Dr. Frank Calcagno, a graduate of Oregon Health and Science University, joined the practice in 1999 after completing his residency in Pediatrics at Kaiser Permanente in Oakland, California. Dr. Frank takes a preventative care approach to treating his patients. This type of care was paramount in Calcagno Pediatrics being awarded the Immunization Provider Award by the Oregon Partnership to Immunize Children. Currently, Dr. Frank serves as director on the local hospital Medical Executive Committee Board as Chair of the Pediatrics and OB/GYN divisions. He is a consulting and advising Pediatrician for a parenting website and has appeared on a Discovery Channel program.

Dr. Katherine Long is a board certified Pediatrician, who joined our practice in 2008. Dr. Long attended the Medical College of Georgia in Augusta, GA. She completed her residency in 2004 at West Virginia University’s Women’s and Children’s Hospital in Charleston. She has three wonderful children and enjoys being outdoors and hiking together with them. Dr. Long believes that collaborative care is the key to helping patients in their health goals.


Julia Mason M.S. M.D. is a board certified pediatrician with a Master's Degree in Nutritional Sciences. She was born and raised in Illinois, where she attended medical school and graduate school at the University of Illinois. She completed her residency in 1997 at Childrens Hospital Los Angeles and then worked in San Francisco prior to moving to Wisconsin. She worked as both a hospitalist and a general pediatrician in Wisconsin for over a dozen years. Dr. Julia is an avid gardener and urban farmer with a deep and abiding interest in good healthy food.  She thinks the best food is food you make yourself, and is teaching her two daughters to garden and cook. Dr. Julia believes in a collaborative approach to medicine, involving parents in their childrens' health care decisions. 


Dr. Katherine Swearingin is a board certified pediatrician, who recently joined our team. Dr. Swearingin attended the Loma Linda University School of Medicine in California. She completed her residency in 2014 at University Hospitals Rainbow Babies and Children’s Hospital in Ohio. Dr. Swearingin first practiced in Ohio before moving back to her home state of Oregon in 2017. She has an interest in sports medicine and musculoskeletal injuries and healing. Dr. Swearingin also has a special interest in newborn medicine and takes joy in helping first-time parents in their newest endeavor.

Pediatric Nurse Practitioners Naturopathic Physicians


Lydia Schosnig is a board certified Pediatric Nurse Practitioner. She received her Bachelors of Science in Nursing in 1988. She went on to obtain her Masters in 1990 and then obtained years of experience in the Portland metro area as a pediatric nurse practitioner prior to joining Calcagno Pediatrics. She has a special interest in mental health management and is continuing to seek further education in this. She believes that high quality, compassionate and timely care is the best way to serve patients. She brings a breadth of experience to Calcagno Pediatrics.

Dr. Sydmarie Bisenius is a board certified primary care naturopathic physician. She grew up in Maryland and Louisiana and obtained her medical training at the National College of Natural Medicine in Portland, Oregon with a residency in Seattle, Washington. She is a general care practitioner, with a focus in pediatric development, behavior and gastrointestinal health.                                  Dr. Bisenius blends naturopathic principles with cutting-edge research to provide high quality, effective primary care for her patients. Serving others is important to her including volunteering with Natural Doctors International and providing medical resources to the communities in Nicaragua. She believes each patient is unique and she strives to offer treatment options that fit the physical, mental and emotional needs of each individual.