About

Andrew T. Christman is a highly accomplished and results-driven CEO with a proven track record in creative problem-solving, relationship building and team synergy. With a strong background in healthcare business administration and a passion for making a difference, he has consistently delivered extraordinary results through his leadership and team-building skills. Christman excels in handling multiple projects in fast-paced environments, where he thrives on achieving goals and accomplishing the impossible.

Christman’s educational foundation includes a Bachelor of Science in Business Administration with honors from Florida Gulf Coast University in Fort Myers.

As CEO of Coastal Health, a premier multi-specialty healthcare organization headquartered in Jacksonville, Florida, Christman brings extensive expertise and accomplishments from his previous roles. At Apex Healthcare Strategies in Bradenton, Florida, he served as the Founder and Chief Executive Officer, overseeing annual healthcare expenditures of over $720 million. Driving the success of the company under Christman’s leadership, Apex Healthcare Strategies, managed internal staff of 215+ and was responsible for financial budget management and healthcare focused business strategy. He has a proven track record in optimizing revenue cycles and day-to-day operations for more than 500 independent practices over the last 20 years, implementing efficient practice management systems and EMR configurations, legal and regulatory compliance, and public relations and branding.

Christman offers additional expertise in billing and payor relations. His role as the Area Vice President of Enterprise Solutions at ZirMed in Louisville, Kentucky further showcased his mastery in medical billing and revenue cycle management becoming a subject-matter expert in an ever-changing healthcare marketplace. Christman also worked closely with the product development team to enhance ZirMed’s offerings and to provide consultative support to prospects, helping them understand and implement technology.

Seeking a servant-leader approach to his role as CEO of Coastal Health, Christman envisions a workplace rooted in empathy, selflessness, service and ethics, crafting a value-based ethos that guides the company. Christman challenges his team members to embody the ideal team player essential virtues of: “humble,” “hungry” and “people-smart.” By fostering these virtues, he aims to cultivate individuals who excel as team players through personal understanding of self, possessing strong interpersonal skills and who relentlessly pursue self-improvement.

Christman’s expertise extends beyond his professional roles. He is affiliated with organizations such as the American Academy of Professional Coders, the American Society of Health Informatics Managers, the Healthcare Informatics and Management Systems Society, and the Medical Group Management Association. These affiliations highlight his commitment to professional growth and staying abreast of technological and industry advancements.

With his background and dedication to excellence, Andrew T. Christman continues to be a driving force in the healthcare industry, leading Coastal Health to new heights and making a positive impact in the lives of patients and practitioners alike.

Gregg Taboh is an established figure in the interventional pain space, with more than two decades of experience. He serves currently as the Chief Operating Officer for Coastal Health, a premier multi-specialty healthcare organization headquartered in Jacksonville, Florida.

Taboh began his career in the pharmacy arena and gradually expanded his knowledge across various service lines in the complex field of pain management. Throughout his professional journey, he played a key role in the strategic growth of different practices, which subsequently positioned them for successful partnerships with equity firms. His primary specialties include the development of central and dispensing pharmacies, laboratory structures, durable medical equipment, ambulatory surgery centers and clinical research.

Taboh prides himself on his ability to enhance culture within organizations and to drive strong relationships among providers and staff. His passion for building a great culture and cultivating trust among his teams is always a top priority. He understands the importance of fostering a positive work environment that promotes collaboration and productivity.

Prior to joining Coastal Health, Taboh served as Chief Operating Officer for a national spine and pain center, where he was responsible for 14+ ambulatory surgery centers, a national pharmacy, several toxicology laboratories, clinical research, and 60 medical facilities with an annual revenue of $200+ million.

Originally from New York, Taboh was born in Brooklyn and raised in Westchester. He currently resides in central Florida with his wife, daughter and two dogs. He holds a Bachelor of Arts in Sociology from the University of Hartford, Connecticut. Outside of work, he enjoys engaging in activities such as running, biking, and traveling with his family. The Taboh family is actively involved in multiple youth charity organizations, reflecting their commitment to philanthropy and community.

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Jairo Brieva, M.D., serves as Chief Medical Officer for Coastal Health Primary Care, providing administrative and physician leadership to ensure the delivery of high-quality medical care. In this role, he supports Coastal Health providers and staff by communicating clinical policies, regulatory requirements, and best practices that promote patient safety, effective treatment, and continuous quality improvement.

A board-certified family physician and seasoned healthcare leader, Dr. Brieva brings more than 34 years of clinical experience and 18 years in executive and administrative leadership roles. He is widely recognized for his ability to combine deep clinical expertise with strategic vision to elevate standards of patient care across organizations.

Dr. Brieva earned his Doctor of Medicine degree from Universidad Libre in Cali, Colombia, and completed his Family Practice residency at the University of Florida in Jacksonville. He is a Diplomate of the American Board of Family Practice and an active member of the American Academy of Family Physicians, the Florida Academy of Family Physicians, and the Duval County Medical Society.

Fluent in both English and Spanish, Dr. Brieva is well-positioned to serve diverse patient populations. At Coastal Health, he remains committed to delivering comprehensive, patient-centered care while driving ongoing improvements in healthcare quality and outcomes.

Michelle Steeghs serves as Vice President of Operations for Coastal Health Primary Care, bringing more than 20 years of experience in healthcare leadership, strategic planning, provider network management, and operational transformation. In her role, she oversees operations across 14 primary care practices, focusing on strategic growth, team development, and delivering high-quality patient care.

Throughout her career, Michelle has held executive leadership positions with prominent healthcare organizations, including Elevance Health, Aetna, and Blue Cross Blue Shield of Florida. Her experience includes leading enterprise-wide cost and quality initiatives, developing value-based care strategies, strengthening provider partnerships, and implementing innovative healthcare delivery models. She has contributed to initiatives spanning multiple states and has helped drive significant cost savings while improving operational efficiency and care outcomes.

Michelle’s background also includes experience as a registered nurse, with clinical work in operating room services, inpatient pediatrics, hemodialysis, clinical research, physician outpatient practice, and case management. This combination of clinical and executive experience gives her a well-rounded perspective on healthcare delivery and the operational strategies needed to support patients, providers, and care teams.

She holds a Master of Business Administration in Healthcare Management and an active registered nurse license in Florida.

Michelle is committed to building strong teams, fostering collaboration, and advancing patient-centered care through thoughtful leadership and continuous improvement.

Christinne V. Perez serves as Vice President of Business Development and Physician Recruitment for Coastal Health, where she leads strategic initiatives to attract top medical talent and foster strong physician relationships. With more than 16 years of experience in healthcare leadership, she plays a pivotal role in driving organizational growth, enhancing service lines, and expanding access to quality care across the region.

Christinne has built a reputation for her expertise in relationship building, communication, and strategic planning. Passionate about creating exceptional patient experiences, she teaches the “Spirit of Hospitality” workshop to all new hires—a program that inspires team members to bring warmth, empathy, and personalized care to every interaction. This initiative is deeply rooted in her 25-year background in the hospitality industry, which instilled in her a lifelong belief that kindness and service are as essential as clinical excellence. She previously served as Director of Business Development for HCA Healthcare in the Jacksonville area, where she focused on physician development and surgical growth.

Christinne earned her Bachelor of Business Administration with a double minor in Hospitality and Marketing from East Carolina University. Deeply committed to community service, she has volunteered with Mercy Support Services since 2019, supporting the organization’s annual “Night of Hope” fundraiser.