EpiCenter Staff
Ellen Provost, DO, MPH
EpiCenter Director
Dr. Provost has served the Alaska Tribal Health System for over 25 years, and has been Director since 2005. She arrived in Bethel in 1990 to work with YKHC as a Commissioned Officer in the US Public Health Service. She is a physician specializing in Preventive Medicine and Public Health, and has an MS in Biomedical Informatics.
Carla Britton, PhD, MS
Lead Epidemiologist
Dr. Britton came to the EpiCenter in 2013 after completing a two year CDC Epidemic Intelligence Service fellowship with the Idaho Department of Health and Welfare. Carla holds an MS in Environmental Health and a PhD in Epidemiology from the University of Iowa.
Sarah Nash, PhD, MPH
Cancer Surveillance Director
Dr. Nash joined the EpiCenter in 2015. She serves as the Director of the Alaska Native Tumor Registry and the Principal Investigator for the Alaska Surveillance, Epidemiology and End Results (SEER) Program of the National Cancer Institute. She holds a PhD in Biological Sciences, and an MPH.
Diana Redwood, PhD
Senior Epidemiologist
Joining ANTHC in 2004, Dr. Redwood conducts research studies on colorectal cancer screening methods and prevention. Diana holds a PhD in Public Health, an MPH, and an MS in Nutrition.
Erin Peterson, MPH
Senior Epidemiologist
Ms. Peterson joined the EpiCenter in 2015. She specializes in chronic disease prevention, and manages the Wellness Strategies for Health (WSH) program. Erin holds an MPH from Emory University.
Tim Collins, MPH, MS
Senior Epidemiologist
Mr. Collins joined the EpiCenter in 2018 as an epidemiologist supporting substance use-related initiatives. He holds an MPH in biostatistics and epidemiology from the Keck School of Medicine, University of Southern California, and an MS in psychology. He is a member of the Sault Ste. Marie Tribe of Chippewa Indians.
Kristen Mitchell, DrPH
Senior Program Manager
Dr. Mitchell joined the EpiCenter in 2015 and is currently serving as the Senior Program Manager for the Network Coordinating Center for the Tribal Epidemiology Centers' Public Health Infrastructure Program. Kristen holds a DrPH in Public Health and an MPH.
Taija Revels, MPH, CPH
Senior Progam Manager
Ms. Revels joined the EpiCenter in 2017. She manages the national Coordinating Center for GHWIC. She belongs to the Kaagwaataan Lingít clan in southeast Alaska. She holds an MPH from Columbia University, and a CPH.
Weather Potdevin, MA
Senior Program Manager
Ms. Potdevin joined the EpiCenter in 2018. She serves as Program Manager for the Tribal Epidemiology Centers' Public Health Infrastructure program. She grew up in Juneau, and is Koyukon Athabascan. Weather holds an MA in Program Evaluation.
Marissa Palmer, MFA
Program Coordinator
Ms. Palmer joined the EpiCenter in 2019 as the Program Coordinator for the State Physical Activity and Nutrition (SPAN) program, which aims to improve access to healthy food and beverage options in Alaska Tribal Health facilities. Marissa holds a BA in English and an MFA in Creative Writing.
Rochelle Greenley, BAS
Program Associate
Ms. Greenley joined the EpiCenter as a Patient Navigator in 2013, and has been with ANTHC since 2004. Rochelle grew up in the Yup'ik village of Togiak. She holds a BAS in Environmental Studies.
Keri Miller, MHA, CTR
Tumor Registrar II
Ms. Miller joined the Alaska Native Tumor Registry in 2020. In her role as SEER Program Manager she collects cancer information for Alaska Native people statewide, and oversees the registry's data management system. She holds a Master's in Health Administration, a BS in Health Promotion, and is a Certified Tumor Registrar.
Garrett Zimpelman, BA
Programmer/Analyst
Mr. Zimpelman joined the EpiCenter in 2016 as a Computer Programmer/Analyst for the Alaska Native Tumor Registry (ANTR). Garrett’s duties include data management, database design and implementation, computer programming, and data analysis.
Donna Carlo, BA, CPC-A
Program Associate
Ms. Carlo joined the EpiCenter in 2018. She provides administrative support to the Alaska Native Tumor Registry. Donna is part Athabascan. She has a BA in Psychology, is a Certified Medical Coder (with Apprentice status) thru AAPC, and received her Health Information Management/Coding Specialist certificate in 2009.
Annette Marley, MPH
Public Health Specialist III
Ms. Marley joined the EpiCenter in 2020 as a Public Health Program Specialist III. She provides assistance in evaluation and other areas for the Wellness Strategies for Health (WSH) program. Annette holds an MPH from Johns Hopkins University.
Jordan Skan, PhD, MS
Public Health Specialist II
Mr. Skan joined the EpiCenter in 2020. He provides support for the national Coordinating Center for Good Health and Wellness in Indian Country. Jordan grew up in Ketchikan, and is Tlingit. He holds an MS in Clinical Psychology and a Ph.D. in Clinical Community Psychology.
