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Internal Medicine Approval Committees

Longitudinal Knowledge Assessment

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Heather L. Heiman, MD, Chair

Dr. Heiman is an Assistant Professor of Medicine and Medical Education at the Northwestern University Feinberg School of Medicine. Since 2003, she has provided care for a panel of patients with chronic disease as part of the Division of General Internal Medicine and Geriatrics. She serves as Medical Director of the Clinical Education Center, the standardized patient center for the medical school. She chairs the curriculum committee and the clinical medicine element for Northwestern’s integrated undergraduate medical education curriculum. She is board certified in Internal Medicine. Previously, Dr. Heiman served as a staff physician at the Brigham and Women’s Hospital and was an assistant clerkship director of the core medicine rotation at Tufts University.

Dr. Heiman is a member of the American Board of Internal Medicine’s Internal Medicine Board Exam Committee. She is an active member of the Society of General Internal Medicine (SGIM), where she previously led the Educators of Medical Students interest group. She received the Midwest Clinician Educator Award from SGIM in 2012. She is a fellow of the American College of Physicians.

She received her undergraduate degree from Duke University, Durham, North Carolina, where she was an Angier B. Duke scholar, a full-tuition award based on academic merit. She obtained her medical degree from Harvard Medical School and completed her internal medicine residency at the Brigham and Women’s Hospital, Boston, Massachusetts.

As of August 2021, Dr. Heiman reported no external relationships.

Lee R. Berkowitz, MD

Dr. Berkowitz, a board certified internist and hematologist, is the Eunice Bernhard Distinguished Professor of Medicine in the Division of General Internal Medicine and Vice Chair for Education in the Department of Medicine at the University of North Carolina (UNC) School of Medicine at Chapel Hill.

Currently, Dr. Berkowitz serves as a member of the American Board of Internal Medicine’s Internal Medicine Approval Committee. He has served as President of the Association of Program Directors in Internal Medicine, Chair of the In-Training Examination Test Writing Committee of the American College of Physicians, and Chair of the Council of the ABIM.

Dr. Berkowitz earned his medical degree at The Ohio State University College of Medicine. He completed his residency and chief residency in the Department of Medicine at the UNC at Chapel Hill and later completed fellowship training in hematology at Washington University in St. Louis, Missouri, and UNC.

As of April 2022, Dr. Berkowitz reported no ongoing external relationships.

Teresa Cheng, MD, MSc

Dr. Cheng is an internal medicine physician and faculty in the Section of General Internal Medicine at the Boston University Medical Campus. She is board certified in Internal Medicine (recertified in 1992 and 2012), and is an active participant in the Maintenance of Certification program.

Dr. Cheng currently provides direct clinical care for a panel of patients and supervises medical residents in their continuity clinic. Additionally, she supervises general inpatient and medical consultation services at Boston Medical Center, a safety net academic hospital. Previously, she spent 13 years as general internist and provider manager in an underserved community health center in Boston.

Her interests include medical education and women's health. Since joining the faculty at Boston University, she has spearheaded several initiatives to improve curriculum in patient centered care which is now an integral part of the medicine clerkship. She is the Course Director for the Academic Half Day Program in the Internal Medicine Residency. She is the Teaching Seminar and Education Fellowship Coordinator for the General Internal Medicine Fellowship. Additionally, she is an active mentor of medical students, residents, and junior faculty in the areas of medical education and scholarship.

Dr. Cheng received a chemistry degree from Cornell University, Ithaca, New York and her medical degree from the State University of New York at Stony Brook. She completed house staff training at Boston City Hospital (now Boston Medical Center). Dr. Cheng completed a master of science in health services in Boston University School of Public Health and a fellowship in general internal medicine in 2009.

As of August 2021, Dr. Cheng reported no ongoing external relationships.

