Meet the CQC Team

diane_1Diane Stewart, Senior Director

Ms. Stewart directs the California Quality Collaborative - a statewide collaborative program to re-engineer care in the outpatient setting in partnership with health plans, medical groups and employers. As part of her responsibilities, she developed the California Improvement Network, a program funded by the California HealthCare Foundation to foster practice improvement across all public and private delivery systems in California. Previously, she led the technical development team for the Integrated Healthcare Association’s (IHA) Pay for Performance program which collects and reports measures of clinical performance, patient experience and IT functionality for 215 medical groups caring for 6 million patients. Prior to joining CQC, Ms. Stewart was Director of Quality and Planning at the Palo Alto Medical Foundation, where she initiated the quality program driving improved outcomes in patient satisfaction, clinical performance, financial performance and staff satisfaction. She has presented at national conferences on pay for performance, fostering regional healthcare improvement, techniques of process improvement and the business case for quality. Ms. Stewart has also held management positions at Harvard Community Health Plan as well as other IPAs and medical groups on the east coast. Ms. Stewart received a BA in Biology from Dartmouth College and an MBA from the Yale School of Management.


bart_Bart Wald, MD, Medical Director

Dr. Bart Wald, president of PA Health Leadership Consultants has extensive executive experience with health plans, hospitals and physician groups.  As the founding CEO of Physician Associates Medical Group, he led the group to become one of the most innovative and high performing in California prior to its merger with Health Care Partners. Bart was most recently Physician Chief Executive for Providence Health and Services California where he led the efforts to develop, consolidate and integrate its physician groups and foundations. Bart has also served as Medical Director for DaVita-HealthCare Partners Medical Group, CMO of UniMed Physician Services, Medical Director for Health Net of California, and Vice President of Medical Affairs for Children’s Hospital Los Angeles, where he also held the position of Clinical Professor of Pediatrics. Bart has served as chairman of the board of the California Association of Physician Groups (CAPG), chaired the Integrated Healthcare Association’s (IHA) Pay for Performance Governance Committee and served on the executive committee of the California Collaborative for Healthcare Research and Improvement (CCHRI) and California Healthcare Information Performance System (CHPI).  He is currently on the faculty at USC’s School of Public Policy. Bart received his MD from the SUNY-Downstate and is board certified in pediatrics and pediatric hematology-oncology. He has spoken extensively on health care leadership, physician group development and governance, physician group – hospital affiliations, population health models, quality-based incentive programs, and healthcare policy. 

Margie_1Margie Powers, Director, Medically Complex Patients Programs

Margie Powers directs the Medically Complex Patients Programs. She manages programs aimed at improving the health of medically complex patients in multiple health care settings and across all payors. Programs include implementation of training and technical assistance programs on managing complex populations, leadership coaching and support for organizational transformation, and creating the data infrastructure necessary to manage medically complex populations. Margie’s previous projects include: alignment of California Medi-Cal health plans pay-for-performance measurement systems; implementation of new bundled payment model in California to reduce unnecessary caesarean rates; creation of data analytics infrastructure across California safety net clinic network to manage complex patient populations; creation of state-wide Practice Transformation Initiative, with aim to transform care for patients with chronic conditions in both commercial and safety net organizations. Prior to joining CQC, Margie was an independent consultant, working with health care organizations and systems around the country in quality improvement, data analytics and clinical information systems and planning support. Margie holds a Masters in Public Health and Social Work from Columbia University, and an undergraduate degree in Accounting from Santa Clara University.

aprilwatsonApril Watson, Director, Practice Transformation Initiative

As the Director of the Practice Transformation Initiative, April Watson provides the strategic leadership, management and overall direction for the program. She is passionate about values-driven work that supports transformational change to improve health, and has a blend of experience in hospital and clinic operations, public health, academia, grant-making, community health programming, and global health. Prior to joining CQC, April led a medical innovations grant-making program for Stanford University’s School of Medicine. She spent seven years working for Sequoia Hospital, party of Dignity Health, and led identification, design and implementation of process redesign efforts across the hospital for improved quality and financial sustainability. She also worked for Palo Alto Medical Foundation facilitating complex improvement projects involving clinic operations and physician leaders. Earlier in her career, April spent six years working in international development for Freedom from Hunger, including a year and a half based in Oaxaca, Mexico. April earned her Master’s degree in Public Health from U.C. Berkeley and is a Registered Dietitian.


crystaleubanks_1Crystal Eubanks, Senior Manager Practice Transformation

As the Senior Manager of Practice Transformation at the California Quality Collaborative, Crystal Eubanks is an improvement advisor to healthcare delivery organizations and practice coaches.  She brings quality improvement and leadership experience from ambulatory / primary care delivery systems and Medicaid and Medicare populations, along with a passion for transforming chronic disease and behavioral health care through data- and value-driven design. Prior to joining CQC, Crystal has served as quality improvement director, coach, and consultant for various community health centers and consortia, healthcare MSOs, and public health departments.  Recently, as Director of Quality and Data Analytics at LifeLong Medical Care, Crystal led care transformation and improvement initiatives to achieve multi-site recognition as an NCQA Level 3 Patient-Centered Medical Home and national recognition as a top performing health center. Crystal earned a Master of Science in Healthcare Quality from the George Washington University School of Medicine and Health Sciences and a Bachelor’s degree in International Development from the George Washington University.



scottruthrauffScott Ruthrauff, Senior Manager

Scott Ruthrauff is a Senior Manager of the California Quality Collaborative’s Project Management Office as well as a Project Manager on the Practice Transformation Initiative.  Scott brings over 25 years of experience working with a broad range of healthcare organizations, from health plans, physician practices and hospital systems. Prior to joining PBGH, Scott operated his own health care management consultant firm leading several large initiatives for a variety of health care organizations, which included Kaiser Health Plan, Blue Shield of CA, Genentech, and Sutter Health. Mr. Ruthrauff received a Masters of Healthcare Administration from Saint Mary’s College of California. Prior to that, he earned a Bachelor of Science in Healthcare Administration from California State University – Long Beach.




Jen_1Jen Burstedt Correa, Project Manager

Jen Burstedt Correa is a Project Manager on the Practice Transformation Initiative (PTI) within the California Quality Collaborative. In addition to her work on PTI, she continues her work with Topics in Healthcare Symposia, a regular conference series designed for clinical and administrative leadership across the healthcare spectrum, with subjects ranging from outpatient palliative care, to social determinants of health to complex care management programs. Prior to CQC, Ms. Correa worked at Bracket, a former Express Scripts company and a clinical trial software vendor.

Ms. Correa started her career in technology and media advertising after earning her BA in Linguistics and French Literature. She speaks French.





yaelitzkowitzYael Itzkowitz, Project Coordinator

Yael is the project coordinator for the California Quality Collaborative, supporting training efforts for CQC’s multiple initiatives. Prior to CQC, Yael worked in finance as a Training and Development Analyst. She specialized in building training programs, developing curriculum, and assessing skill-based needs for firm-wide initiatives aimed at improving client relationships. Yael holds a Bachelor of Arts degree from UCLA’s School of Theater, Film, and Television.