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HSCSN Board of Directors

Sharon Brickhouse Martin, MS

Senior Health Care Consultant

Sharon Brickhouse Martin is a senior health care consultant with expertise in organizational and operational evaluation and improvement. Her skills include business process reengineering, management development and team building, and information systems utilization.  Ms. Martin’s clients have included teaching and non-teaching hospitals, hospices and health systems, physician associations, information systems and supply vendors, managed care organizations, and military and government health care organizations. She is the Founder and President of Brickhouse • Martin Healthcare Engineering, which works to sustain improvements and manage change using proven engineering analyses. In this capacity, she manages the firm’s information technology services. 

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Patricia Brown

President, Oncology, Medically Home Group

Patricia “Patty” M.C. Brown is a health care industry leader in population health and managed care, expert in leveraging market incentives to drive changes in health care delivery and financing to achieve improved health and reduced cost at the patient, population and community levels. Ms. Brown currently serves as president, Oncology, for Medically Home Group, an organization transforming health care by providing all necessary intellectual property and technology to safely shift advanced medical care from hospitals to patients’ homes.

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Linda Dunbar, PhD

Vice President, Rural Health & Underserved Health Initiatives, Medically Home Group

Dr. Linda Dunbar is the Vice President, Rural Health and Underserved Health Initiatives for Medically Home, a technology-enabled services company that provides tools to allow medical providers to safely shift advanced medical care from hospitals to patients’ home. In this role, Dr. Dunbar is responsible for solution, process and workflow design, performance metrics and oversight of programs that align with the Medically Home vision and strategic plan in rural and underserved health programs.

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LaJoy Johnson-Law

Advocates for Justice and Education

Ms. LaJoy Johnson-Law, a community activist and advocate, is a Ward 8 resident with a beautiful special need’s daughter name Abria.  Ms. Johnson-Law invests in fundamental and substantial changes in the education community in DC, especially for children with differing abilities.  She previously served as a Board Member at AppleTree Early Learning Public Charter School and currently sits on the Parents Amplifying Voices in Education (PAVE) Board and Thrive by Coordinating Council as a parent member. She is a parent leader at Rocketship Public Charter School, where Abria is enrolled in the 3rd Grade. Ms. Johnson-Law is constantly inspired by her daughter, who was born very prematurely at 23 weeks and 1 pound 6 ounces. Abria is a miracle baby.

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Michael A. Jones

Chief Executive Officer, Jones Holding Corporation, LLC; Director, One Madison Group

Michael A. Jones currently serves as the Vice Chairman and Managing Director, North America for Ranpak Holdings (NYSE: PACK) since September 2019.  Prior, Jones was a board member with One Madison Group (NYSE: OMAD), New York.  One Madison Group combined with Ranpak in the summer of 2019.  Jones also served as EVP and Chief Customer Officer of Lowe’s Companies, Inc. from May 2014 through October 2016. In this role, Jones was responsible for store environment, merchandising, customer experience, marketing, strategy and research for Lowe’s U.S. stores operations. Prior to this role, Jones served as SVP and Chief Merchandising Officer for Lowe’s.

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Karen Williamson, MBA

Consultant, Kew Consulting

Karen Williamson is an independent consultant with KEW Consulting in Washington, DC.  Her consulting practice offers business development, project management, marketing, writing/editing, and strategic planning services.

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Schonay Barnett-Jones, MBA

Business Leader & Director, Visa

Ms. Barnett-Jones has been affiliated with Children’s National for the past sixteen years. She co-chaired the launch of the Parent & Family Advisory Council and continues to be active in the Children’s Hospital Foundation fundraising efforts, as well as the Children’s Miracle Network. Ms. Barnett-Jones is a Director at Visa, Inc., where she is responsible for managing the development of Visa operating regulations and waivers for the US market.

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Marc DiFazio, MD

Vice President of Ambulatory Services at Children’s National Hospital

Marc DiFazio, M.D., is the Vice President of Ambulatory Services at Children’s National Hospital. He completed his pediatric and neurology training at Walter Reed Army Medical Center, and went on to become the Chief of Child Neurology at Walter Reed, where he served on active duty until 2005 before transitioning to private practice in Rockville, MD.

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