Reports to:
Board of Regents
Charge
To nominate to the Board of Regents candidates for Mastership and recommend Mastership policy.
Composition (12)
Chair, who is a Regent; Vice-Chair, who is a Governor; ten members, including one Regent, three Governors, and six other members who have received Mastership or Fellowship.
Terms
Chair, Vice Chair, and members-at-large serve one year terms renewable up to three times for a total of four years, unless extended by the Chair, BOR.
2025-26 Members
Irma Luisa Ceja Martinez, MD, FACP, Chair (Regent)
Internal Medicine Physician
Private Practice
Specialty: Internal Medicine
Zapopan, Jalisco, Mexico
Elisa M. Sottile, MD, FACP, Vice Chair (Governor)
Assistant Dean of Medical Education
Associate Program Director, Internal Medicine Residency
University of Florida College of Medicine/Jacksonville
Jacksonville, Florida
Specialty: Internal Medicine
Sue S. Bornstein, MD, MACP
Executive Director
Texas Medical Home Initiative
Blanco, TX
Specialty: Internal Medicine
Sierra D. Gross, MD, FACP (Governor)
Internal Medicine Physician
Hospitalist
Sheridan Memorial Hospital
Sheridan, WY
Specialty: Internal Medicine
Sarah E. Hartley, FACP, MD (Governor)
Clinical Associate Professor
University of Michigan
Superior Township, MI
Specialty: Internal Medicine
Stephen R. Hayes, MD, MACP (Governor)
Clinical Assistant Professor of Medicine
Tufts University School of Medicine
Westbrook, ME
Specialty: Internal Medicine
Matthew F. Hollon, MD, MPH, MACP (Regent)
Clinical Professor, Division of General Internal Medicine
University of Washington
Spokane, WA
Specialty: Internal Medicine
Janet A. Jokela, MD, MACP, FRCP, FIDSA
Clinical Professor, Senior Associate Dean of Engagement
Carle Illinois College of Medicine
Urbana, IL
Specialties: Infectious Disease, Internal Medicine
Mary D. Tipton MD, FACP (Governor)
Physician / Owner
Blossom Health DPC
West Jordan, UT
Specialty: Internal Medicine
Daniel G. Tobin, MD, FACP (Governor)
Associate Professor of Medicine
Yale University School of Medicine
Durham, CT
Specialty: Internal Medicine
Roxanne M. Tyroch, MD, FACP
Internal Medicine Physician
Intellimedicine
El Paso, TX
Specialty: Internal Medicine
Claire S. Zeigler, MD, FACP
Associate Professor
Department of Medicine, Division of General Internal Medicine and Geriatrics
Oregon Health & Science University
Portland, OR
Specialty: Internal Medicine
Staff Liaison: Meghann Williams, mewilliams@acponline.org
To contact any of these individuals, please consult the Member Directory (members only) or request assistance from acpgovernance@acponline.org.