Martha L. Liggett, Esq.

Martha L. Liggett is Executive Director of the American Society of Hematology (ASH), which represents over 17,000 hematologists and research scientists worldwide committed to preventing and curing blood diseases. Ms. Liggett joined ASH as Associate Executive Director in April 1996 and was named Executive Director in December 1996.

During her tenure, ASH has transitioned to self-management; undertaken self-publication of its journal, Blood; brought management of the Society’s annual meeting in-house; and purchased and renovated a headquarters building that was certified LEED Platinum upon completion. The ASH annual operating budget is approximately $80 million, annual meeting attendance is nearly 30,000, and Blood is published weekly along with a second online, open-access journal, Blood Advances. The ASH staff size is currently 137.

Ms. Liggett served as member of the board of the American Society of Association Executives (ASAE) from 2013 to 2016; during that time, she was a member of its Awards Committee, Leadership Committee, and Audit Committee. She continues as a member of the ASAE Key Professionals Associations Committee (KPAC), which she served as Vice Chair (2008-2009) and Chair (2009-2010). She is also a member of the Key Global Associations Committee (KGAC). Ms. Liggett was a member of the board of directors of the Association Mutual Health Insurance Company (AMHIC) from 2005 to 2010, serving as Vice Chair from 2009-10; she also chaired its Strategic Planning Committee.

Ms. Liggett received her undergraduate education at the University of Nebraska, School of Dentistry, her Master of Science degree from Columbia University in New York City, and her law degree from Georgetown University. She is admitted to the bar in the District of Columbia and Nebraska. In 2013, Ms. Liggett was named Cather Circle Alumna of the Year by the University of Nebraska.

Prior to joining ASH, Ms. Liggett was assistant professor, Department of Community Dentistry at Boston University School of Dental Medicine (1975-1976); Associate Professor, Department of Community Dentistry at Georgetown University School of Dentistry (1976-1981); and served as General Counsel and Assistant Executive Director at the American Association of Dental Schools (1981-96).

Ms. Liggett is married to James Bader, a dental health services outcomes researcher who recently retired from the faculty of the University of North Carolina, Chapel Hill. Their son, Nicholas, is a 2012 Boston College graduate. Nick served twice in the Peace Corps – in Nepal and in Rwanda – and will study International Development at Harvard’s Kennedy School of Government beginning September 2019.



Michael Sheppard, CPA, CAE

Mike Sheppard is a business professional with over 25 years of corporate leadership experience. As the Chief Executive Officer of the AUA, he is responsible for AUA's four corporate entities, including the Urology Care Foundation, AUA’s official foundation for urologic patient education and research. In over 23 years with the AUA, Mr. Sheppard has held several executive level positions and has served as AUA's CEO since 2005.

Prior to joining the AUA, Mr. Sheppard served in senior level business positions at USF&G Realty Advisors, Inc., as a real estate portfolio controller, and C.W. Amos and Company, LLC as a senior independent public auditor. In addition, he is a retiree of the U.S. Naval Reserves Service. He has numerous professional affiliations, including memberships with the American Society of Association Executives, the American Institute of Certified Public Accountants, Greater Washington Society of Association Executives and Institute of Management Accountants Association. Mr. Sheppard received his MBA from Loyola College's Sellinger School. He is a Certified Public Accountant and Certified Association Executive. Mr. Sheppard is the recipient of several awards, including many military honors. He has written a number of published articles and participates on several committees for medical-related organizations, including a past Treasurer and Board member of the Council of Medical Specialty Societies.


Darilyn Moyer, MD, FACP

Darilyn V. Moyer, MD, FACP, is the Executive Vice President and Chief Executive Officer of the American College of Physicians (ACP).

Board certified in internal medicine and infectious diseases, Dr. Moyer has been a Fellow of ACP (FACP) since 1995. FACP is an honorary designation that recognizes ongoing individual service and contributions to the practice of medicine. She has served on ACP’s Board of Regents, which manages the business and affairs of ACP and is the main policy-making body of the College, chaired ACP’s Board of Governors, and served as Governor of ACP’s Pennsylvania Southeastern Chapter.

Prior to becoming EVP and CEO, Dr. Moyer was a Professor of Medicine, Executive Vice Chair for Education in the Department of Medicine, Internal Medicine Residency Program Director and Assistant Dean for Graduate Medical Education at Lewis Katz School of Medicine at Temple University. She was previously the Co-Faculty Advisor for the Temple University School of Medicine Internal Medicine Interest Group and for the Temple University School of Medicine Student Educating About Healthcare Policy Group. She received the Temple University School of Medicine Women in Medicine Mentoring Award in 2012.

