Meet our New Providers

Sarah Sowerwine - CMO, M.D.

Sarah Sowerwine, MD, is a Medicine Physician with special training and interest in Obstetrics and Maternal Child Health. She serves as the Chief Medical Office (CMO) at Heritage Health Center in Powell, Wyoming. 

Dr. Sowerwine was Chief Resident for Family Medicine Residency in Spokane Washington. She received her Medical Doctorate at the University of Washington School of Medicine WWAMI Wyoming program and her Bachelors in Cellular and Molecular Biology at the University of Montana. Sowerwine previously worked in Lander Wyoming doing Inpatient at the Hospital, Outpatient in the clinic, Obstetrics with Deliveries, and Maternal Child health. Dr. Sowerwine is a Wyoming resident who returned to Wyoming to get back to her roots and to be close to family. She believes in treating the Whole Person. Whole Families. And improving the wellness of the Whole Community. Dr. Sowerwine enjoys exploring the beautiful wilderness of Wyoming with friends and family during her free time.

Amanda Buffkin, MSN, FNP-C

Amanda Buffkin has a Masters in Nursing specializing in Family Practice from Walden University. She graduated with honors. 

For 10 years, she worked locally in critical care and emergency medicine. Buffkin, a Wyoming resident, is looking forward to giving back to our community and provide affordable care to those in need. She enjoys time with family and outdoor activities, such as: hunting, fishing, camping, snowmobiling and packing horses into the wilderness in areas surrounding Cody.

Hannah Winland, PCSW

Hannah works in Counseling & Case Management as a Provisional Clinical Social Worker (PCSW). She received her undergraduate degree from the University of Wyoming and recently graduated with her Masters degree from Walla Walla University. Hannah has experience in crisis management, case management, anxiety and depression.

Our Providers

Juanita Sapp - CMO, M.D.

Juanita Sapp, MD practices medicine and serves as the Chief Medical Office (CMO) at Heritage Health Center in Powell, Wyoming. Sapp is board certified in Internal Medicine and Hospice and Palliative Care. Dr. Sapp received her B.S. degree in Chemistry at the University of Wyoming and graduated from the Creighton University School of Medicine in 1981.

Sapp completed her internship and residency at Maricopa Medical Center in Arizona and began practicing medicine in 1984 at a community health center in Arizona.

In 2015, Sapp returned to her Wyoming roots, and joined Heritage Health Center as a medical provider and Administrator of the Big Horn Basins’ first federally-qualified community health center (FQHC). In her free time, she enjoys spending time with her family.

Dede Anders - PA-C

Diana “Dede” Anders is a Certified Physician Assistant (PA-C) with over ten years of experience in various health care settings including surgery, emergency medical care and family practice. Anders currently practices family medicine and urgent care at Heritage Health Center in Powell, WY.

An Army Veteran, Anders began her medical career as a Medical Specialist and EMT during her military service. Anders then became a Registered Nurse and worked primarily in emergency room settings for over ten years before returning to school. Anders then attended the University of North Dakota where she earned a Masters of Physician Assistant Studies and graduated with honors.

Anders is a native of Wyoming and in her spare time enjoys riding horses.

Joseph Davidson - PA-C

Joseph Davidson is a Certified Physician Assistant (PA-C) who recently returned to the Big Horn Basin where he grew up to practice family medicine.

After growing-up in Burlington, WY, Davidson received a Bachelor of Science degree from the University of Wyoming with a minor in Spanish. Davidson then attended the University of Colorado Physician Assistant Program earning his master’s degree.

In his free time Davidson enjoys playing piano and spending time outdoors including fly fishing and hiking. Davidson is glad to be working the Big Horn Basin and is happy to see Spanish speaking patients.

Heather Bales - LCSW

Heather Bales is a Licensed Clinical Social Worker (LCSW) who completed her undergraduate work at the University of Wyoming, and received her Masters degree from Walla Walla University.

A Wyoming native, Bales recently moved back to area in order to serve her home community. Bales has extensive training and experience working within the Integrated Behavioral Health setting. She is excited to be working with Heritage Health Center Providers and Staff whose philosophy is to provide affordable care that treats the whole patient, rather than only one aspect of health.

While she is not seeing patients, Bales enjoys riding horses, camping and spending time with her family.

Katy Asay - R.D.

Katy Asay, Registered Dietician (RD) received her B.S. in health and human development, foods and nutrition from MSU Bozeman. Asay completed her Dietetic Internship at Idaho State University and has been an RD since 1998.

In 2010 Asay relocated to Powell and has lived here ever since. She currently works at Heritage Health Center and is a Nutritionist for Wyoming Department of Health WIC (Women, Infants and Children) Program in Park County. Currently Asay’s professional focus is maternal and child care and diabetes education. Asay has also worked with patients in intensive care, long-term care, cardiac rehab, and with weight loss needs.

Asay is married and has one son, two daughters and three dogs, and enjoys being outdoors, playing tennis, cooking and gardening.

Wendy McAndrews - LPC

Wendy has been a Licensed Professional Counselor for over 10 years working with adults, youth and children, from ages 5 and older. She has experience working with individuals, families, and groups. Wendy specializes in grief/loss, anxiety, depression, ADHD, trauma, life changes/adjustment, parenting, and addiction/recovery. Wendy is a caring, experienced behavioral health provider.

She received a Masters of Science degree in Mental Health & Rehabilitation Counseling in 2008 and Bachelors of Science in Human Services in 2003, from Montana State University – Billings.

Wendy and her husband recently moved from Billings, Montana. She is looking forward to exploring the Big Horn Basin and getting to know the people.

At Heritage Health Center, we focus on providing Integrated Behavioral Health, which is a team approach. It is you, your medical provider, a behavioral health provider, and support staff, focusing on all aspects of your health. Appointments for medical and behavioral health can be scheduled by calling 307-764-4107.