Krystyl Kulbeck, PA-C

Family Medicine · Advanced Diabetes Management · Functional Health

Krystyl is a Physician Assistant who graduated with her Master of Science in Biomedical Sciences Physician Assistant from the University of Toledo. She began her practice at The Toledo Hospital as a surgical PA before returning to her home state of Montana. Having grown up in Twin Bridges, she was no stranger to small-town life. After starting at BSMC, she married a local farmer and together they have two boys. She furthered her education in 2022, becoming board certified in Advanced Diabetes Management, and is now certified in Functional Health — expanding BSMC's ability to address the root causes of chronic conditions through personalized care.

At BSMC since 2013

Amber Groves, PA-C

Family Medicine · Internal Medicine · Endocrinology

Amber has been a PA since 2005, earning her education from Lock Haven Pennsylvania (now Commonwealth University). She has 7 years of experience in Internal Medicine, 7 years in Endocrinology, and over 6 years in Rural Health Family Medicine. She loves taking the time to listen to her patients and supporting them in the way they choose to approach their healthcare. She is married to her husband of 25 years and together they have three adult children.

At BSMC since 2018

Heath Horton, MSN, FNP, ENP, CEN

Family Practice · Emergency Medicine

Heath's journey in medicine began in EMS in Arkansas, where he served as an EMT/Paramedic for 14 years before transitioning to nursing. He earned his LPN, then RN, and thrived in ER/ICU and Rapid Response settings before pursuing his MSN in Family Practice. His passion for emergency care led him to complete an ER residency, certifying him as an Emergency Nurse Practitioner. Whether addressing chronic conditions or acute emergencies, Heath brings compassion, expertise, and a welcoming demeanor to every patient encounter.

At BSMC since 2023

Dr. Daniel Davis, MD, FACEP

Medical Director · Emergency Medicine

Dr. Davis is a Fellow of the American College of Emergency Physicians (FACEP) with extensive experience in emergency medicine. He has spent a majority of his career in California before working with Logan Health along the Hi-Line, including serving as Medical Director in Chester. His passion is bringing cutting-edge science and new approaches to clinical care in rural areas.

At BSMC since 2024

Dr. Patrick Kadrmas, DC

Chiropractic Care · Visiting Provider

Dr. Kadrmas provides integrated chiropractic services at Big Sandy Medical Center, typically on Thursdays and Fridays. His practice complements our primary care and physical therapy programs with a whole-person approach to musculoskeletal health and pain management. Medicare accepted. Same-day appointments available, appointments preferred.

At BSMC since 2022

Dr. Derik Powell, DDS

Dentistry · Highwood Dental Studio · Visiting Provider

Dr. Powell is originally from Great Falls and took over the practice from Dr. Buer. He and his wife love Montana's outdoors — hunting, fishing, camping, backpacking, and whitewater rafting. Dr. Powell sees patients at Big Sandy Medical Center every other Thursday (9am–5pm), bringing quality dental care to the community without the drive to Great Falls. When Dr. Powell is not in Big Sandy, patients are welcome at the Highwood Dental Studio practice in Great Falls.

To schedule: (406) 761-1837

Carissa Bergren

Chief Executive Officer

Carissa brings over 20 years of experience leading enterprise operations, strategic planning, and technology initiatives across healthcare organizations. A Montana native, she has a track record of driving organizational performance and building sustainable growth strategies. Carissa served on the BSMC Board of Directors before stepping into the Interim CEO role, and was subsequently appointed CEO. She and her partner operate Flocking Good Farms in the prairies near Big Sandy, where they raise pasture-raised poultry.

At BSMC since 2025

Ashley Jacobi, RN, BSN

Director of Nursing · Infection Preventionist

Ashley began her career at Big Sandy Medical Center during her junior year of high school, working in the kitchen before becoming a CNA. She continued working at BSMC while attending college, graduating from Big Sandy High School in 2012, earning her Associate of Science in Nursing from Montana Tech in 2016, and completing her Bachelor of Science in Nursing in 2018.

Shortly after earning her bachelor's degree, Ashley was named Director of Nursing at Big Sandy Medical Center in late 2018. Since 2020, she has also served as the facility's Infection Preventionist. Ashley is passionate about ensuring patients and residents receive safe, high-quality, compassionate care while supporting the staff who provide it every day.

When she's not at work, Ashley enjoys spending time with her husband, Jarret, and their two children, Oakley and Colt. They stay busy with their small funny farm and enjoy everything that comes with raising a family in rural Montana.

At BSMC since 2016

Christopher O'Dell

Director of Support Services

Chris moved to Big Sandy from Nebraska with his family in 2021. While in Nebraska, he worked for the DOT for 11 years, before transferring to the Montana DOT for almost 2 years. In his free time he enjoys home improvement, motorcycles, watching movies, and camping with his four children.

At BSMC since 2022

Amber Terry

Director of Revenue & Finance

Amber brings extensive knowledge of the medical revenue cycle through her work with the Rocky Boy Health Board and Tribal Health Department over the last 16 years. Previously a member of the BSMC Board of Directors, Amber has transitioned into a staff leadership role overseeing finance and revenue operations for the facility.

