Medical Degree

• 2015 MD, University of Tennessee Health Science Center, Memphis, Tennessee

Residency

• Residency, General Surgery, University of Tennessee Health Science Center, Memphis, Tennessee

Fellowship

•   Fellowship, Endocrine Surgery, Medical College of Wisconsin, Milwaukee, Wisconsin

Licensure

• Tennessee State License

• Wisconsin State License

Certifications

• Thyroid Radiofrequency Ablation

• Neck Ultrasound Course

• American Board of Surgery—General

• Advanced Cardiac Life Support

• Fellow of the American College of Surgeons

Professional Associations 

• American Association of Endocrine Surgeons & American College of Surgeons

• Society of Surgical Oncologists.

Special Interests

• Endocrine Surgery Treating Disorders of Thyroid

• Parathyroid, Adrenal, and Neuroendocrine tumors

• General Surgery

Selected Publications

1. Haddad, R. I., Bischoff, L., Applewhite, M., Bernet, V., Blomain, E., Brito, M., Busaidy, N. L., Campbell, M., DeLozier, O. M., et al. (2025). NCCN Guidelines® Insights: Thyroid Carcinoma, Version 1.2025. Journal of the National Comprehensive Cancer Network, 23(7), Article e250033. doi: 10.6004/jnccn.2025.0033

2. DeLozier, O. M., & Dream, S. (2025). Indications for Parathyroidectomy in Secondary and Tertiary Hyperparathyroidism. In B. C. Stack, Jr., M. C. Singer, & D. C. Shonka, Jr. (Eds.), Medical and Surgical Treatment of Parathyroid Diseases (pp. 199–203). Springer, Cham. doi: 10.1007/978-3-031-81813-4_18

3. Aitken, G. L., DeLozier, O. M., & Dickson, P. V. (2025). Invited editorial about: Tailored surgery for medullary thyroid cancer (MTC) based on pretherapeutic basal calcitonin and intraoperative diagnosis of desmoplastic stroma reaction: A proposal for a new surgical concept. Annals of Surgical Oncology, 32(7), 4575–4577. doi: 10.1245/s10434-025-17283-z

4. Hendrick L.E., Fleming A.M., Dickson P.V., DeLozier O.M. (2023) Same day discharge after minimally invasive adrenalectomy: a national study. Surg Endosc. 37(11), 8316-8325. doi: 10.1007/s00464-023-10355-9.

5. Hendrick L.E., Fleming A.M., Sullivan J.W., Usdan L.S., Childress R.D., Oktaei H., Kode S.R., Dickson P.V., DeLozier O.M. (2024) Lithium-associated primary hyperparathyroidism:: An evaluation of screening and referral patterns in a southeastern veteran population. 175(1), 187-192. doi: 10.1016/j.surg.2023.04.069. Epub 2023 Nov 3.

6. DeLozier, O. M., Stiles, Z. E., Shibata, D., Deneve, J. L., Monroe, J., Dickson, P. V., Mathew, A., Chandler, R. G., & Behrman, S. W. (2023). Gracilis Flap Reconstruction After Proctocolectomy for Malignancy and Inflammatory Bowel Disease. The American Surgeon, 89(2), 247–254. https://doi.org/10.1177/00031348211011146

7. DeLozier, O. M., Dream, S., Findling, J. W., Rilling, W., Kidambi, S., Magill, S. B., Evans, D. B., & Wang, T. (2022). Wide Variability in Catecholamine Levels From Adrenal Venous Sampling in Primary Aldosteronism. The Journal of Surgical Research, 277, 1–6. https://doi.org/10.1016/j.jss.2022.03.016

8. DeLozier, O. M., Dream, S. Y., Findling, J. W., Carroll, T. B., Evans, D. B., & Wang, T. (2022). Selective Glucocorticoid Replacement Following Unilateral Adrenalectomy for Hypercortisolism and Primary Aldosteronism. The Journal of Clinical Endocrinology and Metabolism, 107(2), e538–e547. https://doi.org/10.1210/clinem/dgab698

9. DeLozier, O. M., Stiles, Z. E., Deschner, B. W., Drake, J. A., Deneve, J. L., Glazer, E. S., Tsao, M., Yakoub, D., & Dickson, P. V. (2021). Implications of Conversion during Attempted Minimally Invasive Adrenalectomy for Adrenocortical Carcinoma. Annals of Surgical Oncology, 28(1), 492–501. https://doi.org/10.1245/s10434-020-08824-9

10. DeLozier, O. M., & Dickson, P. V. (2020). ASO Author Reflections: Conversion During Attempted Minimally Invasive Adrenalectomy for Adrenocortical Carcinoma: A Cautionary Tale. Annals of Surgical Oncology, 27(Suppl 3), 850–851. https://doi.org/10.1245/s10434-020-08912-w

11. Deschner, B. W., Stiles, Z. E., DeLozier, O. M., Drake, J. A., Tsao, M., Glazer, E. S., Deneve, J. L., Yakoub, D., & Dickson, P. V. (2020). Critical analysis of lymph node examination in patients undergoing curative-intent resection for adrenocortical carcinoma. Journal of Surgical Oncology, 122(6), 1152–1162. https://doi.org/10.1002/jso.26138

12. Tsao, M., DeLozier, O. M., Stiles, Z. E., Magnotti, L. J., Behrman, S. W., Deneve, J. L., Glazer, E. S., Shibata, D., Yakoub, D., & Dickson, P. V. (2020). The impact of race and socioeconomic status on the presentation, management and outcomes for gastric cancer patients: Analysis from a metropolitan area in the southeast United States. Journal of Surgical Oncology, 121(3), 494–502. https://doi.org/10.1002/jso.25827