Lucy Rogers, BA
Public Health Specialist II
Ms. Rogers joined the EpiCenter in 2020. Lucy is a Public Health Specialist II and the Program Evaluator for the National Coordinating Center for Good Health and Wellness in Indian Country. She holds a BA in English and Linguistics and is finishing her MPH at UAA.
Audrey Juliussen, BA
Public Health Specialist II
Ms. Juliussen joined the EpiCenter in 2020. Audrey is a Public Health Specialist II, supporting the Tribal Epidemiology Centers’ Public Health Infrastructure and Good Health and Wellness in Indian Country National Coordinating Centers. She holds a BA in Human Biology and CPH. Audrey is Ahtna Athabascan and Unangan.
Maraiah Knox, BA
Public Health Specialist II
Ms. Knox joined the EpiCenter in 2020. Mariah is a Public Health Program Specialist II for the Tribal Epidemiology Centers' Public Health Infrastructure’s National Coordinating Center. She holds a BA in Psychology.
Derek Searcy, BA
Public Health Specialist II
Mr. Searcy joined the EpiCenter in 2020 as a Public Health Specialist II. He holds a BA in Psychology, has a background in research, and supports data dissemination activities at the EpiCenter.
Ian Blake, MS
Biostatistician
Mr. Blake joined the EpiCenter in 2014, providing statistical and database support to a variety of EpiCenter projects. His background includes healthcare, fisheries, education, and environmental research. Ian holds an MS in Statistics.
Kelsey Black, MS
Analytics Engineer
Ms. Black joined the EpiCenter in 2021. Kelsey is developing and growing Syndromic Surveillance across the Alaska Tribal Health System. She holds a BS in Mathematics and an MS in Operations Research.
Christine Tait, BS
Senior Marketing Media Specialist
Ms. Tait joined the EpiCenter in 2015, bringing more than 20 years of graphic design experience. She provides website, graphic design, marketing, photography, illustration, and social media support. Christine holds a BS in Visual Communication/Graphic Design.
Matthew Bailey, BFA
Marketing Media Web Specialist
Mr. Bailey joined the EpiCenter in 2015. He provides website and graphic design support for EpiCenter projects including the Network Coordinating Center. Matthew holds a BFA in Visual Communication with a Graphic Design emphasis.
Sadie Arneson, BBA
Health Communications Specialist
Ms. Arneson joined the EpiCenter in 2020. She provides communication strategies and partner coordination for the Wellness Strategies for Health (WSH) program. She holds a BBA in Marketing.
Christie Flanagan, MPH
Senior Research Associate
Ms. Flanagan joined the EpiCenter in 2020, after nine years with ANTHC. Christie is coordinating a randomized controlled trial for colorectal cancer screening. She holds an MPH from University of Alaska Anchorage.
Lauren Smayda, BS
Program Coordinator
Ms. Smayda joined the EpiCenter in 2020 as the Colorectal Cancer Control Program Coordinator. She assists with increasing colorectal cancer screening in Alaska. Lauren holds a BS in Biological Sciences and is finishing her MPH.
Emily Maxwell, BA
Program Coordinator
Ms. Maxwell joined the EpiCenter in 2021. Emily is a Program Coordinator for the National Coordinating Center for Good Health and Wellness in Indian Country. Emily holds a BA in Geography and is finishing her MPH at UAA.
Daisy Karasti
Program Administrator
Ms. Karasti joined the EpiCenter in 2018. She provides administrative support to the Wellness Strategies for Health program. Daisy is a Tlingit Indian from Sitka, Alaska.
Eva Bermann Hok
Administrative Program Manager
Ms. Bergmann Hok joined the EpiCenter in 2020. Eva provides administrative support to the EpiCenter. She is Alutiiq/Sugpiaq of the Alutiiq Tribe of Old Harbor and is a Koniag shareholder.
Annie Okpealuk
Senior Office Specialist
Ms. Okpealuk joined the EpiCenter in 2014. Annie provides administrative support for the Tribal Epidemiology Centers' Public Health Infrastructure grant. Annie is Inupiaq and Athabaskan.
Nicole Kiana
Office Specialist
Ms. Kiana joined the EpiCenter in 2020. Nicole provides administrative support for the Colorectal Cancer Control Program. She is Inupiaq Eskimo of the Tribe of Selawik and a CIRI Shareholder.
Nancy Gearhart
Office Specialist
Ms. Gearhart joined the EpiCenter in 2021. Nancy provides administrative support to the EpiCenter working with the GHWIC and WSH programs. She is Yupik Eskimo from the Native Village of Alakanuk and a Calista Shareholder.
James Clark
Intern II
Mr. Clark joined the EpiCenter in 2021. James provides support to projects related to the 50 year report on cancer among Alaska Native people. He is working towards graduating with a BS in Environmental Public Health from APU this spring.