Arch Health Medical Group

Leadership Team

Share This

Deanna Kyrimis

Deanna Kyrimis

Chief Executive Officer

“I believe in providing high quality, affordable, patient-focused care that combines the latest advancements in medicine with a superior experience. That’s what our physicians and staff strive to deliver to every patient, every day.”

Deanna Kyrimis is a seasoned healthcare executive powered by more than 20 years experience in developing and implementing strategic business initiatives in a fast-paced healthcare industry. As Chief Executive Officer (CEO) of Arch Health Medical Group, Kyrimis leads a team of more than 300 employees and 85 primary and specialty care physicians who serve nearly 80,000 patients in eight convenient offices throughout North County San Diego. 

Under Kyrimis’ leadership, Arch Health Medical Group has enjoyed numerous industry accolades including “Elite Status” achievement from the California Association of Physician Organizations' 2016 Standards of Excellence Survey, and an “Excellence in Healthcare” award from the Integrated Healthcare Association – one of only 12 physician groups in California to earn the prestigious honor.

Since her appointment in December 2014, Kyrimis has guided Arch Health Medical Group through a complete realignment to focus on the strategic initiatives imperative to the future of value-based health care. This effort led to the development of Pacific Accountable Care (PAC), a Centers for Medicare & Medicaid Services (CMMS) approved accountable care organization in which Kyrimis also serves as CEO. PAC is a partnership of healthcare professionals whose goal is to provide high quality clinical outcomes at a lower cost by aligning care providers, removing barriers to the coordination of patient care, and transforming the delivery of health care with a patient-centered focus. Learn more at

Likewise, Kyrimis fulfills the duties of President and CEO for Pacific Accountable Management (PAM), a service dedicated to providing solutions to support physician practices through the many changes of health care. PAM offers advanced payment methods and cost improvement techniques to increase revenues and reduce overall costs associated with managing practices — allowing the physician to concentrate on delivering optimal care to patients. Learn more at

Prior to her position with Arch Health Medical Group, Kyrimis served as Chief Executive Officer at the New Mexico Heart Institute where she led a successful expansion of their statewide network, supporting more than ten hospitals. She was recognized as the Albuquerque Business Journal’s Top CEO in 2014 for her transformative leadership and dedication to never losing sight of what really matters – patients. Kyrimis has also served on several not-for-profit boards with emphasis on patient education, advocacy, healthcare legislation and innovation in creating new, more effective, patient-centered models for delivering care. 

Kyrimis earned a Master’s Degree in Organizational Leadership from the University of Oxford; a Master’s in Business Administration with a Focus in Healthcare Management from the University of California – Irvine; and a Bachelors of Arts in Psychology from Arizona State University. She is currently pursuing a Doctor of Science Degree in Administration-Health Services from the University of Alabama at Birmingham.

Hugh King

Hugh King

Chief Financial Officer

“I strive to keep an eye on the present with a vision for the future to ensure greater cost control and financial performance that benefits everyone … most importantly our patients."

With more than 30 years experience in health care, Hubert “Hugh” King provides a proven track record for developing and implementing strategic financial plans. His extensive background in business development, profitability analysis, regulatory compliance, managed care, joint ventures, revenue cycle and operations leadership led to his appointment as Chief Financial Officer (CFO) for Arch Health Medical Group in November 2016. Here King plays a key role in several strategic efforts as we focus on service excellence in delivering patient-centered care. This includes also fulfilling the role of CFO for Pacific Accountable Care (PAC) – a partnership of health care providers working together to improve the quality, coordination and efficiency of patient care; and for Pacific Accountable Management (PAM) – an organization designed to support the business functions of medical practices so that physicians can remain focused on providing excellent patient care.

King previously served as CFO of Foundation Healthcare in Oklahoma City, OK, and SoutheastHEALTH in Cape Girardeau, MO, while also holding positions of financial leadership at The Valley Health System in Hemet, CA and Porter Health Care System in Valparaiso, IN, among others. He began his career as a Certified Public Accountant with the firm of Ernst & Young, and earned his Bachelors of Science in Business Administration, Accounting from the University of Central Florida, followed by his Masters in Business Administration from Southern Methodist University.

