Nyssa Fox Farrell, MD

Assistant Professor
Otolaryngology—Head & Neck Surgery

Patients seen at

Ear, Nose & Throat Center
Center for Advanced Medicine

4921 Parkview Place, Suite A, Floor 11
St. Louis, MO 63110
(314) 362-7509

Ear, Nose & Throat Center
Barnes-Jewish West County Hospital

1044 N Mason Rd.
Suite L20
Creve Coeur, MO 63141
(314) 362-7509

Ear, Nose & Throat Center
Christian Hospital Northeast

11125 Dunn Road
Medical Office Building 2, Suite 201
St. Louis, MO 63136 
(314) 362-7509 

Mailing adddress

Dept. of Otolaryngology
660 S. Euclid Ave.
Campus Box 8115
St. Louis, MO 63110

Clinical interests

Dr. Farrell has completed advanced training in endoscopic sinus surgery and minimally invasive anterior skull base surgery. Her clinical practice is focused on nasal and sinus disorders with a particular interest in chronic rhinosinusitis, nasal obstruction, hereditary hemorrhagic telangiectasia, and allergy. Her research interests include clinical outcomes and quality of life for endoscopic sinus and skull base patients, with an emphasis on perioperative management.


  • BS, Chemical Engineering, University of South Carolina, SC, 2010 
  • MD, Medical University of South Carolina, 2014 
  • Residency, Otolaryngology: University of Colorado – Anschutz Medical Campus, 2019 
  • Fellowship, Advanced Rhinology and Endoscopic Skull Base: Oregon Health & Sciences University, 2020 

Licensure and board certification

  • Otolaryngology — board-eligible


  • Junior election to Alpha Omega Alpha Honor Society
  • Henry Tracy Ivy Award for the top medical school graduate 
  • American Women’s Association Glasgow-Rubin Achievement Citation for ‘women who graduate in the top ten percent of their medical school graduating class’
  • Tau Beta Pi Honor Society 

Selected publications

  1. Beswick D.M., Smith T.L., Mace J.C., Alt J.A., Farrell N.F., Ramakrishnan V.R., Schlosser R.J., Soler Z.M. Ethmoid-to-maxillary opacification ratio: a predictor of postoperative olfaction and outcomes in nasal polyposis? IFAR. 2020. Epub online. 
  2. Youssef A.S., Arnone G.D., Farrell N., Thompson J., Ramakrishnan V.R.., Gubbels S., Gadol A.A.C., Cass S., Labib M.A. The combined endoscopic endonasal far medial and open postauricular transtemporal approaches as a lesser invasive approach to the jugular foramen: Anatomical morphometric study with case illustration. Operative Neurosurg. 2020.Epub online. 
  3. Fairmont I., Farrell, N.F.,Johnson, A., Cabrera-Muffly, C. Influence of gender and racial diversity on the otolaryngology residency match.Otolaryngol Head Neck Surg.2020; 162(3):290-295. 
  4. Farrell, N.F., Kingdom, T., Getz, A.E, Lillehei, K.O., Youssef, A.S., Ramakrishnan, V.R. Development of chronic sphenoid sinusitis after sellar reconstruction with Medpor porous polyethylene implant. World Neurosurg.2019; 123: e781-786. 
  5. Farrell, N.F., Hink, E, Kingdom T.K.. Revision dacryocystorhinostomy. In: Sindwani. Endoscopic Surgery of the Orbite1. 2020. In press
  6. Farrell, N.F., Banakis Hartl, R.M., Benichoux, V., Brown, A.D., Cass, S.P., Tollin, S.J. Intracochlear measurements of interaural time and level differences conveyed by bilateral bone conduction systems. Otol Neurotol2017; 38(10):1476-1483.
  7. Banakis Hartl, R.M, Mattingly, J.K., Greene, N.T., Farrell, N.F., Gubbels, S.P., Tollin, D.J. Drill-induced cochlear injury during otologic surgery: Intracochlear pressure evidence of acoustic trauma. Otol Neurotol.2017; 38(7):938-947.
  8. Farrell, N.F.and Clary, M.S. Surgical management of phonotraumatic lesions: Current techniques. Current Otorhinolaryngology Reports. 2016; 4:149-156. 
  9. Fox, N., Xiao, C., Sood, A., Lovelace, T., Nguyen, S., Sharma, A., Day, T. The Use of Hyperbaric Oxygen for the Treatment of Radiation Induced Xerostomia: A Systematic Review. Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology2015;120(1):22-28. 
  10. Psaltis, A., Overton, L., Thomas III, W., Fox, N., Banks, C., Schlosser, R. Differences in skull base thickness in patients with spontaneous cerebrospinal fluid leaks. Am J Rhinol Allergy2014; 28(1):73-79. 
  11. Illing, E,  Schlosser, R., Palmer, J., Cure, J, Fox, N., Woodworth, B. Spontaneous sphenoid lateral recess CSF leaks arise from intracranial hypertension not Sternberg’s canal. Int Forum Allergy Rhinol.2014; 4(3):246-250. 
  12. Gerry, D., Fox, N., Lentsch, E. Liposarcoma of the head and neck: An analysis of 318 cases with comparison to non-head and neck sites. Head and Neck2014; 36(3):393-400. 
  13. Lovelace, T., Fox, N., Sood, A., Nguyen, S., Day, T. Management of radiotherapy-induced salivary hypofunction and consequent xerostomia in patients with oral or head and neck cancer: meta-analysis and literature review. Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology. 2014;117(5):595-607. 
  14. Sood, A., Fox, N., O’Connell, B., Lovelace, T., Nguyen, S., Sharma, A., Day, T. Salivary gland transfer to prevent radiation-induced xerostomia: A systematic review and meta-analysis. Oral Oncology- Head and Neck Oncology.2014; 50(2):77-83.