Catherine Doan Gord0n, NP-C

Certified Family Nurse Practitioner


Catherine (Callie) Doan Gordon is a certified nurse practitioner who joined the NGFM team full time in 2013.  Gordon grew up in Hayesville, North Carolina.  She is a graduate of Western Carolina University where she obtained her Bachelors of Science Nursing degree through the Honor's College with Magna Cum Laude in 2007.  She then attended North Georgia College and State University where she achieved her Masters of Science, Family Nurse Practitioner degree with High Honors in 2010.  Prior to her training as a FNP, Gordon worked as a perioperative nurse at Northside Hospital in Atlanta, Georgia and as an operating room technician at both Northside Hospital and Murphy Medical Center.  Gordon regularly impresses NGFM with her empathy and wide range of knowledge.  Gordon currently resides in Hayesville, NC with her husband and daughter.  In her spare time, Gordon enjoys reading, running, gardening, and spending time with her family.



​Our providers at North Georgia Family Medicine love being able to help people... and it shows! We have put together a healthcare team that are not only excellent clinicians, but also caring and empathetic healthcare providers.  A profound love and desire to honor God drives our team's diligence to improve the lives of those in our community.  Albeit a nail gun injury that needs suturing or blood pressure of 190/70, you'll find compassion and thoughtfulness in the care provided. NGFM takes great pleasure and pride in being able to serve.  In addition, our team practices evidence-based medicine.  You'll find that all of our providers are up to date and on top of today's clinical studies... which guarantees you excellent healthcare. 


 "Let each of you look not only to his own interests, but also to the interests of others."  Philippians 2:4

NGFM PRoviders:

Thomas Gary, MD

Crystal Gary, MD  

Joe Livingston, MD

Jonathan Lawrence, MD

David Zollinger, PA-C

Catherine Gordon, NP-C

Tiffany Boring, NP-C

Katherine Storms, NP-C

Have additional questions? Give our office a call and we will be happy to answer your questions.

706-745-9417

Ask for our HELP LINE.

David Zollinger, PA-C

Certified Physician Assistant


David Zollinger is a certified physician assistant whom joined NGFM in 2010.  Zollinger is an alumnus of the University of Florida where he obtained his Bachelors of Science in Medicine with High Honors in 1998. Though he is a native of California, he and his family comprised of his wife and two daughters, have resided in Blairsville since 2003.  Zollinger brings over 15 years of experience to NGFM with a history ranging from emergency room care to family practice and surgery.  Prior to his training as a physician assistant, Zollinger worked as both a firefighter and emergency medical technician.  This wide field of knowledge is an asset to the services that NGFM provides. Patients of Zollinger remark upon his expertise and thoroughness, as well as his bedside manner and caring personality.  

Crystal Gary, MD

Board Certified in Family Medicine


Dr. Crystal Gary is a native of Young Harris, Georgia and grew up in Union County. She attended Young Harris College, earning her Associate of Science Degree. She then transferred to North Georgia College and State University where she graduated Suma Cum Laude in 2001, majoring in chemistry and minoring in both physics and biology. Following undergraduate training, she attended Mercer University School of Medicine in Macon, Georgia where she graduated with her medical degree in 2005.  Following medical school, Dr. Crystal completed residency in 2008 at Spartanburg Center for Family Medicine at Spartanburg Regional Healthcare System. Dr. Crystal and Dr. Tommy were awarded with “Best Research” for a study of hypertension control that she and her husband performed. She was also awarded “Excellence in Pediatrics” while at Spartanburg Regional. Dr. Crystal’s professional interests include pediatric medicine as well as hypertension, diabetes, and thyroid disease.  She is board certified by the American Board of Family Medicine. 


Dr. Crystal Gary is the proud mother of three sons.  When not at the office, Dr. Crystal is busy helping with the local Cub Scouts and chasing after her three little wild boys.  She also enjoys cooking, gardening, and playing in the woods with her husband and boys.


Thomas D. Gary, MD

Board Certified in Family Medicine


Dr.  Thomas Dillard Gary is a graduate from West Georgia College with a degree in Biology and minor in Chemistry. Prior to attending medical school, he worked as a formulary chemist. He then attended Mercer University School of Medicine in Macon, Georgia where he achieved his medical degree in 2005. Following medical school, he completed residency at the Spartanburg Center for Family Medicine at Spartanburg Regional Hospital in South Carolina. Dr. Tommy  has been awarded the Obstetrics Award at SRHS, as well as “Best Research” for a study that he and his wife partnered about hypertension control. Dr. Tommy’s professional interests include geriatrics, heart failure, diabetes, hypertension, and hypercholesterolemia.  He is board certified by the American Board of Family Medicine. 