Matt Niedzwiecki

Matt Niedzwiecki

Chief Operating Officer

“It’s my goal to orchestrate efficient clinical operations while never compromising the quality of care or service excellence that Arch Health Medical Group is known for throughout the region.”

As Chief Operating Officer, Matt Niedzwiecki provides executive oversight for all clinical operations at Arch Health Medical Group (AHMG) including two urgent care centers and eight outpatient clinics as well as pharmacy, laboratory, physical therapy and imaging services offered at seven locations throughout North San Diego County. He also works to ensure safe and efficient operations of essential ancillary services such as the patient service call center, and facilities, security, environment of care and quality management functions.

Additionally, Niedzwiecki is highly involved in developing the infrastructure for Pacific Accountable Care (PAC) - a track one accountable care organization focused on improving the quality, coordination and efficiency of patient care; and Pacific Accountable Management (PAM) - an organization designed to provide efficient support to the business functions of medical practices so that physicians can remain focused on providing excellent patient care.

Niedzwiecki, who joined AHMG in October 2016, brings a wealth of experience in ambulatory and operations leadership to his role. His experience began in 1992 at Children’s Hospital, Los Angeles where he served as Director of Quality and Case Management, and continued at Rady Children’s Hospital, San Diego as Executive Leader of Ambulatory and Quality Management Services. Niedzwiecki then transitioned to Children’s Hospital, Orange County to serve as Vice President of Ambulatory, Ancillary and Support Services, followed by two years as Chief Operating Officer at the Orthopedic Institute, Los Angeles. In this position, Niedzwiecki steered the design, development and operational activation of an ambulatory surgery center, and mobilized a strategic outreach program that vastly expanded the footprint of the Institute. Throughout his tenure, Niedzwiecki has led outreach and expansion projects, operationalized medical home models and maintained quality metrics in the 90th percentile (HEDIS).

Niedzwiecki earned a Bachelor of Science in Accountancy from Ferris State University in Big Rapids, MI; and a Masters in Business Administration, Concentration in Finance and Business Economics, from Wayne State University in Detroit. In addition to his education, he has several related certifications including Lean Healthcare from the University of Michigan, Edwards Deming Institute and Philip Crosby Quality College. Niedzwiecki is also the author of “Continuous Improvement Tools: A Practical Guide to Achieve Quality Results,” Volume 1 and 2, 1994.

Mary Kay Payne

Mary Kay Payne

Chief Population Health Officer

"It is a privilege and a responsibility to help improve the quality of and access to care for all patients in our community – we collaborate with our partner providers to ensure the right care is delivered at the right time."

Mary Kay Payne is a senior strategic and operations-focused healthcare executive who provides leadership and technical insight to make today’s increasingly complex healthcare environment easier to navigate and understand while working to improve the health of the populations we serve.

As Chief Population Health Officer for Arch Health Medical Group and Pacific Accountable Care ACO, Payne collaborates with physicians, hospitals, health information exchanges and other partners to develop the infrastructure necessary to lead the two organizations into the future for excellence in quality, care, utilization management and cost control. In addition, she is responsible for developing strategies to improve the social aspects of population health to ensure patient needs are properly addressed.

Payne joined Arch Health Medical Group as Chief Information Officer in 2010, overseeing a technology landscape that has supported the growth of the organization from two to eight locations while doubling the number of providers. She continues to develop the technology strategy to support the population health initiatives of the ACO and the medical group departments. She works with clinical leadership to champion technology and initiatives that directly enhance the patient experience and health outcomes. She frequently speaks on innovation through technology, health informatics and population health management strategies.

Prior to her work with Arch Health Medical Group, Payne held multiple positions over a span of 24 years at Hoag Hospital in Newport Beach, CA, including Vice President and Chief Information Officer, Vice President of Planning and Decision Support, and Director of Program Development. A key strength is her ability to provide strong leadership for organizations during strategic growth and service expansion.

Payne earned her Bachelor of Science in Political Economics from the University of California, Berkeley, followed by her Master of Public Health from the University of California, Los Angeles. Her specialties include information technology management, analytics and decision support, strategic planning, program development and implementation, managed care, contract and policy development, physician relations, revenue cycle, health information exchange and regulatory adherence.