Dr. Moyer’s research and scholarly activity interests and presentations have been in the areas of medical education, high value care, patient safety, professionalism and digital media, and HIV/infectious diseases.

She received her Bachelor of Arts degree in the Biological Basis of Behavior, Biology and Psychology from the University of Pennsylvania and attended medical school at Temple University School of Medicine. She completed her internal medicine residency at Temple University Hospital and served as a Chief Resident/Clinical Instructor of Medicine. She went on to complete an Infectious Diseases Fellowship at Harbor-UCLA Medical Center in Torrance, CA.

Disclosures: ACP PAC donor, Lewis Katz SOM at Temple University Medical Alumni Board, National Business Group Health EBBD Committee member, PCPCC board member, and S2C2 board member

William Thorwarth


William T. Thorwarth Jr. MD, FACR

William (Bill) Thorwarth MD is the Chief Executive Officer of the American College of Radiology, assuming that role in April 2014.

After receiving his undergraduate and medical degrees from Dartmouth College and Medical School, he trained in internal medicine at Penn State in Hershey PA. He completed his radiology residency at the University of North Carolina, serving as chief resident his final year. He practiced interventional and diagnostic radiology as a member of Catawba Radiological Associates in Hickory, NC for nearly 30 years.

Dr. Thorwarth became actively involved with the American College of Radiology in 1986, initially at the state and subsequently at the national level. After initially being involved in the development of ACR Standards (now Practice Parameters and Technical Standards), he shifted his emphasis to Economics and Health Policy, chairing the Committee on Coding and Nomenclature while also assuming the position of ACR advisor to both the AMA Relative Value System Update Committee (RUC) and the AMA CPT Editorial Panel. He was then elected to the ACR Board of Chancellors where he chaired the Commission on Economics for 5 years before assuming the role of ACR President from 2003-2004.

In addition to the ACR activities, Dr. Thorwarth was appointed to a seat on the AMA Current Procedural Terminology (CPT) Editorial Panel in 1999, which oversees the CPT coding process, and was appointed as Chairman of the Panel beginning October 2007, concluding that service in June 2011.

Dr. Thorwarth served on the Advisory Board to the Institute of Clinical and Economic Review (ICER), a nationally renowned body performing Clinical Effectiveness Research.

He has also been active in the RSNA, chairing the “Visionaries in Practice” fund raising program for the RSNA Research and Education Foundation. He was appointed to the R and E Foundation Board of Trustees in 2006 and subsequently to the RSNA Board of Directors where he served as Liaison for Publications and Communications until assuming his current position with the ACR.

Thomas Stautzenbach


Thomas E. Stautzenbach, MBA, MA, CAE

Thomas E. Stautzenbach is the executive director and CEO of the American Academy of Physical Medicine and Rehabilitation (AAPM&R), a national medical society of more than 9,000 physical medicine and rehabilitation physicians, also called physiatrists. He joined AAPM&R, which is headquartered in Rosemont, Illinois, in March 2005.

Mr. Stautzenbach has spent his entire career in the health care industry working directly with health care providers, initially in hospital management and consulting with a special emphasis in strategic and operations planning. A Certified Association Executive (CAE), he has been managing professional health care associations in the role of executive director since 1993. Prior to joining AAPM&R, Mr. Stautzenbach led the American Orthopaedic Association (AOA) working with orthopaedic leaders to develop a new vision for the association.

Mr. Stautzenbach began his association management career at Smith, Bucklin & Associates, the world’s largest association management firm, serving as the executive director of multiple medical, surgical and dental professional associations and providing consulting services to a variety of non-profit association sectors.

Mr. Stautzenbach received his bachelors degree and masters degrees in business administration, and masters degree in hospital and health administration from the University of Iowa.

Disclosures: Ex-officio of the American Academy of Physical Medicine and Rehabilitation (AAPM&R) Board of Governors and shareholder of Johnson & Johnson.

Dina L. Michels


Dina L. Michels, JD

Dina L. Michels, JD is the Senior Vice President and Chief Legal & Personnel Officer at the American Society of Clinical Oncology (ASCO). Ms. Michels joined ASCO’s office of the Executive Vice President in 2006. In the last decade, she has served as ASCO’s corporate secretary and as general counsel to the Foundation. Her current role is Senior Vice President and Chief Legal & Personnel Officer. She has been an active member of the CMSS General Counsel Component Group. She also led efforts to develop the CMSS Code for Interaction with Companies.

