Meet Our Team
Sinan Haddad, MD
Board Certified Family Medicine, USCIS Civil Surgeon, Certified DOT Examiner, Certified MRO
Dr. Haddad is a highly skilled and compassionate board certified family medical doctor specializing in urgent care and primary care medicine. Dr. Haddad is the leading medical provider here at North Georgia Urgent Care. He has more than 20 years of experience in urgent care and family medicine and 10 years of experience in aesthetics, where he has been the director and supervisor of the weight loss center. Along with his years of experience, he is MRO and DOT certified; and a USCIS Civil Surgeon, providing immigration physicals to those who are in need.
Dr. Haddad has become a trusted healthcare provider, dedicated to delivering exceptional medical care to patients in need of immediate attention. The years of experience and training equipped Dr. Haddad with the knowledge and expertise necessary to handle a wide range of urgent medical conditions, from minor injuries to acute illnesses.
Committed to staying up-to-date with the latest advancements in medical science, Dr. Haddad actively participates in continuing education programs and regularly attends conferences and seminars. This dedication ensures that patients receive the most current and evidence-based treatments available. He enjoys training all of the providers and giving them the knowledge and tools he has acquired to ensure patients are receiving the best possible care.
Anthony Medina, PA-C
Anthony started his career in medicine in 1990 when he entered the Navy and served in the Gulf War (Desert Shield and Storm) then later in Somalia as a combat corpsman. After exiting military life, Anthony worked for 10 years in mental health hospitals in locked facilities and outpatient programs, which included working with populations such as developmentally delayed adults and emotionally disturbed children in the local school district. Later he returned to the military to serve during Operation Restore Hope and Noble Eagle in Iraq also with Marines and as a combat corpsman. After 12 years of total military service, he attended PA school at the University of Washington School of Medicine.
Anthony has been practicing medicine for 13 years here in the Atlanta area, first with Premier Immediate Care for 2 years, one year at Emory Hospital in the cardiothoracic intensive care unit, and then for the past 10 years with North Georgia Urgent Care.
He is also a father to 3 children, ages 33, 22, and 19. His hobbies include traveling, physical fitness such as running and weightlifting, cooking, painting, and drawing.
Military Merits and Awards:
Combat Action Ribbon
Joint Meritorious Unit Commendation
Navy Unit Commendation
South West Asian Ribbon with 2 bronze stars
National Defense Ribbon
Fleet Marine Force Ribbon
Good Conduct Ribbon
Armed Forces Expeditionary
Navy and Marine Corps Overseas Service
Kuwait Liberation Ribbon
Kuwait Liberation (Emirates Kuwait)
Tatiana Martinez, PA-C
Tatiana is a Board Certified Physician Assistant who joined our practice in 2021. Tatiana received her Bachelor of Science in Biochemistry and Molecular Biology from the University of Georgia. Go Dawgs! She then went on to Florida International University where she obtained her master’s in physician assistant studies.
Tatiana enjoys working in urgent care because it is fast-paced and every day is different. Her favorite thing about urgent care is performing hands-on procedures. In her free time, she enjoys being outdoors, traveling, spending time with friends and family, and working on home projects.
She also is passionate about aesthetic medicine and works as an injector at our MedSpa – Medical Aesthetics of Suwanee.