Leadership
Amanda Estapa ACNP-BC, CWS, FACCWS, DAPWCA, is the Chief Clinical Officer for MedCentris, LLC. Amanda earned her Master of Science in Nursing from Vanderbilt University as an Acute Care Nurse Practitioner in 2004. She is a certified MedCentris Wound Specialist™ and a Diplomat of the American Professional Wound Care Association®. Her experience includes years of trauma and surgical critical care prior to narrowing her practice to focus on Wound Medicine in 2010. She has worked throughout the continuum of care in the acute, long term, hyperbaric and outpatient wound care settings. Amanda’s passion for education on the management of complex wounds and patient advocacy has taken her to the national stage as a speaker to help bring awareness to the specialty of Wound Medicine.
Charles Guilbault is a native of New Orleans with extensive experience in wealth management, investment planning, and asset allocation. Charles graduated from Jesuit High School and earned his Bachelor of Science in Finance from the University of New Orleans. He began investing in the stock market at the age of 13. By the time he was in high school, he was frequently trading stocks during recess and lunch, keeping a close eye on stock quotes during the exciting late 1990s technology boom. After the tech bust, he learned important lessons about risk management and capital preservation.
Charles started his career as a Financial Advisor with American Express Financial Advisors, where he built a client base and became one of their advisor coaches. In 2005, he transitioned to Merrill Lynch, just before Hurricane Katrina. Despite the challenges posed by the storm, he persevered, continuing to support clients through difficult times.
Throughout his career, Charles has worked with clients from diverse backgrounds, helping them protect their financial future. In recognition of his work, he received the Forbes Top Next Gen Wealth Advisor award in 2019, followed by the Forbes Best-In-State Wealth Advisors award in both 2021 and 2022. These accolades highlight his dedication to delivering high-quality financial guidance to his clients.
Erika Watsey is the Chief Operating Officer for MedCentris. She is a certified Project Manager and Six Sigma Black Belt, with extensive experience in healthcare operations, administrative strategy, and revenue cycle performance across complex, multi-site organizations.
Originally from Fairfield, Iowa, Erika has grown alongside MedCentris, serving in key leadership roles including Senior Vice President of Administrative Operations, Executive Director, Director of Credentialing, Project Manager, and Revenue Cycle leadership. This progression has provided her with a comprehensive, ground-up understanding of healthcare operations with a specialized focus on wound medicine.
Throughout her career, Erika has developed deep expertise in healthcare operations, data analytics, and performance measurement, shaped in part by her work with Medicare Shared Savings Program (MSSP) Accountable Care Organizations participating in value-based care initiatives. Her experience supporting ACO reporting, performance assessment, and data-driven decision-making has informed her deep understanding of value-based care and continues to influence MedCentris’ operational planning, financial performance, and growth strategy.
As Chief Operating Officer, Erika focuses on designing scalable operational infrastructure, aligning cross-functional teams, and ensuring that compliance, quality, and efficiency remain foundational as the organization grows. Her approach emphasizes disciplined execution and practical innovation, resulting in streamlined core processes, strengthened healthcare partnerships, and reinforced standards of operational excellence that support the consistent and integrity-driven delivery of evidence-guided wound medicine.
Guy Ranzino is the Senior Vice President of Clinical Operations for MedCentris. A native of New Orleans, Louisiana, Ranzino is a Registered Nurse. He graduated from Charity Hospital School of Nursing in New Orleans. He has over 30 years as an experienced healthcare leader with a demonstrated history of roles in the Med-Surgical and Critical Care areas of East Jefferson General Hospital. Ranzino served over 20 years with Amedisys, a national leader in home health and hospice where he was positioned as an Area Vice President in both Operations and Business Development. His other leadership experiences include Chief Operating Officer for a Louisiana-based Inpatient Rehabilitation Hospital and a Regional Clinical Administrator with MedCentris before accepting this role. Ranzino’s strengths include strong skills in Enterprise Healthcare Operations and Business Development Management, Corporate Structure Design and Team Building, Strategic Planning as well as Integrating Staff and Processes with Mergers and Acquisitions. He has served on various committees and boards throughout his extensive healthcare career and is a member of the American Nurses Association and Louisiana State Nurses Association.
Kelly is a native of the New Orleans area with over 30 years of progressive accounting and finance experience across multiple industries.
She holds a Master of Science Degree in Management from Troy University, Alabama and a Bachelor of Science Degree in Business Administration from The University of New Orleans.
She began her accounting career at Sysco Food Services of New Orleans as a Staff Accountant before transitioning to healthcare with Universal Health Services, Inc. as a Senior Accountant and then on to HCA as an Accounting Manager for Lakeview Regional Medical Center. She enjoyed an extensive tenure in the hospitality industry with Starwood Hotels and Resorts Worldwide, as an Assistant Director of Finance, participating in numerous front- and back-of-the-house system migrations and completing hotel renovations including post-Hurricane Katrina recovery. She further expanded her accounting knowledge by joining a New Orleans law firm that specialized in Medical Malpractice and Environmental Law before returning to the Healthcare Industry.
Brennan Morris is the Vice President of Administrative Operations. Originally from Watson, Louisiana, she brings a progressive background in human resources leadership within the healthcare sector. She holds a Bachelor of Arts in Communications from Southeastern Louisiana University and a Master of Science in Leadership and Human Resources Development from Louisiana State University. In 2025, Brennan earned her SHRM-CP credential, further strengthening her expertise in strategic and compliant HR practices.
Brennan began her career at MedCentris in 2019 as a Business Development Executive Assistant. Her aptitude for organizational development and people operations led to her transition into the Human Resources Department, where she played an integral role in building scalable HR infrastructure to support clinical and corporate teams.
Brennan progressed into HR leadership roles, serving as Assistant Director before becoming Director of Human Resources in 2023. In these roles, she led strategic HR initiatives spanning talent acquisition, employee development, compliance, performance management, and HRIS optimization.
In her role on the executive team, Brennan shapes human resources strategy to foster strong leadership, efficient operations, and a resilient workforce. Her work is grounded in a commitment to empowering people and advancing MedCentris’ mission to provide exceptional care in wound medicine.
Advisory Board
Prior Experience:
- Providing EPS guidance and managing the budget and forecast models
- Venture Capital and Private Equity funds Investor
- Board Member for the Dunn Family Foundation (DFF)
Prior Experience:
- Consulting: MDVIP, CenturyLink, P&G
- Marucci Sports
- Peter Mayer
- Shaw Group
Education:
- BS, Lynn University
- MA, Hofstra University
Prior Experience:
- RN, Baton Rouge General Hospital ICU
- Branch supervisor for Chase Bank
- Volunteer for the Sister Dulce Ministry for the Sick and Dying at Cypress Springs
Education:
- Louisiana State University
- Baton Rouge General School of Nursing

