Whitney Limm, MD

Executive Vice President & Chief Physician Executive, QHS
Board Chair, QCIPN

Dr. Whitney Limm is the Executive Vice President and Chief Physician Executive of The Queen’s Health Systems and the Board Chair of the Queen’s Clinically Integrated Physician Network. Dr. Limm provides oversight for the Medical Staff Services Department, the Quality Department, the employed physician group (Queen’s Medical Group), and QCIPN. Dr. Limm has been in practice as a general and transplant surgeon since 1991. He is a graduate of Stanford University and David Geffen School of Medicine at UCLA.


Tamara Pappas, MBA

Director, QCIPN

Tamara Pappas is the Director of QCIPN. She also leads the Queen’s Advanced Quality Training Program (AQTP) course. She previously served as the Director of Ambulatory Services Planning and as the Director of the Center for Outcomes Research & Evaluation (CORE). Prior to Queen’s, she worked at Hawaii Pacific Health as Director of Quality Operations. Tamara earned an MBA from Loma Linda University in California and a Bachelor of Arts degree in Sociology from the University of Hawaii at Manoa. She is an ASQ Certified Six Sigma Black Belt.


Natasha Parekh, MS, MD

Chief Medical Officer, QCIPN

Dr. Natasha Parekh is the Chief Medical Officer for QCIPN, as well as the Medical Director for Primary Care Transformation. Dr. Parekh previously worked as a Senior Advisor at the University of Pittsburgh Medical Center (UPMC) Centers for High-Value Health Care and Value-Based Pharmacy Initiatives. She was a general internist and health services researcher within the UPMC hospital system, and served as a Clinical Assistant Professor with the University of Pittsburgh Division of General Internal Medicine.


Mia Taylor, RN, MSN, FNP-BC, APRN-Rx

QHS Community & Post-Acute Care Services Director

Mia Taylor is a family nurse practitioner with 30 years of nursing experience in a variety of settings, such as hospice and palliative care, infectious diseases, oncology, and critical care. Her leadership roles include clinical education and program development. Mia is a diploma RN and earned her master’s degree in nursing from Michigan State University and her bachelor’s degree in psychology and sociology from Aquinas College in Grand Rapids, Michigan.


Theresa Wee, MD

Pediatrics Program Director

Dr. Theresa Wee is a pediatric obesity health/wellness expert and currently the QCIPN Pediatrics Program Director. She earned her B.S. degree from the University of Hawaii, John Burns School of Medicine and completed her Pediatrics Residency and Ambulatory Fellowship at Columbus Children’s Hospital at Ohio State University. Dr. Wee enjoys being with her family, staying active, and volunteering for various charitable organizations, such as her non-profit organization, “Walk with a Doc Oahu”.


Bradlee Sako, MD

Clinical Pathways Program Director

Dr. Sako grew up in Wahiawa, and had a desire to serve his community that ultimately led him to medical school. Today, he practices family medicine at the Queen’s Health Care Clinic – Mililani which fills him with pride to be able to give back to the local residents. Medicine is a profession of service, and he can think of nothing more fulfilling than working for the people who helped him become who he is today.


Bethany Lukens, PT, DPT, MBA

Operations Manager

Bethany Lukens is QCIPN’s Manager of Operations. She previously served as the Coordinator of Professional Practice Integrity in acute rehabilitation at Punchbowl. She is a physical therapist by training with extensive pediatric clinical experience as well as experience related to payment, compliance, & policy. She earned her MBA in Healthcare Management from Oregon Health & Science University in 2020, her Doctorate in Physical Therapy from Pacific University, Oregon in 2013, and her Bachelor of Science in Psychology from The Ohio State University in 2006.


Scott Daubert, PhD

Network Development and Contracting Manager

Scott Daubert is QCIPN’s Manager of Network Development and Contracting. Scott has worked for many years in healthcare, first as a hospital-based clinical psychologist and more recently in multiple management roles in Medicaid health plans. His population health background includes work in care management, quality, provider relations, and value-based contracting. Scott holds a doctorate in counseling psychology from Lehigh University, a Master’s Degree in clinical psychology from Indiana University of Pennsylvania, and a Bachelor’s from Muhlenberg College. 


Kristen Collat, BSN, MBA, RN-BC

Manager, QCIPN Clinical Programs

Kristen Collat received her MBA in Healthcare Management from Western Governors University and holds dual bachelor’s degrees from Cedar Crest College, in Allentown, Pennsylvania, in both Psychology and Nursing.  She is a certified RN Case Manager with over 30 years of RN experience, including case management, telephonic care management, and leadership roles. Kristen develops, administers, coordinates, and manages the functions, activities, and services related to population health management initiatives for QCIPN.


