ID Care's Organizational Leadership Team

Meet the Organizational Leadership Team at ID Care

As the largest independent infectious disease practice on the East Coast and the second largest in the United States, ID Care has a team of distinguished leaders dedicated to advancing the field of infectious disease care. Our organizational leadership team, comprised of renowned physicians, nurses and healthcare professionals, drives our commitment to delivering the highest level of care across the communities we serve. At ID Care, we are more than just a network of infectious disease experts, we are clinical leaders, innovators and researchers. Our mission is to ensure that our patients and healthcare partners have access to the most effective prevention methods, accurate diagnoses and cutting-edge treatments available today.

Dr. Ronald Nahass, who with Nurse Practitioner Kathleen Seneca, coauthored a paper on HBV and hepatitis d virus co-infection | ID Care New Jersey

Ronald Nahass, MD, MS, FIDSA

Interim CEO

Dr. Ronald Nahass, MD, MS, FIDSA, is the interim CEO of ID Care. He has been instrumental in expanding the practice to a clinical network of over 50 nationally-recognized infectious disease specialists.

Placeholder silhouette image for Dr. Ashish Chandwani Infectious Disease Expert in NJ | ID Care

Alex DiGuilio

Chief Financial Officer

Alex DiGuilo holds an MBA and dual certifications as a Certified Internal Auditor and Certified Information Systems Auditor. With extensive expertise and leadership in healthcare finance, operations and organizational growth, Alex ensures strong financial management and stability in support of ID Care’s mission.

Rebecca Lucas, RN

Chief Nursing Officer

Rebecca Lucas is a dedicated registered nurse with a Master in Nursing Leadership. She applies her skills in all infectious disease care areas from acute care settings to community agencies.

Steve J. Williams, MD

Regional Vice President (North)

Board of Directors

Steve J. Williams, MD, Vice President, North Region, specializes in infectious diseases, co-directs the Morristown Tuberculosis Center, and is passionate about wound care, antibiotic stewardship and infection control.

Robert E. Segal, MD

Regional Vice President (South)

Board of Directors

Robert E. Segal, MD, Regional Vice President, South Campus, is a medical director specializing in HIV, hepatitis C, wound care, and antibiotic stewardship. He brings extensive expertise & dedication to patient care.

Dr. Ajay Mathur

Ajay N. Mathur, MD

Regional Vice President (East)

Board of Directors

Ajay Mathur, MD, Regional Vice President, East Campus, is a board-certified infectious disease specialist at ID Care. He has a focus on HIV and also volunteers for the Infectious Diseases Society of America.

Rohit Bhalla, DO, CWS, FACP | ID Care | Princeton | Somerset

Rohit Bhalla, DO, CWS, FACP

Board of Directors

Dr. Rohit Bhalla is the youngest member of the board at ID Care. He is currently involved in antibiotic stewardship programs at Meadow Lakes, Gardens at Monroe, Winchester Gardens, Stonebridge at Montgomery and Village Point rehabilitation centers.