Ms. Michels has more than 20 years of experience as a health care and corporate attorney. Prior to joining ASCO, she was a partner with Ropes & Gray LLP, in its Corporate Department and Health Care Group. Ms. Michels anchored the firm’s mid-Atlantic health care practice and represented numerous academic medical institutions and hospitals. In 2004, she was honored by Nightingale’s Healthcare News as an “Outstanding Healthcare Transaction Lawyer.” She also has specialized expertise in Health Insurance Portability and Accountability Act (HIPAA) regulations, health care reimbursement, nonprofit corporate governance, compliance, and managed care. She earned a bachelor’s degree in history and literature from Harvard College, and a law degree with honors from Georgetown University Law Center, where she was an editor of the Georgetown Law Journal. Ms. Michels is a member of the bar in Massachusetts, Maryland, Virginia, and the District of Columbia.




Maureen G. Phipps, MD, MPH

Maureen G. Phipps, MD, MPH, is the CEO of the American College of Obstetricians and Gynecologists (ACOG). At ACOG, she oversees day-to-day operations and provides leadership to more than 200 staff members with her executive team.

Prior to joining ACOG as CEO, Dr. Phipps served as professor and chair of the Department of Obstetrics and Gynecology and assistant dean for Teaching and Research in Women’s Health at the Warren Alpert Medical School of Brown University. She led numerous initiatives at Brown and Women & Infants Hospital and in Rhode Island, including directing the Brown and Women & Infants Hospital National Center of Excellence in Women’s Health and leading the Rhode Island Task Force on Premature Birth.

Her research and academic activities involve collaborations across departments, hospitals, and state agencies. Dr. Phipps was the principal investigator or co-investigator in numerous projects and programs funded through the National Institutes of Health and other agencies, including the Brown University National Children’s Study; the Women’s Reproductive Health Research Scholars Program; the Children’s Environmental Health Formative Center; Project ESCUCHE, a program to improve health and science literacy; the Fit for Delivery study; Project REACH, a study to prevent postpartum depression in adolescent mothers; and several other projects related to women’s health in vulnerable populations. Nationally, Dr. Phipps served as chair of the ACOG Committee on Health Care for Underserved Women, an associate editor for the American Journal of Obstetrics & Gynecology, and a member of the U.S. Preventive Services Task Force. She was a member of the ACOG advisory panel for the Women’s Preventive Service Initiative, the Committee on Practice Bulletins, and the board of directors for the American Board of Obstetrics and Gynecology.

Dr. Phipps has been recognized on numerous occasions as an outstanding teacher and mentor, including being recognized nationally with the ACOG Mentor Award for District I, the Council on Residency Education in Obstetrics and Gynecology Excellence in Teaching Award, and the Association of Professors of Gynecology and Obstetrics Excellence in Teaching Award.

Dr. Phipps' broad interest in women's health is geared toward improving the health of women, their families, and communities with a specific focus on vulnerable women. She is dedicated to training the next generation of women’s health providers in addition to excellence in clinical care and research.

Disclosures: None



Sue Sedory, MA, CAE

Susan (Sue) Sedory, M.A., CAE, is a respected chief executive with more than 30 years of experience working in association, corporate and federal government sectors.

Currently, Ms. Sedory (formerly Sedory Holzer) is the Executive Director of the American College of Emergency Physicians (ACEP), the national medical society representing emergency medicine. As Executive Director, she oversees ACEP’s $42M annual operations and works on behalf of its 40,000 emergency physician members, and the more than 150 million Americans they treat each year. Through continuing education, research, public education and advocacy, ACEP promotes the highest quality of emergency care and is the leading advocate for emergency physicians, their patients and the public. As ACEP’s fourth executive director—and first female in this position—in the College’s more than 50-year history, Ms. Sedory’s thoughtful and incisive leadership style is guiding the organization through and beyond the current COVID-19 crisis to a newly defined era of emergency medicine.

Ms. Sedory has been the Executive Director of the Society of Interventional Radiology since 2011, leading the association of more than 8,100 interventional radiology physicians, scientists and clinical professionals in the shared goal to optimize minimally invasive patient care. Ms. Sedory also spent 10 years at the American Academy of Otolaryngology in various positions, including Chief Strategy Officer, and started her career as a researcher at the National Institute on Deafness and Other Communication Disorders at the National Institutes of Health and a health services researcher with The MEDSTAT Group.

