James A. Walker, MD
Dr. James Walker, MD. is a trauma, burn, and acute care surgeon at Grady. He cares for patients with serious injuries, severe burns, and other conditions that require emergency surgery or intensive care.
Dr. Walker earned his medical degree from the Medical College of Georgia and completed his general surgery residency at UT Southwestern Medical Center. He then completed advanced fellowship training in trauma and surgical critical care at Emory University School of Medicine and Grady.
In addition to caring for patients, Dr. Walker is committed to improving access to trauma and burn care across Georgia, especially in rural communities. His work includes developing telehealth programs and providing trauma education to healthcare professionals in rural areas.
Dr. Walker also conducts research focused on patients who experience both traumatic injuries and burns, with the goal of improving treatment and recovery for these complex injuries.
Board Certifications
American Board of Surgery
Affiliations
Emory
Education & Training
- Medical School: Medical College of Georgia
- Residency: University of Texas - Southwestern Medical Center
Fellowships
Emory University School of Medicine
Locations and Directions
Grady Memorial Hospital
OPEN 24 HOURS
Visiting hours are from 8 a.m. – 10:30 p.m. daily
Publications
- Coordinated post-transcriptional regulation facilitates PD-L1 protein production and tumor immune suppression.
Chen R, Rajasekaran S, Xing X, Zhang Q, Steele SM, Wang R, Babuharisankar AP, Lee JW, Storts H, Fernandez F, Guerra-Solano M, Kumar V, Keane SC, Walker JA, Wang JJ, Miles WO
Cancer letters. 2026;
PMID: 41936857 - Pleistocene Sea-Level Fluctuation Shapes Archipelago-Wide Population Structure in the Critically Endangered Lord Howe Island Cockroach .
Adams MWD, Ewart KM, Carlile N, Rose HA, Walker JA, Hutton I, Ho SYW, Lo N
Ecology and evolution. 2026;16(3):e72760.
PMID: 41777358 - DICER1 dysregulation triggers reprogramming of a specific miRNA subset, promotes mesenchymal cell fates and slows TNBC tumorigenic phenotypes.
Koshre G, Khan M, Rajasekaran S, Manning AL, Walker JA, Miles WO
Non-coding RNA research. 2026;
PMID: 41675577 - Neurofibromatosis Type 1 and the Search for Effective Tumor Therapies Using High-Throughput Drug Screening.
Bouley SJ, Housden BE, Walker JA
Current oncology (Toronto, Ont.). 2025;
PMID: 41294711 - Island Syndrome in the Critically Endangered Lord Howe Island Cockroach .
Coady SK, Adams MWD, Rose HA, Walker JA, Hutton I, Gloag R, Lo N
Ecology and evolution. 2025;15(11):e72402.
PMID: 41195333 - Development of a Novel Biomarker Platform for Profiling Key Protein-Protein Interactions to Predict the Efficacy of BH3-Mimetic Drugs.
Kinloch AJ, Rahman F, Karakas B, Shahid M, Lim B, Bouley SJ, Walker JA, Lee EF, Fairlie WD, Kelly KR, Cardone MH
Cancers. 2025;
PMID: 40507334 - High-content microscopy and machine learning characterize a cell morphology signature of genotype in Schwann cells.
Tomkinson J, Mattson C, Mattson-Hoss M, Sarnoff H, Bouley SJ, Walker JA, Way GP
bioRxiv : the preprint server for biology. 2025;
PMID: 40291747 - Identifying links between cardiovascular disease and insomnia by modeling genes from a pleiotropic locus.
Abou Daya F, Mandigo T, Ober L, Patel D, Maher M, Math S, Tchio C, Walker JA, Saxena R, Melkani GC
Disease models & mechanisms. 2025;
PMID: 40176577 - Cognition and behavior in neurofibromatosis type 1: report and perspective from the Cognition and Behavior in NF1 (CABIN) Task Force.
Gutmann DH, Anastasaki C, Gupta A, Hou Y, Morris SM, Payne JM, Raber J, Tomchik SM, Van Aelst L, Walker JA, Yohay KH,
Genes & development. 2025;39(9-10):541-554.
PMID: 40127956 - Proteomic Profiling of Medullary Thyroid Cancer Identifies CAPN1 as a Key Regulator of NF1 and RET Fueled Growth.
Khan E, Hylton H, Rajan N, Bouley SJ, Siddiqui JK, Rajasekaran S, Koshre GR, Storts H, Valenciaga A, Khan M, Liyanarachchi S, Fernandez F, Zheng X, Phay J, Dedhia PH, Wang J, Walker JA, Ringel MD, Miles WO
Thyroid : official journal of the American Thyroid Association. 2025;35(2):177-187.
PMID: 39868924
PLANNING
PREPARING FOR YOUR VISIT
Whether you’re a patient or you’re visiting one, a little planning beforehand can make your visit to Grady easier and more comfortable. Here, you’ll find everything you need to prepare for your visit, including an appointment checklist, admissions information, dining options, and much more.