At BSMC since 2023

Dusty Allderdice

Materials Management · Medical Records · Emergency Preparedness

Dusty wears many hats at BSMC. A lifelong Loma/Big Sandy area resident, she started at the clinic in 2010, became an LPT for radiology, and has grown into her current roles while continuing to provide X-rays. She became an EMT in 2015 and volunteers with the Big Sandy Ambulance, where she is now the Service Director.

At BSMC since 2010

Aubrey Douglas

Dietary Manager

Aubrey Reichelt Douglas is the Dietary Manager at BSMC, where she oversees kitchen operations, staff, scheduling, meal planning, purchasing, and resident care planning. Since joining the team in 2023, she has built strong relationships with residents and coworkers through her commitment to compassionate service. Aubrey is also pursuing her Certified Dietary Manager (CDM) credential, demonstrating her dedication to continued professional growth.

Outside of work, Aubrey enjoys restoring her family home, spending time with her spouse and their pets, and playing bass guitar, electric guitar, and drums.

At BSMC since 2023

Suzy Labuda, LPN

Clinic Manager

Suzy was raised in Big Sandy and graduated from Big Sandy High School in 2010. She began her career as a CMA after college in 2014 and then graduated from GFC-MSU in 2026 with her Licensed Practical Nurse. She is married to her husband Ryne and they have two girls, Avery and Emery, and a son, Trey.

At BSMC since 2018

Sesfel Medrano, MLS(ASCP)

Laboratory Manager

Sesfel earned her Bachelor's in Medical Laboratory Science in the Philippines, where she began her career at one of the country's top-performing hospitals — first as a generalist and then as Microbiology Head for eight years. She passed her U.S. licensure exam as a Medical Laboratory Scientist, worked for two and a half years in Iowa, and joined BSMC as Laboratory Manager in 2026. She is currently pursuing her MBA with a concentration in Healthcare Administration. Sesfel is passionate about advancing the quality of care available to rural patients and is also a mental health advocate, supporting outreach programs in the Philippines that serve young people.

In her free time, Sesfel enjoys reading non-fiction, cooking, listening to podcasts, and spending time with her nieces and nephews when she visits home in Surigao del Sur.

At BSMC since 2026

Kayla Sanders, RN

Patient Care Manager

Kayla Sanders joined Big Sandy Medical Center in the spring of 2025 as the Patient Care Manager. As a Registered Nurse, Kayla brings her clinical experience to the role while helping support quality patient care across the organization. She oversees swing bed admissions and discharges, along with a variety of other patient care and operational responsibilities.

Kayla is originally from Geraldine, Montana, and enjoys being part of a small-town community. Outside of work, she enjoys spending time outdoors, whether that means exploring, staying active, or enjoying time with her family. Most importantly, she loves spending time with her two children, Karrighan and Kohlsen, and making memories together.

At BSMC since 2025

Brittany Sherburn

Business Office Manager

Born and raised in Big Sandy, Brittany ventured away briefly before realizing the importance of family ties and returning to the community. After earning her bachelor's degree in Psychology, she began her career as a Wraparound Facilitator, then joined BSMC as the Accounts Payable Clerk and has since transitioned into her current role.

At BSMC since 2022

Lisa Genereux, RN, BSN

Social Services Coordinator & Designee

After graduating from Big Sandy High School, Lisa attended Montana State University, earning her BSN in 1989. Her career brought her to the Social Services department at BSMC in 2019. She enjoys traveling and spending time with her husband, Darin, and their three children.

At BSMC since 2019

Jessica Ophus, RN, BSN, CLC

Education Coordinator

Jessica has been a nurse for over 10 years, earning her BSN at the University of Mary in Bismarck, ND in 2012. She began her role as Education Coordinator and Marketing Director in 2022. In August 2023, she became a Certified Lactation Counselor offering services locally and to surrounding communities.

At BSMC since 2018

Lisa Sipler

Activities Coordinator

Lisa has been a member of the Big Sandy community for over twenty-five years. Starting as a CNA at age eighteen, she later became the Activity Director. Lisa finds so much joy in her job and absolutely adores the memories she continues to share with the residents. Once referred to as the cruise director of BSMC, she says she doesn't plan on jumping this ship anytime soon.

At BSMC since 1997

Anna Bold

Chairwoman · Since 2019

A 4th-generation Montanan who lives and works on the family's farm and ranch northwest of Big Sandy. Anna holds a B.S. from Montana State University and received the MSU Septemviri Award. She has served on the Big Sandy School Board, as Booster Club President, and sits on several state agricultural boards.

Ann Quinn

Secretary · Since 2019

Ann has lived in Big Sandy with her family since the late 1970s. She has been deeply involved in the community through PTA, school volunteering, playing piano for high school musical performances for 32 years, and serving on the committees for the town library and the new swimming pool.

Matt Gullickson

Board Member · Since 2025

Bio coming soon.

New Board Member

Board Member · Info Coming Soon

A new board member has been selected. Their name, photo, and full bio will be added here shortly.

Open Board Seat

Community Member · To Be Filled

Interested in helping shape the future of healthcare in Big Sandy? Board service is a meaningful way to give back to the community. Contact the BSMC office or any current board member to express your interest.