Nick Fitterman, MD

Dr. Fitterman founded the Huntington Hospital Huntington Medical Group in 2006. He has served as Director of the Department and led initiatives that have resulted in statistically significant decreases in length of stay, mortality, and a decrease in readmissions with an increase in patient satisfaction. He was appointed Chief of Staff in 2009. He came to Huntington Hospital after 14 years in private practice, the last three of which he also served as Medical Director of a 40 physician multispecialty group in Huntington. Dr. Fitterman has been appointed Professor of Medicine in the newly founded Hofstra University School of Medicine and participated in supervising the introduction to the clinical experience outpatient initiative of the school. In May of 2013 Northwell created a Hospital Medicine service line. Dr. Fitterman was appointed Vice Chair of this service line, overseeing the 15 Hospital Medicine programs providing services across Northwell Health system. In October 2018 he was appointed the Executive Director of Huntington Hospital. 

Dr. Fitterman has held leadership positions in national societies (District President, State Council Member, Governor of American College of Physicians' (AC)) New York  Long Island Region; Chapter President Society for Hospitalist Medicine (SHM) and was recognized on the Honor Roll of Top Hospitalists in 2008. He has co-authored over 30 publications in peer reviewed journals; is a Master of the ACP and a senior fellow of the SHM. He also served as Chair of the Test Writing Committee of the American Board of Internal edicine. Dr. Fitterman served as co-chair of the American College of Physicians Clinical Guidelines Committee. This committee promulgates evidence-based guidelines for internal medicine.

Dr. Fitterman attended State University of New York (SUNY) Stony Brook for his undergraduate education in biochemistry (1980-84). He obtained his medical degree at the SUNY Medical School in Brooklyn (Downstate- 1984-88). He then completed a residency in internal medicine and Chief Residency at the Stony Brook University Hospital (1988-1992).

As of April 2022, Dr.Fitterman reported the following external relationships:

Dr. Fitterman serves in significant roles with the following organizations, receiving reimbursement or compensation as listed:

  • American College of Physicians, Chair, Performance Measurement Committee, Member, Clinical Guidelines Committee, without compensation.

Traditional, 10-Year MOC Exam

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John A. Raimo, MD, Co-Chair

John RaimoDr. Raimo is an Assistant Professor of Medicine and the Site Director at Long Island Jewish (LIJ) Medical Center for the Internal Medicine Residency Program at Hofstra Northwell School of Medicine. He is board certified in Internal Medicine.

Currently, Dr. Raimo serves as a member of the American Board of Internal Medicine's Internal Medicine Board Exam Committee. He serves as a Physician Councilor for the New York Special Interest Group of the Association of Program Directors in Internal Medicine and has presented at their regional and national conferences. Dr. Raimo has completed the Association of American Medical College's Teaching for Quality faculty development course and serves on numerous Quality Improvement and Patient Safety committees within his health system. Dr. Raimo is a fellow of the American College of Physicians and a member of the Society of Hospital Medicine.

Dr. Raimo received his medical degree from New York Medical College. He completed his residency at Hofstra North Shore-LIJ School of Medicine (now Hofstra Northwell School of Medicine) where he also served as Chief Resident.

As of May 2022, Dr. Raimo reported the following external relationships:

Dr. Raimo serves in significant roles with the following organization, receiving reimbursement or compensation as listed:

  • New York Regional Association of Internal Medicine Educators, Board of Directors, without compensation.

Rachel P. Simmons, MD, Co-Chair

Rachel P. Simmons, MDDr. Simmons is an Assistant Professor of Medicine and an Associate Program Director for the Residency Program in Internal Medicine at Boston University. She is focused on resident evaluation and assessment and led the implementation of the milestones component of the Next Accreditation System developed by the Accreditation Council for Graduate Medical Education.

Previously, she served as Chief Resident at the Massachusetts General Hospital. She was awarded the Flora Roberts Award for Outstanding Graduating Woman at Purdue University. Dr. Simmons is a member of the American Board of Internal Medicine Internal Medicine Board Exam Committee. She is certified in both Internal Medicine and Infectious Disease.

Dr. Simmons graduated with highest distinction from Purdue University with a bachelor's degree in chemical engineering and then obtained her medical degree from Johns Hopkins University. She completed her internal medicine residency training and infectious diseases fellowship at the Massachusetts General Hospital.