Ms. Sedory holds a Master's Degree in Speech Science from the University of Maryland, and has authored numerous peer-reviewed papers. She received her Certified Association Executive (CAE) designation in 2008 and serves on the Advisory Board for Digital Now, the leading conference where association leaders tackle transformative and strategic issues.

Sue lives in Grapevine, TX, yet remains a die-hard Pittsburgh Steelers fan. She and her husband enjoy travel and just about any kind of indoor or outdoor fitness activities, especially if it involves their four grown children and their families.

Disclosures: None

Patricia L. Turner


Patricia L. Turner, MD, FACS

Patricia L. Turner, MD, FACS is the director of the Division of Member Services at the American College of Surgeons, and a clinical associate at the University of Chicago. Prior to joining the American College of Surgeons (ACS), Dr. Turner spent eight years in full-time academic practice on the faculty of the University of Maryland School of Medicine, where she was the surgery residency program director.

A graduate of the University of Pennsylvania and the Bowman Gray School of Medicine at Wake Forest University, Dr. Turner continued her training as an intern and resident in surgery at Howard University Hospital in Washington, DC. Her fellowship training in minimally invasive and laparoscopic surgery was completed at the Mount Sinai School of Medicine, Weill-Cornell University School of Medicine, and Columbia University School of Medicine in New York City. Dr. Turner is a diplomate of the American Board of Surgery, a Fellow of the American College of Surgeons, and an honorary Fellow of the Caribbean Society of Endoscopic Surgeons and the Asociacion Colombiana de Cirugia.

Throughout her career, Dr. Turner has been involved in both basic science and clinical research. Her early bench research in neurobiology and anatomy focused on avian neuron apoptosis. During residency, she spent two years as a senior staff fellow in the National Heart, Lung, and Blood Institute of the National Institutes of Health. Her work there focused on dysregulation of sodium transport in the kidney and nitric oxide’s role in the changing abundance of nephron transporter proteins.

Dr. Turner’s current research interests are associated with her clinical expertise in laparoscopic surgery, including developing new training paradigms for both residents and more experienced surgeons. Her commitment to advancing new approaches to abdominal surgery places her squarely on the forefront of developing technologies in medicine. Her clinical interests include minimally invasive gastrointestinal and endocrine surgeries. She has also emerged as an innovator in quality improvement and clinical outcomes research. Her role as the ACS-NSQIP surgeon champion for the University of Maryland provided opportunities for complication prevention and quality improvement interventions on both small and large scales. She has published and presented widely on topics related to minimally invasive surgery, quality improvement, surgical outcomes, graduate surgical education, change management, innovation, and leadership.

Dr. Turner is consistently described as a superb clinician, educator, communicator, leader, and advocate for her patients, for surgeons, and for women and underrepresented minorities in medicine. In addition to her clinical and research activities, she is a leading advocate for post-graduate education reform and for research in the organized medicine arena. She played a pivotal role in developing policy on biomedical research, training, and refining the way in which surgeons are trained while a member of the Surgery Residency Review Committee, the Blue Ribbon Committee on Surgical Education of the American Surgical Association, the AMA Council on Scientific Affairs, and the Association of Academic Surgery Ethics Committee.

Dr. Turner’s leadership roles in national professional organizations include serving as chair of the ACS Delegation to the AMA House of Delegates, member of the ACS Health Policy and Advocacy Group, immediate past chair of the AMA Council on Medical Education, past chair of the Surgical Section of the National Medical Association, past President of the Society of Black Academic Surgeons, and senior member of the audit committee of the Southern Surgical Association. In addition, Dr. Turner has served on the Board of the AMA Foundation and Chicago’s Auditorium Theatre, reflecting her commitment to support of the performing arts.

Donna Cryer2


Donna Cryer, JD

Donna R. Cryer, JD, is the founder and Chief Executive Officer of the Global Liver Institute, the only patient-driven liver health nonprofit operating in the US and Europe. She has channeled her personal experience as a patient with inflammatory bowel disease and a 25-year liver transplant recipient into professional advocacy across a career in law, policy, consulting, public relations, clinical trial recruitment, and nonprofit management.

For almost a decade Mrs. Cryer founded and led CryerHealth, a healthcare consulting firm providing strategic counsel to top biopharmaceutical companies, patient advocacy organizations, and emerging technology firms on patient engagement in health information technology, drug discovery, and clinical decision making.

