OAG Board of Directors
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AnesthesiologistEric Bean, MD, MS
Chair -
AnesthesiologistRobert Bohanan, MD
Chair Elect -
AnesthesiologistRachel Mercer, MD
Secretary -
AnesthesiologistRandy Bissinger, MD
Treasurer -
AnesthesiologistAri Tallen, MD
Board Member -
AnesthesiologistAmy Greene, MD, MBA
Board Member -
AnesthesiologistShane Lee, MD
Board Member -
AnesthesiologistBryan Maxwell, MD, MPH
Board Member -
AnesthesiologistMichael Su, MD
Board Member -
AnesthesiologistDeborah Pederson, MD
Ex-Officio Board Member
Clinical Leaders
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AnesthesiologistAndrew Neice, MD
Chief Medical Officer -
AnesthesiologistRobin Robbins, MD
Clinical Quality Director -
AnesthesiologistOmar Halawa, MD
Health Informatics Medical Director -
AnesthesiologistLuke Parr, MD
Critical Care Medical Director -
AnesthesiologistAbbie Tirrell, MD
Physician Billing Compliance Officer -
CRNASusan Bardon
Chief CRNA
Corporate Leadership
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Ursula Luckert
Chief Executive OfficerAs Chief Executive Officer, Ursula oversees the business, administrative and financial operations of the corporation. Her staff addresses compliance, contracting with hospitals and ambulatory surgery centers, insurance reimbursement negotiation, physician & CRNA recruitment, scheduling, credentialing and information technology.
For the past 10 years, Ursula has served as the Director of Health Business Strategy at Moda Health Plan, Inc., where she led a variety of cross-functional teams supporting digital strategies, professional collaborations with hospitals and clinics, process improvements for health care services, and other initiatives supporting health care transformation and value-based care.
She also served as the Treasurer and Corporate Controller of North Pacific Group, where she was responsible for managing banking relationships, financial reporting, controls and processes with $1.3 billion in revenues and 900 employees.
Ursula received her Bachelor of Science in Accountancy (BSAcc) from Northern Arizona University and is a Certified Public Accountant in the State of Oregon (CPA, inactive status).
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Fiona Williams
Chief Operations OfficerAs COO, Fiona is an integral member of the Executive Leadership Team at OAG. Fiona’s responsibilities include overseeing the daily operations of OAG’s clinical workforce across all health systems, managing operational policies, strategic planning for the organization, enhancing staffing efficiencies, implementing objectives for optimal practice management, and various other projects that support an integrated approach for organization-wide improvements to meet the dynamic needs of the healthcare system.
Fiona hails from Melbourne, Australia and graduated with a Bachelor of Health Science (Nursing) from Victoria University in 1993. Over the past 28 years she has specialized in Perioperative Nursing, completing a Graduate Certificate in Perioperative Nursing from Royal Melbourne Institute of Technology. Throughout her career she has worked in large public and private nonprofit health systems as a staff nurse, scrubbing/circulating in all specialties, before transitioning to leadership. Fiona progressed into more senior roles and attained a Diploma of Leadership and Management from Swinburne University of Technology.
In 2017, Fiona and her family relocated to Portland, Oregon and for the past 5 years, Fiona was the Senior Director of Surgical and Interventional Services at Legacy Emanuel/Randall Children’s Hospital, where she was responsible for strategic and operational oversight of 19 ORs and 5 Cath Labs.
In her spare time Fiona attempts to keep up with her two teenage sons, enjoying watching them play sport. Family summers are spent at Hood River or southern Oregon enjoying the kiteboarding scene, and winters are for snowmobiling the multitude of trails in the PNW or venturing further to Montana and Idaho.
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Debi Florence, JD
Compliance Officer & General CounselDebi attended University of Oregon for her undergraduate studies, graduating, magna cum laude, with a bachelor of arts with dual majors in economics, with honors, and political science. In 2014, she completed her Juris Doctor and was admitted to the Oregon State Bar. During her time in law school, she held a variety of jobs in the healthcare industry working at both Legacy Health and Providence Health Plans. In 2014, she joined Moda Health as its Medicare Compliance Officer before transitioning to her role as Associate General Counsel.
Debi joined OAG in 2021 and is principally responsible for managing the OAG compliance program. The program helps ensure that we have the structure and processes in place to conduct business ethically and in accordance with the law and industry standards. Key program elements include OAG policies, training and communications, routine auditing and monitoring, as well as high-level oversight. Debi also provides consultation and leadership on a variety of business issues include communications, operations, etc.
Outside of work, Debi enjoys traveling and enjoying time outdoors with her Bernese Mountain Dog. She is an avid cook and enjoys discovering great food spots all around Portland.
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Micheal McCarthy
Human Resources DirectorMicheal joined OAG in 2016 as Human Resources Director. In his role, he is responsible for all recruitment activities, human resources and credentialing, employee relations, patient satisfaction surveys, performance reviews and leadership development.
Micheal has a Bachelor of Arts in Management and Organizational Leadership from George Fox University, and a Master of Science in Counseling Psychology from Lewis and Clark. He has more than 20 years of experience in Human Resources working with companies in retail, technology, healthcare, and most recently an international design firm.
Micheal and his wife have 2 great kids, and a feisty jack russell terrier. He enjoys the outdoors of the Pacific Northwest and is an avid trail runner.
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Siân Williams
Payor Contract ManagerAs Payer Contract Manager Siân overseas all area of payor contract management. She has over 20 years of experience in healthcare. She received her Bachelors from University of Oregon.
Siân joined OAG in 1993 and brings 14 years of experience managing payor contracting, negotiations, and analysis. Sian serves as billing liaison to our billing vendor, serves on various internal billing committees and is a non-voting member of Legacy Health Partner’s Finance and Contracting Committee. Prior to becoming OAGs Payer Contract Manager, Siân served in various roles ranging from Contracts Analyst, Contracts Administrator and Quality Assurance Administrator, overseeing risk management, credentialing and contract coordination.