As of June 2022, Dr. Simmons reported the following external relationships:

Dr. Simmons serves in significant roles with the following organizations, receiving reimbursement or compensation as listed:

  • Infectious Diseases Society of America, Continuing Medical Education Subcommittee Member, without compensation.
  • Alliance for Academic Internal Medicine, Association of Program Directors in Internal Medicine Survey Committee Member, without compensation.

Heather L. Burton, MD

Heather L. Burton, MD

Dr. Burton, a board certified internist, is currently the Assistant Regional District Chief of Internal Medicine at Colorado Permanente Medical Group. She has been on the clinical faculty of the University of Colorado Health Sciences Center since 2005.

Dr. Burton is a member of the American Board of Internal Medicine's Internal Medicine Board Exam Committee. She serves on the Guidelines Committee, Education Committee and Peer Review for Colorado Permanente Medical Group. She is also the organizer of the Internal Medicine Journal Club. Dr. Burton is the moderator and question writer for the Colorado American College of Physicians (ACP) Doctors Dilemma. In addition, she serves on the Colorado ACP Governance Council. Previously, she served as Chairperson for the Colorado ACP Chapter Meeting Planning Committee.

In 2013, Dr. Burton was awarded the Laureate Award from the Colorado ACP. In 2012, she won the Colorado Permanente Medical Group's higher honor, The Permanente. In 2011, she was named one of 5280 Magazine's Top Doctor. In 2006, she was named Teacher of the Year by Colorado Permanente Medical Group.

Dr. Burton earned her medical degree at Columbia University's College of Physicians and Surgeons. She completed her residency in the Department of Medicine at the University of Colorado. Prior to that, she received a master's degree in physiologic psychology from Dartmouth College.

As of May 2022, Dr. Burton reported no external relationships.

Hollis Day, MD

Hollis Day, MDDr. Day, who is board certified in Internal Medicine and Geriatric Medicine, is an Associate Professor of Medicine and Chief of Geriatrics at Boston University School of Medicine. She has been in this role since December 2015.

Prior to moving to Boston, Dr. Day was an Associate Professor of Medicine at the University of Pittsburgh School of Medicine. She served as an Advisory Dean, Director of the Advanced Clinical Education Center, and as a member of the inpatient and outpatient teaching faculty for the internal medicine residency.

Dr. Day is a member of the American Board of Internal Medicine's Internal Medicine Board Exam Committee. She was a founding member of the Interprofessional Working Group at the University of Pittsburgh. She also previously served as a Council Member for the Society of General Internal Medicine (SGIM), Chair of the Board of Regional Leaders, and President of the Mid-Atlantic Region for SGIM. She has served on the Education Committee for the American Geriatrics Society.

Dr. Day received an English degree from Johns Hopkins University, a master of science degree in anatomy from the University of Maryland, and her medical degree from Virginia Commonwealth University. She completed internal medicine residency at the University of Pittsburgh and both general medicine and geriatrics fellowships at the University of Pennsylvania.

As of September 2021, Dr. Day reported the following external relationships.

Dr. Day serves in significant roles with the following organizations, receiving reimbursement or compensation as listed:

  • Society of General Internal Medicine, Treasurer, receiving reimbursement for travel expenses.

Zachary D. Goldberger, MD, MS

Dr. Goldberger is board certified in Cardiovascular Disease. He spent six years on faculty at the University of Washington School of Medicine and Harborview Medical Center, where he was Medical Director of the Electrocardiography/Arrhythmia Monitoring Laboratory, and an Associate Program Director for the Cardiology Fellowship.

He joined the faculty of the University of Wisconsin School of Medicine and Public Health in 2018 where he is an Associate Professor Medicine in the Division of Cardiovascular Medicine and Electrophysiology. His primary area of focus is noninvasive cardiac electrophysiology and electrocardiography. He has received numerous citations for both teaching and research.

