The Team

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Cristi is a nurse practitioner working in Brevard County providing primary care since 2011. Cristi is the founder of Practitioners in Motion, PLLC, (PIM) established in 2015. PIM is a primary care practice that provides acute and chronic care management for patients in assisted and senior living communities. PIM’s primary emphasis is geriatric care. 

Cristi has been in the nursing field in Brevard County for over 25 years. Her experience in nursing has been diverse, including acute care rehabilitation, post-op surgical and trauma care, sub-acute neuro, program director of home health specialty programs, and primary care internal medicine practice. 

She obtained her postgraduate nurse practitioners education at Ball State University in Indiana. She is board certified in adult primary care. 

Cristi also worked for over 15+ years as part of the Brevard County examinee committee for the 18th judicial system. She provided professional evaluations for capacity. She continues to serve as an expert witness when called upon. She continues to be a member of the Space Coast Guardianship Association. 

Cristi also has adopted two rescue dogs that she spends much of her time with when she is not taking care of her patients. Her favorite way to relax is listening to the waves roll in at the beach. She loves spending time with friends and family when possible. 

Tami Leeberg is a board-certified Adult and Geriatric Primary Care Nurse Practitioner. Tami and her sister Cristi Leeberg, are partners at Practitioners in Motion, PLLC. This is a nurse practitioner owned and operated company. PIM is a mobile primary care practice, which means Tami will bring your medical care to you! PIM provides acute care and chronic care management for patients living in assisted living facilities in Brevard and Surrounding Counties. 

Tami was a registered nurse for 23 years prior to obtaining her practitioner’s degree.  As a registered nurse, her focus was on cardiology, internal and emergency medicine; she also was experience in oncology, neurology, and surgical services. She was the night charge nurse that created the original program for the first Alzheimer’s Community in Richmond, Indiana, Friends Fellowship. 

Since becoming a primary care provider, her focus has been on the geriatric population with a special interest in dementia patients. Tami received her Bachelor of Science degree from Indiana Wesleyan University and her Master of Science degree from Ball State University. Tami left her practice in Indiana and moved back to Florida to be near her family, and join her sister at Practitioners in Motion, PLLC in 2016. 

When not working, Tami spends time with her family and friends. She loves being outside. Boating, and just relaxing on the beach are her favorite activities.  She also enjoys traveling, listening to music and being curled up with a good book. 

Pierce Arnold MD is a board-certified Family Medicine Physician. He is a graduate of Ross University School of Medicine and began practicing primary care in 2013 near his hometown of Evansville, Indiana. In 2019 Dr Arnold moved to Brevard County and began working with Practitioners In Motion. He has special interest in geriatric care and alternative medication. Together with Practitioners In Motion, Dr Arnold is currently accepting new patients for chronic care management. 

Pierce Arnold, M.D., is proud to be one of Brevard County's newest Physicians with the most premiere mobile practice our county has to offer. He has more than seven years of experience and is a Board Certified Family Medicine Physician, graduating with his medical degree from Ross University School of Medicine in 2013. 

He recently moved here from his home town in Indiana, deciding to move to the Space Coast in 2018 with his wife and four children. His family decided to move and live their life in Brevard County due to its space programs, proximity to the beach, and all that Brevard County and Florida lifestyle has to offer. 

Dr. Arnold is passionate about medicine as he is about family. He chose to become part of Practitioners in Motion for their affordable, individualized and comprehensive care approach. Dr. Arnold and Practitioners in Motions are dedicated to bring medical care to you in the comfort of your own home when you choose! At Practitioners in Motion, you are not a patient, you are family! 

Michelle Lynn-Billings Williams, AAPRN received her RN degree in 2005, BSN degree in 2007, and graduated from South University with honors in December 2014 with her MSN. She is a board-certified Family Nurse Practitioner by the American Association of nurse practitioners (AANP) and the American Nurses Credentialing Center (AANC).

Mrs. Williams has six years years of acute cardiac experience as an APRN and over eleven years as an RN caring for acute cardiac and neurology patients. As a family NP, Mrs. Williams works autonomously and in collaboration with other healthcare professionals to deliver family-oriented care. She is committed to caring for her community by providing preventative healthcare and identifying risk factors to prevent disease. Michelle provides primary care needs and chronic disease management. 

Robert Johnson is a nurse practitioner with over 17 years of health care experience. He is a NP that is certified by the American Academy of Nurse Practitioners, graduating from the University of Cincinnati with a focus in Adult and Gerontology Primary Care.

He is an Army Veteran who served honorably as a United States Army Medic for 10 years, with experience stateside and abroad. His background also includes becoming an EMT, LPN, and RN which gave him his passion to pursue a career as a nurse practitioner. He has experience in Emergency Medicine, Intensive Care, Post Surgical Care, Neurological Care, Cardiac Care, and Medical/Surgical Care. He is a lifelong promoter of continued education, growth, health, and providing the best possible care for his patients.

As a resident of Brevard for over 28 years, he is unwavering in his pursuit to provide affordable quality healthcare to the community in which he lives and serves. When you choose Practitioners in Motion for your primary care needs, you are choosing providers that will give you individualized comprehensive health care with your best interest in their hearts. You are not a patient, you are family!  Welcome to the Practitioners in Motion, Bringing Medical Care to You!

Elaine is a 22 year nursing veteran, the last 7 of those as a Nurse practitioner board certified in Family Health through AANP. She was a late bloomer when she started on her path to becoming a nurse. She first attended St. Joseph’s Hospital College of Nursing for two years. Then she attended University of Phoenix online program to obtain her Bachelor’s of science in Nursing, while working full time. After that she went to SUNY Upstate College of Nursing in Syracuse NY for her post graduate Nurse practitioner program, graduating in 2014. She has been working mostly in primary care settings including outpatient facilities, mobile care going to homes, and even a correctional facility in NY as both a registered nurse and Nurse practitioner. She has been a member of Sigma Theta Tau, AANP, FLANP and The NPA of NY. She is duly licensed in both NY and Florida as both an RN and as an autonomous NP as she does telemedicine from time to time for mostly acute issues. 

Elaine moved from NY to Florida in August of 2020 when the time seemed to be right to get out the NY snow and cold. As well as being closer to her parents who lived in Palm Bay. She was actually born in Canada but moved to the states with her family when she was 2. And has been in the states ever since and eventually got her citizenship.   

As a family nurse practitioner, Elaine has seen all ages from birth to death but she found her niche in the older population. She treats her patients as she would want to be treated and uses some of her own experiences to assist in taking of those same patients.

During her down time, Elaine enjoys spending time with her chihuahua, Peanut, who chose her as his human. She also enjoys spending time with her family, swimming, fishing, going to the beach and seeing friends who live nearby and seeing/visiting those who don’t. She also will listen to music and you may just hear her belt out a few notes to the song, every so often. 

Gidgette Griffin is a Certified Clinical Medical Assistant with over 20 years of experience in primary care.  She graduated in 1998 with her associates Science degree as a Medical Assistant.  She started with Practitioners in Motion in May of 2015.  She enjoys time with her family, especially with her grand babies.  Her favorite activity outside of her career is walking on the beautiful beaches of Brevard in her down time.