Mrs. Cryer serves on the Boards of Directors of The Innovation and Value Initiative (IVI), the Sibley Memorial Hospital/Johns Hopkins Medicine, the Executive Committee for the Clinical Trials Transformation Initiative and the Executive Advisory Committee for Tivity Health (NASDAQ: TVTY). She is a patient representative to the U.S. Food and Drug Administration.

She is a frequent speaker on the topic of patient-centeredness and patient engagement in healthcare transformation and created a unique model for advocacy that mobilizes patients, influences policy, and, coalesces clinicians to improve patient outcomes. Mrs. Cryer is a thought leader in health information technology and speaks at numerous meetings including BIO, PhRMA, AHIP, National Quality Forum, mHealth Summit, Digital Health Summit, and the National Academies of Medicine.

Previously, Mrs. Cryer served on the Executive Committee of the People-Centered Research Foundation. She was appointed by the U.S. Government Accountability Office to serve as the patient and consumer representative on the Health Information Technology Policy Committee, the federal advisory body to the National Coordinator for HIT, and served as a member of the Stakeholder Advisory Group to the NIH Learning Health System Research Collaboratory, the ABIM Gastroenterology Specialty Board, and on an American Society of Clinical Oncology Guidelines Committee.

She has been named one of the Top Blacks in Healthcare by the Milken Institute at GW School of Public Health and, one of the Top 10 Patients Who Make An Impact by Health 2.0 and one of PharmaVoice’s 100 Most Inspiring People.

Mrs. Cryer received an undergraduate degree from Harvard/Radcliffe Colleges and a Juris Doctorate from the Georgetown University Law Center.

Disclosures: None

Helen Burstin_2021

CHIEF EXECUTIVE OFFICER (ex-officio Board Member)

Helen Burstin, MD, MPH, MACP

Helen Burstin, MD, MPH, MACP is the Chief Executive Officer of the Council of Medical Specialty Societies (CMSS) which represents 45-member specialty societies with collective membership of 800,000 U.S. physician members. CMSS works to support and strengthen specialty societies and catalyzes improvement through convening, collaboration, collective voice, and action. CMSS provides a proactive platform to assess and address emerging and critical issues across specialty societies that influence the future of healthcare and the patients we serve.

Dr. Burstin formerly served as Chief Scientific Officer of The National Quality Forum, a not-for-profit membership organization that works to catalyze healthcare improvement through quality measurement and reporting. In her role, she was responsible for advancing the science of quality measurement and improvement. She is widely recognized for her work in patient-reported outcomes, risk adjustment, disparities, and patient safety. Prior to joining NQF, Dr. Burstin was the Director of the Center for Primary Care, Prevention, and Clinical Partnerships at the Agency for Healthcare Research and Quality (AHRQ). She led the development of the first National Healthcare Disparities Report and practice-based research networks. She provided oversight to the US Preventive Services Task Force. Prior to joining AHRQ, Dr. Burstin was Director of Quality Measurement at Brigham and Women’s Hospital and Assistant Professor at Harvard Medical School.  She was a Baldrige Executive Fellow in 2016.

Dr. Burstin is the author of more than 100 articles and book chapters on quality, safety and disparities. She has served on expert panels and steering committees for the US Department of Health and Human Services, National Quality Forum, and the National Academy of Medicine. Dr. Burstin currently serves on the boards of AcademyHealth and the Society to Improve Diagnosis in Medicine.

Dr. Burstin is a graduate of the State University of New York at Upstate College of Medicine and the Harvard School of Public Health. She spent a year in Washington, DC as National President of the American Medical Student Association. Dr. Burstin completed a residency in primary care internal medicine at Boston City Hospital. After residency, she completed fellowship training in General Internal Medicine and Health Services Research at Brigham and Women's Hospital and Harvard Medical School.  She is a Clinical Professor of Medicine at George Washington University where she serves as a preceptor in internal medicine and a Professorial Lecturer in the Department of Health Policy at George Washington University School of Public Health. She was awarded the Alpha Omega Alpha Medical Voluntary Attending Award from the George Washington School of Medicine.

Disclosures: None

CMSS Leadership Throughout the Years

Past CMSS Executive Vice President & CEOs:
-Richard S. Wilbur, MD, JD – 1976-1992
-Rebecca Rhine Gschwend, MA, MBA – 1992-2002
-Bruce E. Spivey, MD – 2002-2005
-Walter McDonald, MD, MACP – 2005-2007
-Norman Kahn, MD – 2008-2017

Roster of CMSS Past Presidents