He is a Fellow of the American College of Cardiology (ACC), American Heart Association (AHA), Heart Rhythm Society, and the American College of Physicians. He serves as a member of the American Board of Internal Medicine Internal Medicine Board Exam Committee. He has served on the writing committee for numerous clinical practice guidelines as part of these committees and is a member of the ACC/AHA Task Force for Clinical Practice Guidelines. He serves on the editorial boards of the Journal of Electrocardiology, JAMA Internal Medicine, and Circulation.

Dr. Goldberger received his undergraduate degree in English and American Literature from Brown University, his medical degree from the Yale School of Medicine, followed by internship and residency at the University of Washington. He completed both cardiology fellowship as well as a fellowship in health services research as a Robert Wood Johnson Foundation Clinical Scholar, both at the University of Michigan.

As of July 2021, Dr. Goldberger reported the following external relationships:

Work as an author or editor for following companies, with compensation as listed:

  • Elsevier, receiving compensation for authorship.
  • UpToDate®, receiving compensation for authorship and work as an editor.

Dr. Goldberger serves in significant roles with the following organizations, receiving reimbursement or compensation as listed:

  • American College of Cardiology, ICD Registry Research Taskforce Member, without compensation.
  • American Heart Association, Get with the Guidelines-Resuscitation Research Task Force Member, without compensation.
  • Heart Rhythm Society, Ethics Committee, without compensation.

William N. Hannah Jr., MD

William HannahDr. Hannah currently serves as Associate Professor of Internal Medicine for Mercer University School of Medicine, Savannah Campus, and he is core faculty for the Memorial University Medical Center Internal Medicine Residency in Savannah, Georgia. He is board certified in Internal Medicine.

Previously, Dr. Hannah served as Director of Medical Education for the 59th Medical Wing and Associate Dean of the San Antonio Uniformed Services Health Education Consortium (SAUSHEC). In this role, he provided direct oversight of 36 graduate medical education training programs and ensured more than 360 Air Force residents and fellows met educational training requirements. Prior to this, Dr. Hannah served as the as the Program Director for the SAUSHEC Internal Medicine residency program at Joint Base San Antonio, Texas.

Dr. Hannah is a member of the American Board of Internal Medicine’s Internal Medicine Board Exam Committee. He received numerous leadership and academic honors over his 20 years of active duty service in the United States Air Force. He served as the Military Consultant to the Surgeon General for Internal Medicine from 2012 until his retirement and was appointed as the 2013-2017 Governor of the Air Force chapter of the American College of Physicians. Most recently, Dr. Hannah was awarded the Order of Military Medical Merit for his many significant contributions to the Army Medical Department. He holds the Academic Grand Master Special Experience Identifier and has authored 14 peer-reviewed journal articles.

Upon graduating from Washington and Lee University, Dr. Hannah entered Emory University School of Medicine through the United States Air Force Health Professions Scholarship Program, earning his medical degree in 1996. Dr. Hannah completed his residency in Internal Medicine at Wright Patterson Medical Center in Dayton, Ohio, in 1999.

As of June 2021, Dr. Hannah reported the following external relationships:

Dr. Hannah is employed by Healthcare Corporation of America.

Dr. Hannah also reported that he serves as a preceptor for Mercer University School of Medicine, Savannah Campus, receiving consulting fees. He also receives consulting fees for lecturing for South University Physician Assistant Program.

Nina J. Karlin, MD

Nina J. Karlin, MDDr. Karlin has been at Mayo Clinic Arizona for the past 14 years, where she is a general medical oncologist and Associate Professor of Medicine of the Mayo Clinic College of Medicine and Sciences. She is board certified in Internal Medicine and Medical Oncology and is an active participant in the Maintenance of Certification program.

Previously, Dr. Karlin was an internist at Weed Army Community Hospital at Fort Irwin, California and at Blanchfield Army Community Hospital at Fort Campbell, Kentucky.

Dr. Karlin currently serves on the American Board of Internal Medicine Medical Oncology Longitudinal Approval Committee. She has served on the Lifelong Learning Committee, Addressing Disparities in Older Adults Working Group, and Ethics Committee of American Society of Clinical Oncology. Locally, she is a member of the Mortality Committee, and has previously served on the Space and Capital Committee, Humanities in Medicine committee and Pharmacy Therapeutics committee. She is core faculty and member of program evaluation committees for Hematology Oncology fellowship and Internal Medicine residency programs and is a member of the Hematology Oncology Fellowship Clinical Competency Committee. She has active research with the Division of Endocrinology in cancer and diabetes.


