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Executive Team

Thomas Lawrence, MD, MBA, President & CEO

Dr. Robillard

Dr. Lawrence is the President & CEO for Catholic Medical Partners. Born and raised in Buffalo, he began his medical career in Western New York, holding several clinical and administrative positions, including serving as Vice President of Southern Tier Independent Physicians Association.

A well-respected physician executive with a strong background in medical staff leadership, population health, clinical transformation, and value-based care, Dr. Lawrence previously served as Chief Medical Officer of Innovative Health Alliance of New York, a Clinically Integrated Network based in Albany. Other positions include President of Mount Carmel Medical Group, in Columbus, Ohio; Chief Medical Officer of St. Peter’s Health Partners Medical Associates in Albany, New York; and Chief Medical Officer and Vice President of Peninsula Regional Medical Group and Chief Medical Officer and Vice President of Medical Affairs for Peninsula Regional Medical Center in Salisbury, Maryland. 

David J. Martinke, DO, Chief Medical Officer

Dr. Martinke

Dr. Martinke has been a longtime member and board member prior to joining the staff of Catholic Medical Partners in 2015. As Chief Medical Officer, he is leading clinical integration and standardization efforts and physician relations with our nearly 1,000 members. In addition, he serves as the organization’s administrative lead for membership matters. 

A partner with Primary Care of Western New York, Dr. Martinke served as the chairman of the Department of Family and General Practice at Sisters of Charity Hospital for 17 years prior to his current position with CMP. He also served as the director of osteopathic medical education and program director for the family practice residency at Sisters Hospital for 14 years. Dr. Martinke is board certified by the American Osteopathic Board of Family Practice.

Margaret Paroski, MD, MMM, Chief Medical Officer

Dr. Paroski

Dr. Paroski is the is the Chief Medical Officer of Catholic Medical Partners. A board certified neurologist, Dr. Paroski has held various administrative positions including Medical Director at Erie County Medical Center; Senior Associate Dean of Academic Affairs & Admissions and Interim Vice President of Health Affairs & Interim Dean at the Jacobs School of Medicine and Biomedical Sciences, University at Buffalo; and Executive Vice President & Chief Medical Officer at Kaleida Health. She began her medical career at the Buffalo VA Medical Center and held hospital appointments at the Buffalo Psychiatric Center, Roswell Park Cancer Institute, Kaleida Health, and Erie County Medical Center. In addition to her clinical and leadership roles, Dr. Paroski has been a faculty member in the Neurology department at the Jacobs School of Medicine and Biomedical Sciences for the past 35 years. 

As Chief Medical Officer of Catholic Medical Partners, Dr. Paroski leads clinical integration and standardization efforts and physician relations among the organization’s medical and specialty practices. She is also responsible for engaging physician members in population health initiatives and value based payment model adaptation.