Our Providers

Audra LeBoo, MD

Medical Director

Born in the U.S., Dr. LeBoo was raised in New Zealand and received her medical degree from the University of Auckland in 2000. Her 23 years of experience include working as a physician in private clinics and with the Raukura Hauroa O Tianui, a network of practices owned by the Tainui Tribe (Māori) in New Zealand prior to moving to New York. As an international medical graduate, she completed the Family Medicine Residency Program with the University of Rochester in 2012, where she later became a faculty instructor. She also served as a physician for several clinics in New York before moving to the Big Island to be closer to family who live on the island. She is deeply interested in acute care, pediatric and adolescent care, and female medicine.


Fujiko 'Rose' Matsui, DO

(August 2024) Rose has worked as a life coach, tax specialist, tutor, translator, college professor, stay-at-home mom and beekeeper. She noticed that medical concerns were a common and very limiting hurdle in many of the lives she touched and felt inspired to return to medical school. Supported by her wonderful husband and fantastic kids, she completed her medical degree at Rocky Vista University College of Osteopathic Medicine in Southern Utah. She is excited to continue her work with the wonderful people in Hilo and the surrounding areas that she has grown to love. She has particular interests in women’s and men’s health, behavioral health, diabetes management and preventative and lifestyle medicine.

Tazialynn Lynam, MSN-FNP

Born in Honolulu and raised on the Big Island, Tazialynn graduated from Kamehameha Schools Hawai‛i. Initially earning a bachelor’s degree in Psychology from the University of Hawai‛i at Hilo, she pursued an Associates degree in Nursing from Hawai‛i Community College to give back to her community. After six years as a nurse, she found her passion in Emergency Medicine and furthered her nursing degree, graduating from Chamberlain University with her Bachelors, followed by her Masters in June 2020. Tazialynn is an Advanced Practice Registered Nurse (APRN) with a specialty in Family Nurse Practitioning (FNP). She has special interest in primary care such as Diabetes, Hypertension, High Cholesterol and Gout.

Karen Nishimoto, MSN-FNP

(October 2024) Karen was born and raised in New Orleans. She moved to Hawai‛i in 2007 with her husband. In 2014, Karen earned her associate degree from Hawai‘i Community College and her bachelor’s degree in nursing from the University of Hawai‘i at Hilo. Karen always knew she wanted to provide health care to her Hawai‘i community. She worked as a registered nurse in Hawai‘i for seven years, having experience in long-term care, hospice, and acute care. She graduated with an Advanced Practice Registered Nurse (APRN) with a focus in Family Nurse Practitioning (FNP) master’s degree from Chamberlain University. Karen is passionate about providing culturally congruent primary care to her community and building trusting relationships with her patients.

Michelle Zalenski, PsyD

Dr. Zalenski (Dr. Z) is a Licensed Clinical Psychologist who received her Bachelor of Arts in Sociology in 1993 and Master of Education in Counselor Education in 1995 from Indiana University of Pennsylvania, and a Doctorate in Clinical Psychology from Argosy University in 2003. She has over 22 years of experience working with diverse populations in the State of Hawai‛i and has resided on the Big Island since 2003. Her passion is to help people reach their personal health and mental health goals in a supportive setting.

Grace Barrientos, MA, LCSW

Born and raised in Hilo, Grace received a bachelor’s degree in Psychology with a minor in Computer Science. She earned a Master of Arts Degree in Educational Psychology with a focus on community from the University of Minnesota – Twin Cities in 2002. She went on to earn a Master of Social Work Degree from University of Hawai’i at Manoa Distance Education Program in 2010, where she later became an instructor. She has over 20 years of experience providing our Hawai’i Island community with behavioral health services for children, adolescents, and families.