The medical office team consists of Gail Eberharter MD, Karen Callagy PA,  Amber Warren, PA, Jean Spinazola, Emily Anglin, Meagan Omsberg LPN, Whitney Davis LPN, Rachel Cass CMA, Michelle Murray, Jennifer Small, and Bruce Rankin.

We also have several practitioners that work for and in our practice around various health and wellness disciplines. Contact Us for more information or to schedule an appointment anytime.


Gail Eberharter MD

Gail has been a family physician in Idaho since she completed the Family Practice Residency in Boise in 1985.  Her MD degree is from the University of Washington.  She is Board Certified in Medical Acupuncture and has been practicing acupuncture since 1996.  Gail was in the first group of practitioners to be certified by the Institute for Functional Medicine after a 5 year course of study.  She finds the combination of Functional Medicine and acupuncture is a powerful tool for recovering health and true prevention.  Her practice has always been holistic and integrative with Functional Medicine helping to address the root causes of chronic illness and offer meaningful prevention.

Karen Callagy, PA

Karen joined us in August of 2015.  She relocated to Idaho with her family form North Carolina.  She received her M.S. in Physician Assistant studies from the Arizona School of Health and Sciences in 2005.  She has been actively practicing and studying Functional Medicine for several years and finds great satisfaction in the success her patients attain through nutritional counseling, lifestyle changes, and appropriate supplements.  She is actively pursuing certification in Functional Medicine.  She is happily married with 3 young children.

Amber Warren, PA

Amber joined the practice in September of 2016.  She received her Masters in Physician Assistant Studies at Midwestern University in 2007.  She is actively pursuing certification in Functional Medicine.  She is passionate about nutrition and lifestyle modifications in helping patients achieve improved wellness, and in working with patients who want to pursue an active role in their health.  Amber also enjoys most anything outdoors with her husband and three boys.

Office Staff

Jean Spinazola

Jean is our Clinic Coordinator and Back Office Manager. She has a degree in Natural Resource Management, but changed gears in 2000 and started working at St. Alphonsus before coming to work with Dr. Eberharter in 2006. She tries to support the staff in whatever way is needed keeping up with the ever changing world of Functional Medicine and insurance companies.  She also is responsible for computer upkeep and substituting when needed at the front desk or as a medical assistant. She enjoys working at an office with such a great mission and the bonus of doing so with such a wonderful staff. During her spare time she enjoys gardening, biking, hiking and skiing.

Emily Anglin

Emily is our Medical Billing Manager, Front Office Manager, and New Patient Coordinator.  Emily joined us in January of 2012.  She worked at the front desk for almost two years before taking over the billing as a private contractor in 2014.  She was hired as the front desk and billing manager as an employee in January, 2016.  She has been an office manager for dental, medical, and chiropractic clinics since 2008.  She received her bachelor’s degree from the University of Idaho in Dance Pedagogy.  Emily taught dance at a liberal arts preparatory school in Seattle, WA from 2007-2010.  While in Seattle, she was a principle modern dancer for two professional modern dance companies.  Since moving back to Idaho, she has been focusing on the joys of the mountains, trail running, and racing mountain bikes with her husband.

Meagan Omsberg, LPN

Meagan works as Gail’s nurse and is also our clinic nutritionist.  She joined our practice in August of 2011.She has emergency room experience and was accepted into Idaho State Universities ADRN program as of December 2016. She is enjoying her immersion into Functional Medicine. Meagan is a gourmet cook and loves spending time with her family.

Jennifer Small

Jennifer moved to Boise from the McCall area after 14 years up in the mountains. Jennifer worked as office coordinator for St. Luke’s Integrative Medicine Clinic and has high appreciation for the mind, body and spirit connection. Jennifer will be assisting with coordinating front-end office and administrative duties within our office. She is also a certified 200-RYT yoga instructor and is excited about sharing her love of the mind, body connection by offering her yoga instruction. Jennifer’s interests include photography, poetry, sculling, skiing, yoga, biking and just about anything else under the sun.

Rachel Cass, CMA

Rachel joined FIMI in March of 2017.  She began working as a medical assistant 10 years ago in Portland, Oregon.  She has been working as an M.A. in Boise for the past 6 years.  She has experience in obgyn, family practice, and urgent care.  She enjoys volunteering at local animal shelters with her partner, Duncan, pet-sitting, and taking her dog, Sir Francis Bacon on walks in Camel’s Back Park.  When she isn’t at the office helping our patients, she is often pet-sitting at her own business, Sittin’ Pretty Pet Sitting.

Ashley Redman

Ashley joined us in September of 2017 as a Medical Assistant.  She recently moved back to Idaho after living in Salt Lake City for 2 1/2 years. She wants to raise her new son in Idaho, closer to her family. Outside of staying busy with her son, Ashley enjoys the outdoors, art, volunteering, and entertaining her 3 dogs, hedgehogs, and rabbits.

Bruce Rankin

Bruce joined the clinic after retiring from a very successful career in the Boise Fire Department as a firefighter and Division Chief of Operations.  He works behind the scenes doing the clinic accounting, payroll, taxes and overall financial organization. He is also Dr. Gail’s husband and his support is invaluable.

Other Integrative Practitioners and Helpers

Robert Spencer

Robert is a Feldenkrais® practitioner and instructor. He has been teaching and helping patients in the Boise area for over 20 years. Feldenkrais® is named for Mosche Feldenkrais who began and taught this innovative, dynamic method of improving communication between the brain, nerves and muscles. We have seen this work help people with posture, coordination, flexibility and balance. Improvement in these areas will often decrease a resistant pain or immobility problem as well as free energy for a greater sense of well being. Robert has a DVD about Feldenkrais® which we can give you and his web site is Robert also has a Masters in Clinical Psychology and is a Master Practitioner of Neuro-linguistic programming. These skills and his years of practice as a psychotherapist have made him available for coaching people through changes they would like to create in many areas of their life. Please refer to his web site for more details.


MacPhe who prefers to go by Mac, is one of the greeters at our clinic. He was rescued from the Meridian Shelter at the age of four and now is  seven years old. The shelter said he is a Cairn Terrier, though he might have a little of something else too. In his off time he likes to go for walks with his best buddy Jean and chase squirrels in his back yard.