transplantation, chronic kidney disease, and management of glomerular diseases.


Dr. Grant Oakley

Dr. Oakley joined MMP Nephrology in July of 2021. He completed his internal medicine residency at New Hanover Regional Medical Center, Wilmington, North Carolina. He is a graduate of the Maine Medical Center Nephrology Fellowship program.


Dr. Mark Parker

Dr. Mark Parker is the Vice President of Quality and Safety for Maine Medical Center and the former director of the Division of Nephrology and Transplantation. He is a quality improvement specialist and is known nationally in nephrology for his work in medical education and workforce recruitment. His clinical areas of interest include resistant hypertension management and kidney transplantation. He completed his internal medicine residency and nephrology fellowship at Tufts-New England Medical Center in Boston. He is a Clinical Associate Professor of Medicine at Tufts University School of Medicine.


Dr. Paul Parker

Dr. Paul Parker is the Medical Director of York County Dialysis Center and has clinical interests that include chronic kidney disease, dialysis therapies, and nephrolithiasis. He completed his internal medicine residency at Hartford Hospital and his nephrology fellowship training at the University of Iowa Medical Center. He is a Clinical Assistant Professor of Medicine at Tufts University School of Medicine. 


Dr. John Vella

Dr. John Vella is the Director of Nephrology & Transplantation at Maine Medical Center. He did internal medicine residency at Beaumont Hospital in Dublin, Ireland and Boston City Hospital. He went on to complete clinical nephrology training back in Dublin and then did transplant immunobiology and clinical transplantation fellowships at Brigham & Women’s Hospital & Massachusetts General Hospital, Boston. He is a nationally recognized authority in kidney transplantation. In addition to authoring numerous original research publications, invited reviews and book chapters, he has been the editor of the journal Transplantation NephSAP for more than a decade. He is a Clinical Associate Professor at Tufts University School of Medicine.


Dr. James Wasserman

Dr. James Wasserman is the Medical Director of Southern Maine Dialysis Facility. His clinical interests include chronic kidney disease and dialysis therapies. His research expertise is in the application of rehabilitation programs into therapy for kidney disease. He completed internal medicine residency at Albert Einstein College of Medicine in New York, and nephrology fellowship at Brigham & Women’s Hospital in Boston. He is a Clinical Associate Professor at Tufts University School of Medicine. 


Adjunct Faculty

Transplant Program

  • James F. Whiting, MD
  • Juan Palma, MD
  • Deborah Hoch, DNP
  • Marizela Savic, PharmD

Department of Pathology

  • Douglas Dressel, MD

Division of Pediatric Nephrology

  • Oliver Fremont, MD
  • Marie H. Tanzer, MD
  • Ronald Zviti, MD

Immunogenetics

  • Ronald Rubocki, PhD

Togus Veterans Administration Medical Center

  • Brad Schimelman, MD (Site Director)
  • Eric Taylor, MD