Kathryn "Katie" Cross

Provider Relations Liaison

Katie is QCIPN’s Provider Relations Liaison. Upon moving to Oahu in 2011, Katie served as a hospice liaison for several years. She earned her Masters’s degree in Psychology from Pepperdine University in 2010 while working for the Mary S. Easton Center for Alzheimer’s Disease at UCLA. Prior to this, Katie attended Missouri Valley College on a soccer scholarship and graduated with her Bachelor of Arts degree in Communications with an emphasis in Public Relations.

Korta, Melissa

Melissa Courage Korta, EdM

Coordinator, Physician Communication & Education

Melissa Korta is QCIPN’s Coordinator, Physician Communication and Education.  Melissa has spent the last 10 years working in higher education, 7 years at Harvard Law School, and 2 years at the University of Hawaii at Manoa, William S. Richardson School of Law.  She earned her Master of Education in Educational Leadership and Policy Studies from Boston University Wheelock College of Education & Human Development and a Bachelor of Arts Degree in Communications with strong minors in Urban Affairs and Spanish from Manhattan College.


Shari Nakaoka, RN

Population Health Coordinator

Shari Nakaoka is QCIPN’s Population Health Coordinator. Shari has been with Queen’s for over 20 years working as Registered Nurse in Telemetry, Emergency Room, Risk Management and Quality Improvement (CORE).


Constance Ufuti

Population Health Coordinator

Constance is QCIPN’s Population Health Coordinator. She previously worked with the Admissions Department at Aloha Nursing Rehab Centre, where she found her passion for helping people and her community. She continued her journey to Queen’s Medical Center Punchbowl as a Social Work Associate, where she worked alongside case managers and social workers to assist patients with discharge planning. Constance earned her Bachelor of Science in Behavioral Health with an emphasis in Social Work from Utah Valley University.


Tina Morishima, CPC

Risk Adjustment Coding Coordinator

Tina Morishima is QCIPN’s Coordinator for Risk Adjustment Coding. Tina has worked for many years in healthcare, most recently as a consultant for Mountain-Pacific Quality Health supporting CMS programs. She also worked with health plans and health systems on audit reviews for coding compliance, quality care measures, revenue cycle management and HCC to improve RAF.


Aileen Ferrer, MPH

Clinical Data Analyst

Aileen Ferrer is a Clinical Data Analyst with QCIPN. She previously held analytical roles at HMSA and the Hawaii Department of Health. She earned her MPH in Epidemiology from the University of Hawaii at Manoa, and her bachelor’s in Biological Sciences with a minor in Psychology from the University of Southern California.


Chris Batacan, MBA

Clinical Data Analyst

Chris Batacan is a Clinical Analyst with QCIPN. He has over 25 years of experience working with clinical data on both the health system and the health plan side. He previously worked at the Queen’s Center for Outcomes Research & Evaluation. Chris also worked for many years as a consultant, as a data administrator for HMSA, and as a quality analyst for Castle Medical Center.


Caitlin Cook, MPH

Clinical Data Analyst

Caitlin Cook is a Clinical Data Analyst with QCIPN. She previously worked for the Hawaii Department of Health as an epidemiologist within the Disease Outbreak Control Division, specializing in Healthcare Associated Infections and Antimicrobial Resistance. Before that she was a Population Health Analyst in the San Francisco Bay Area. Caitlin earned her Master of Public Health in Infectious Diseases from UC, Berkeley and her Bachelor’s degree in Biomedical Sciences from Colorado State University.


Cameron Pujdak, MS

Clinical Data Analyst

Cameron Pujdak is a Clinical Data Analyst with QCIPN. He previously served as a Research Statistician for the State of Hawaii Department of Health, specializing in population health evaluation and monitoring. Cameron has extensive experience with interpretive statistics, and is currently involved in analytics relating to network clinical programs, network performance, and network spending.   Cameron earned a Master of Science degree in Biology from CSU Northridge and a Bachelor of Science in Aquatic Biology from UC Santa Barbara.

Lisa Sarmiento

Administrative Secretary

Lisa Sarmiento is QCPIN’s Administrative Secretary, supporting QCIPN’s Director and Chief Medical Officer. Lisa came from the Sullivan Family of Companies and before that, worked for Hawaii Pacific Health for 17 years.


Lemelyn Hess

Supervisor, Quality Practice Operations

Lemelyn Hess is the Supervisor of Quality Practice Operations.  She has over a decade of healthcare experience. Before joining QCIPN, she worked with MultiCare as a Clinic Educator for over a year and was a Lead Medical Assistant for over 11 years. She received her Associate’s Degree as a Certified Medical Assistant from Remington College.


Adam Riese

Quality Practice Assistant