Dr. Tommy Gary is the proud father of three sons. During his free time, he can be found fishing, wrestling with his sons, or exploring the north Georgia mountains with his wife and little boys.  He is an avid fan of the Georgia Bulldogs as well as the Atlanta Braves.


Your Healthcare ProviderS

A Team You Can Trust!

Tiffany Boring, NP-C

Certified Family Nurse Practitioner


Tiffany Boring is a certified nurse practitioner who joined the NGFM team full time in 2014.  She is the primary Nurse Practitioner at NGFM's Blue Ridge office.  Boring is a native to the Copper Basin area.  She is a graduate of University of Tennessee at Chattanooga where she obtained her Bachelors of Science Nursing degree with the honor of Cum Laude in 2006.  She then attended Southern Adventist University where she achieved her Masters of Science, Family Nurse Practitioner degree in 2011.  As a nurse practitioner, Boring has practiced in both urgent care and internal medicine/ family medicine primary care settings, providing her with astute knowledge in both acute and chronic disease. Blue Ridge patients feel comfortable in the care of Boring due to not only her extensive range of knowledge but also her compassionate nature.  Prior to her training as a nurse practitioner, Boring worked as a RN in a variety of settings including hospice, hospital critical care, and the emergency department.  Boring currently resides in Ducktown, TN  with her husband and daughter.  In her spare time, Boring enjoys hiking, mountain biking, reading, and spending time with her family.  



Katherine Storms, NP-C

Certified Family Nurse Practitioner


Katherine (Katie) Storms, a certified nurse practitioner with a Doctorate in Nursing, joined the NGFM team full time in the winter of 2014.  Patients at NGFM have reaped the benefit of her gentle nature blended with her wide yet detailed range of knowledge .  A native of Palm Beach County, Florida, Storms moved to the mountains in 2004.  During 2005 she achieved her paramedic certification and then returned to school to complete her ASN at Excelsior College. Following her ASN, Storms attended Chamberlain College of Nursing to earn her BSN.  Storms then went on to achieve her MSN and Doctorate from University of South Alabama.  During these years, Storms worked in EMS, Children's Healthcare of Atlanta at Scottish Rite Emergency Department,  Northeast Georgia Medical Center CVU/open heart unit, and at Union General Hospital in both the emergency department and ICU.  Storms married her high school sweetheart, Matt, during 2006.  In 2008, Storms gave birth to their first son, Kegan.  They were blessed with a second son, Noah, in 2014.  Storms enjoys spending time with her family in her spare time.  This is often spent fishing or being involved in the local Cub Scouts. 



Joe LIvingston, md

Board Certified in Family Medicine


Dr. Joe Livingston joined the practice of NGFM in 2016 in order to help fill north Georgia's dire need for primary care physicians.  Dr. Livingston is a Cum Laude graduate from Valdosta State University where he majored in both biology and chemistry for his Bachelor of Science.  He achieved his Doctorate of Medicine from the Medical College of Georgia at Georgia Health Sciences University in Augusta, Georgia.  Dr. Livingston is a member of the American Academy of Family Physicians as well as the American College of Physicians, American Medical Association, and Wilderness Medicine. Dr. Livingston was the 2013 recipient of the Medical College of Georgia's David S. Sowell MD Scholarship as well as the 2013 recipient of the Georgia Academy of Family Physicians T.A. Sappington Award.  During his active academic career, Dr. Livingston also found time to volunteer for Medical Student Missions in Haiti, Free Clinic of Rome, and Salvation Army Homeless Clinic.  


Dr. Livingston is the proud father of both a young son and baby girl.  He enjoys spending his spare time with his family.  His other hobbies include biking, running, snowboarding, and other outdoor adventure sports. 

Blairsville Office
(706) 745-9417
123 Weaver Road,Ste A

Blue Ridge Office
(​706) 632-1155
809 East Main Street


Hiawassee Office
(​706) 896-7858
229 Chatuge Way

Jonathan lawrence, md

Board Certified in Family Medicine


Dr. Jonathan Lawrence joined the practice of NGFM in 2016 in order to help fill north Georgia's dire need for primary care physicians, especially in Hiawassee.  Dr. Lawrence received his undergraduate degree in Kinesiology from Georgia Southern University.  After spending five years working in sports medicine in Newnan, Georgia, Dr. Lawrence made the decision to attend medical school.  He graduated with his medical degree from Mercer University in 2011.  He performed two years of general surgery training prior to his family medicine training.  


Dr. Lawrence, native of metro Atlanta, is thrilled to raise his family in the friendly town of Hiawassee.  He is the proud father of toddler twin daughters and a newborn baby girl.  He enjoys traveling, cooking, and spending time with his young family.