Dr. Karlin received a bachelor's degree in classics and biology from Brown University, and her medical degree from Dartmouth. She completed her internal medicine training at William Beaumont Army Medical Center and hematology oncology fellowship at University of California, Los Angeles Olive View Medical Center.

As of October 2021, Dr. Karlin reported no ongoing external relationships.

Ritesh B. Patel, MD

Ritesh PatelDr. Patel is an Assistant Professor of Medicine at Cooper Medical School of Rowan University. He is a board certified general internist within the Division of Hospital Medicine. Dr. Patel is involved in medical education at both the student and resident level and has special interest in preventive medicine, medical education, clinical skills and clinical research. He has been involved in multiple quality improvement and education committees.

Dr. Patel serves as co-Director of the Foundation of Medical Practice curriculum at Cooper Medical School of Rowan University. He has been also successfully serving as a Clerkship Director for internal medicine fourth-year clerkship. As an Associate Program Director at Cooper, Dr. Patel oversees resident simulation laboratory exercises, evidence-based physical diagnosis and weekly updates on high-yield articles from journals.

He is a member of the Society of Hospital Medicine and the American College of Physicians and serves on the American Board of Internal Medicine Internal Medicine Board Exam Committee. Dr. Patel has won multiple teaching excellence awards in his young career.

He graduated from Gujarat University, India, and completed his internal medicine residency training at Cooper University Hospital.

As of August 2021, Dr. Patel reported no external relationships.

Rosechelle M. Ruggiero, MD

Rosechelle M. Ruggiero, MDDr. Ruggiero is on the faculty at University of Texas (UT) Southwestern in Dallas, Texas and brings enthusiasm for general medical education both in internal medicine and pulmonary and critical care.

She is specifically committed to resident and fellow training in both the intensive care unit and in general pulmonary medicine. Additionally, her recent clinical interests have focused on the intersection between palliative care and critical care. Her research interests are in quality improvement, and ICU outcomes, specifically in county hospitals, education and training.

Dr. Ruggiero is originally from Gouldsboro, Pennsylvania, and received her medical degree at Georgetown University School of Medicine in Washington, DC after completing her undergraduate education at Loyola University in Baltimore, Maryland. She then received training in internal medicine at UT Southwestern, and went on there to complete a fellowship in pulmonary and critical care medicine during which time she completed her master of science degree in clinical science.

As of June 2022, Dr. Ruggiero reported no external relationships.

Christopher M. Walsh, MD

Christopher M. Walsh, MDDr. Walsh, a board certified internist, is the founding physician and Medical Director of the Virginia Hospital Center Physician Group-Primary Care Arlington. In addition, he is a Clinical Assistant Professor of Medicine at the Georgetown University School of Medicine, serving as an instructor for medical students during their outpatient medicine clerkship. He served as the Team Internist for the Washington Capitals professional hockey team from 2006 to 2014.

Dr. Walsh is a member of the American Board of Internal Medicine (ABIM) Internal Medicine Board Exam Committee. Previously, he was a member of the ABIM Supplemental Test Writing Committee. Within Virginia Hospital Center's Physician Group, Dr. Walsh serves as the Chair of the Electronic Health Records Committee and is an active member of the Quality Committee. He has served on the Resource Utilization, Credentials and By-Laws Committees for the hospital. Dr. Walsh is a fellow of the American College of Physicians and an active member of the Virginia and Arlington County Medical Societies, Alpha Omega Alpha Medical Honor Society and American Medical Association.

A graduate of Georgetown University with a major in biology, Dr. Walsh continued his studies at the Georgetown University School of Medicine. Dr. Walsh completed his internal medicine training at Mount Sinai Hospital in New York City.

As of August 2021, Dr. Walsh reported no external relationships.