Women's Primary Care Providers

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For more information, provider availability and appointment scheduling, please call us at 401-793-7010. Our fax number is 401-793-7801.

Director of Women's Primary Care, Women's Medicine Collaborative

Nancy Lasson, DO, FACP, is the director and an attending physician in women’s primary care at the Women’s Medicine Collaborative. Dr. Lasson received a medical degree from Philadelphia College of Osteopathic Medicine, and completed her residency in internal medicine at Abington Memorial Hospital in Pennsylvania.

A 2005 recipient of a Top Doctor in Delaware award, Dr. Lasson’s clinical interests include women’s medical issues and care, preventative medicine, especially cholesterol management, coronary artery disease and cancer screening, end-of-life care for patients and their families, and mindfulness practices.

She speaks English as well as conversational Spanish and Hebrew.

Attending Physician

Christina Bortz, MD, is an attending physician in Women’s Primary Care at the Women’s Medicine Collaborative. Dr. Bortz is board certified in internal medicine. She is a member of the American College of Physicians and the New York Medical Society. Her areas of interest include screening and preventive medicine, adolescent health, preconception care, and management of chronic medical conditions. 

Attending Physician and Acupuncturist

Mariah Stump, MD is an attending physician in women’s primary care at the Women's Medicine Collaborative and an acupuncturist at the Lifespan Lifestyle Medicine Center. She is a clinical assistant professor of medicine at The Warren Alpert Medical School of Brown University. Stump received a medical degree from the University of Vermont College of Medicine in Burlington, VT. She completed her residency at The Warren Alpert Medical School of Brown University. Stump also earned a master in public health degree with a concentration in women’s and reproductive health and adolescent health from Johns Hopkins University, Bloomberg School of Public Health in Baltimore, Maryland.

Stump is board certified in internal medicine. She is a member of the American Medical Association, American College of Physicians, and the Rhode Island Medical Society. Stump completed the International Structural Acupuncture Course for Physicians at Harvard University through Brigham and Women’s Hospital, Department of Medicine. She is trained in acupuncture and is also a certified yoga instructor in vinyasa yoga.

Her clinical interests include yoga, mindfulness, acupuncture, disease prevention, lifestyle medicine, and women's primary care.  She is fluent in English and is conversational in Spanish.

Attending Physician

Rupal Thakor, MD, is an attending physician in women’s primary care. She received a medical degree from Gujarat University, B.J. Medical College & Civil Hospital in Ahmedabad, and completed her residency in family medicine at Virginia Tech Carilion School of Medicine in Roanoke, Virginia.

Thakor is certified by the American board of family medicine. She is a member of the American Academy of Family Physicians and the American Medical Association. Her areas of interest include the patient-centered medical home model of care, quality improvement, women's health, screening and preventive medicine, adolescent health, and preconception care. She is fluent in English, Hindi, and Gujarati.

Attending Physician

Iris Tong, MD, FACP, is an attending physician in women’s primary care at the Women’s Medicine Collaborative. An assistant professor of medicine at The Warren Alpert Medical School of Brown University, Dr. Tong received a medical degree from Cornell University Medical College in New York, and completed her residency in general internal medicine at The Warren Alpert Medical School of Brown University, where she also served as chief resident. Dr. Tong is board certified in internal medicine. She is a fellow of the American College of Physicians.

Audrey Boyle, NP
Nurse Practitioner

Audrey Boyle, NP, is a nurse practitioner who received her undergraduate degree from the University of Rhode Island; and a bachelor of science and master of science degree in nursing at the Massachusetts General Hospital Institute of Health Professions in Charlestown, Massachusetts. Audrey is a board certified adult nurse practitioner and is certified by the American Nurses Credentialing Center. Her clinical interests include women's health, contraceptive management, cervical cancer screening and LGBT health.

Jennifer Nappi, RN, MSN, CDOE
Registered Nurse

Jennifer Nappi, RN, MSN, CDOE, is the nurse care manager for Women’s Primary Care at the Women’s Medicine Collaborative.  A registered nurse, Jennifer earned her bachelor of science degree in nursing from the University of Rhode Island and her master of science in nursing degree at Walden University. She is a certified diabetes outpatient educator and holds a certificate in Women’s Health Care.  In her role as nurse care manager, Jennifer serves as a patient advocate and enhances care by empowering patients to take an active role in managing their health. She offers tools to help patients reach health goals, helps individuals manage chronic medical conditions, follows-up after hospital visits to help prevent readmissions, and provides information about disease prevention, home care services and community resources

Cara O'Connor, NP
Nurse Practitioner

Cara O’Connor, NP, is a family nurse practitioner in women’s primary care at the Women’s Medicine Collaborative. She received her bachelor of science in nursing from Kent State University in Ohio and her master of science in nursing from the University of Cincinnati. O’Connor is board certified by the American Association of Nurse Practitioners, of which she is also a member. Her clinical interests include women’s health issues, with an emphasis on preventive services and education, adolescent health, preconception health care and patient advocacy.

Alison Perry, MSN, CFNP
Nurse Practitioner

Alison Perry, MSN, CFNP is a certified family nurse practitioner (CFNP) in women's primary care at the Women's Medicine Collaborative. She received both her bachelor's and master's of science in nursing degrees from the University of Pennsylvania School of Nursing in Philadelphia. She is a graduate of Wesleyan University where she earned a bachelor's in anthropology and spent a semester abroad in Santiago, Chile in a cultural immersion program.

Alison is a board-certified family nurse practitioner and is certified by the American Nurses Credentialing Center. She is a member of the American Association of Nurse Practitioners.

Her clinical interests include women’s health and adolescent medicine, with an emphasis on preventive services and education, as well as curriculum development for medical assistant and nursing training programs.

Alison is fluent in Spanish.

Kathy Rebeiro, NP
Nurse Practitioner and Certified Asthma Educator

Kathy Rebeiro, NP is a nurse practitioner in women’s primary care and the asthma clinic at the Women’s Medicine Collaborative. She received her undergraduate degree in nursing from Southeastern Massachusetts University and a master of science in nursing from the University of Massachusetts, Dartmouth.

Rebeiro is a board certified adult nurse practitioner and is certified by the American Nurses Credentialing Center. She is a member of the American Association of Nurse Practitioners, and is a certified asthma educator. Rebeiro has an extensive clinical background in primary care, managing a wide array of acute, chronic, and complex problems, as well as preventive and routine medical care. Her clinical and research interests include women’s health issues, asthma education and patient advocacy.

She also serves as mentor and preceptor for future nurse practitioners.

Chrystal Vergara-Lopez, PhD
Psychologist

Chrystal Vergara-Lopez, PhD, is a psychologist in the Integrated Behavioral Health program in Women’s Primary Care at the Women’s Medicine Collaborative (WMC), and an assistant professor in the department of psychiatry and human behavior at The Alpert Medical School of Brown University. Dr. Vergara-Lopez earned her doctor of philosophy degree in clinical psychology from the University at Buffalo, State University of New York. She completed her clinical psychology internship at Rutgers University and post-doctoral fellowship in biological stress response and maternal health at The Alpert Medical School. Dr. Vergara-Lopez serves as a clinical supervisor for the Women & Family Medicine Rotation at WMC through the Brown Clinical Psychology Internship.

Dr. Vergara-Lopez is also a research scientist in the Centers for Behavioral and Preventative Medicine at The Miriam Hospital, her research interests include woman’s mental health, depression and anxiety among emerging adults, and neurobiological mechanisms of stress, psychopathology, and substance use involvement.

Dr. Vergara-Lopez is fluent in Spanish