Leadership Team

Jose Barreau, MD | CEO & Co-Founder

Dr. Barreau's passion — to improve patient care through better communication — is the foundation for the Doc Halo clinical communication platform.

Dr. Barreau is Board-certified in Internal Medicine, Hematology and Medical Oncology. He completed his fellowship in Hematology - Oncology at the University of Cincinnati, and prior to his retirement from active practice he sub-specialized in breast cancer treatment.

In his role as the former director of the TriHealth Cancer Institute in Cincinnati, Dr. Barreau worked to expand the use of multidisciplinary clinics, which would in-turn improve the quality of cancer care through better communication.

Mark Cittadino | VP of Clinical Communication

Mark joined the firm in 2014 bringing 10-plus years experience in the healthcare industry, both at the academic and enterprise level.

Prior to joining Doc Halo, Mark was Regional Vice President of Sales for iCare, a cloud-based electronic health records (EHR) platform. From that vantage point, he has a clear perspective on the most recent technological focus areas, as well as a keen insight into what he suspects will be one of the most exciting technological healthcare advancements—the clinical communication platform.

Doug Fuerst | VP of Development

Doug leads Doc Halo's development operations, managing and growing our Product Management, Engineering, QA and DevOps practices as the team continues to deliver enterprise communication technology solutions.

Doug brings nearly 20 years of experience in platform engineering with McGraw-Hill Education. Most recently he served as Director of Platform Engineering, where he leveraged his knowledge in technology and management to develop robust solutions that delivered educational resources to millions of students nationwide.

Amit K. Gupta, MD | President & Co-Founder

Dr. Gupta shares Dr. Barreau’s passion for understanding and improving healthcare communication, especially among the various providers involved in an individual patient's care.

His philosophy that timely and effective physician-to-physician communication is the key to improving patient outcomes led to the development of Doc Halo, which at its core is designed to put physicians in charge of their communication and establish a new standard for the medical profession.

Marnie Hayutin | Director of Marketing

Marnie brings extensive content marketing experience to the Doc Halo team. Her career path has been a gradual evolution from journalism to marketing, including work in both editorial and advertising departments. She has served as Digital Media Director for Cincinnati Magazine, taught numerous journalism and digital media courses at Northern Kentucky University, and developed expertise as a marketing consultant in helping businesses connect with customers in meaningful ways.

Kim Hill | Director of Operations

Kim joined Doc Halo in 2014 to help provide coordination with the Sales Team. As Director of Operations, she works directly with all the Doc Halo teams to continually improve internal processes, as well as help with daily operations.

Jon Jansen | Chief Integration Officer

Jon coordinates the integration process to connect new user networks to the Doc Halo system. With more than 22 years of experience in the secure healthcare communication arena, Jon can ensure complete product confidence for Doc Halo end users.

Lindsey Lonergan | Director of Human Resources & Talent Acquisition

Leading Doc Halo’s HR department, Lindsey is charged with building our growing team. With a passion for developing talent and creating cohesive workgroups, Lindsey is excited to be at the helm as Doc Halo expands.

Corinne Phillips | Director of Customer Care

Corinne arrived at Doc Halo in 2014 to provide top-notch service to our customers. She works with the Customer Care team and the rest of the Doc Halo leadership to continually improve our customer support, as well as refine troubleshooting tools and training materials.

Elizabeth Ramsey | Director of Implementation

Liz brings to Doc Halo more than seven years of experience in complex healthcare organizations and 10 years in academic and organizational research related to healthcare, crisis and leadership.

Steve Roth | Chief Operating Officer

Steve provides strategic leadership and drives operational efficiency within Doc Halo. Specifically, he is responsible for growing Doc Halo’s capabilities, scale and effectiveness.

Brian Sullivan | Chief Product Designer

Brian has been creating interactive user experiences for 20-plus years in multiple industries, and he previously owned a media company. He has supported top-tier high-profile businesses and organizations including Sony, IBM, GE and the United Nations.