Senior Staff

Bob Block Sr Staff 20

Bob Block, CPA, is Chief Financial Officer and brings more than 35 years of experience in finance, accounting and operations. In this position, Bob assumes officer control for all PHMC enterprise financial and related operations, and PHMC’s business model and entrepreneurial approach for service expansion and growth. Through this work, he leads PHMC’s fiscal team in committing resources to support integration of operations, strong internal controls, and staff development.

Prior to joining PHMC, Bob served as CFO of Community Health Center Inc. (CT), Vice President of Finance at St. Vincent’s Medical Center, Chief Financial Officer of the Jewish Home for the Aged, Chief Administrative Officer at the APT Foundation, Director of Finance at American Medical Response, Manager of Budget and Finance at Yale-New Haven Hospital, and CEO of The AuctionBlocks (a company he founded and ran for ten years).

Bob obtained his bachelor’s degree in Accounting and Finance at the Wharton School of the University of Pennsylvania and his master’s degree in Public Policy from the Graduate School of the University of Pennsylvania. Bob was Controller of a behavioral health research group (Center for the Study of Adult Development, later Integra Inc.) during his final four years at Penn. He subsequently earned his CPA license at Arthur Young and Company in Philadelphia (currently Ernst & Young).

Christina Hayden is Chief of Staff and provides executive support to the Chief Executive Officer, Executive Leadership Team and Senior Management Team. Christina provides a wide range of leadership and support to PHMC’s strategic vision, growth and partnership endeavors. She is responsible for centralizing and managing the Board of Directors of PHMC and its subsidiaries, driving organizational improvements, integration and corporate wide initiatives. In addition, Christina is the Chief Operating Officer of the Public Health Fund, a PHMC subsidiary foundation whose mission is to improve the health and lives of children, adults, and families in the Greater Philadelphia community served by PHMC and its partners through public health initiatives.

Prior to joining PHMC, Christina was the Outreach Coordinator and Development Associate at Home of the Sparrow in Exton, PA., a nonprofit organization providing housing, education, and social services for homeless and low-income women and children.

Christina earned her bachelor’s degree in History from Boston College with a Faith, Peace, and Justice Minor, and a Pre-Med Concentration. She earned a Certificate in Medical Science Preparatory Program from Drexel University College of Medicine. She completed the American Fundraising Professional Principles of Fundraising Course and earned a Master’s in Public Administration and Certificate of Nonprofit Management from Villanova University. Christina is a member of the Penn Medicine – University of Pennsylvania Health System Board of Women Visitors and a member of both the American Public Health Association and the Pennsylvania Public Health Association.

Twiggy Rodriguez is the Managing Director of Total Quality Management, leading PHMC’s efforts to continually achieve total quality management throughout the organization. Twiggy comes to PHMC with nearly 20 years of executive management experience in the public health industry. Twiggy previously served as the Vice President of Primary Health at Acacia Network in New York City, where she was in charge of managing the Health Home program, DSRIP transformation of care and the Federally Qualified Health Centers (FQHCs). As an officer at Acacia, she gained experience developing, operating and overseeing the execution of an integrated model of care while preparing the organization for their value based proposition.

Twiggy earned her B.A. in TV Production and Directing at the Higher Institute of Television Studies (ITV), in Guayaquil, Ecuador and currently pursuing an Executive program of value based care at Harvard Business School

Dr. Robert Heinginer is Medical Director of PHMC Health Services. In this role, Dr. Heininger is an integral senior team leader providing high quality direction and clinical supervision to advance our nurse-led primary health care integrated services. Dr. Heininger joined PHMC following dedicated service in the U.S. Army, where he held a number of key leadership positions, including service as the U.S. Army’s Population Health Physician for the entire Middle East area of operations. Dr. Heininger’s other experience includes serving as the Medical Director at Winn Army Hospital in Fort Stewart, Georgia, and the Director of Training and Education at the U.S. Army Medical Research Institute of Infectious Diseases.

Dr. Heininger earned his Doctorate in Osteopathic Medicine at Midwestern University in 2012. He also attained his Master’s of Business Administration from Baylor University in 2018 and his Master’s in Public Health from the Uniformed Services University of Health Sciences in 2015. He graduated from Pennsylvania State University in 2002 with a Bachelor’s in Fine Arts. Dr. Heininger is also board certified in Preventive Medicine and General Public Health.

laurie corbin headshot

Laurie Corbin serves as the Managing Director for Community Engagement, responsible for a continuum of programs that provide social services prevention, intervention, treatment and education to at risk individuals and their families. This includes responsibility for Forensic Services Programs (FIR), which represents a continuum of programs or services that focus on the diversion and early release from incarceration for justice- involved individuals; Community-Based Outreach Programs (CBOP), which include a treatment readiness/recovery support program; and New Pathways Project and Philadelphia Hepatitis Outreach Project (PHOP), a prevention education initiative for high-risk individuals. Laurie also oversees PHMC’s Homeless and Social Service programs that seek to provide comprehensive, integrated care to Philadelphia’s chronically homeless population. Laurie has also had the position of Program Director for Interim House West and Bridges’ Step Down, which provided substance use treatment and recovery housing to woman. Laurie has held leadership positions in the area of child welfare at Methodist Family Services and Northeast Treatment Centers.

Laurie has a Master of Social Service (MSS), Master of Law and Social Policy (MLSP) and Certificates in Non-Profit Executive Leadership from Bryn Mawr School of Social Work and Social Research and the Philadelphia African American Leadership Forum (PAADLF) through the Urban League of Philadelphia. She also has a B.A. in Political Science from Temple University. Laurie currently serves on the Steering Committee for the Philadelphia Reentry Coalition and as a member of the Penn Mental Health AIDS Research Community Advisory Board. She previously served as a board member for the Pennsylvania Prison Society.