Dr. Daniel Flis | ENT Doctor in San Francisco, CA

Daniel Flis

Adult and Pediatric ENT Specialist / Head and Neck Surgeon

Dr. Daniel Flis is a board-certified Otolaryngologist-Head and Neck Surgeon. He completed his residency in Otolaryngology-Head and Neck Surgery in 2015. He completed a fellowship in Head and Neck Surgical Oncology and Endoscopic Skull Base Surgery at the University of California-San Francisco in 2016.

Dr. Daniel Flis treats a wide variety of adult and pediatric disorders of the head and neck. As a fellowship-trained head and neck cancer surgeon, his expertise includes treatment of benign and malignant tumors of the thyroid, salivary glands, oral cavity, oropharynx, sinonasal tract, skin, among other conditions of the head and neck.

Post-Graduate Training

Education

Doctor of Medicine 8/2005-5/2009

Rutgers-Robert Wood Johnson Medical School Piscataway, New Jersey

Post-baccalaureate Premedicine 9/2003-5/2005

Columbia University New York, New York

Bachelor of Arts with Distinction (Comparative Literature/Japanese) 9/2000-6/2003

University of Washington Seattle, Washington
Tulane University 9/1999-5/2000 New Orleans, LA

International Studies

Aoyama Gakuin University 3/2002-3/2003 Tokyo, Japan

Research

Resident Research Project 4/2012-12/2014

Tufts University School of Medicine, Schwob Laboratory
Mentors: Dr. James Schwob, Dr. Eric Holbrook
Project goal: establish a panel of immunohistochemical antibodies to reliably distinguish Esthesioneuroblastoma from other sinonasal tumors, such as Sinonasal Undifferentiated Carcinoma and Sinonasal Malignant Melanoma using a panel of human olfactory epithelium antibodies.

Post Doctoral Research Fellow 6/2009-6/2010

Tufts University School of Medicine, Schwob Laboratory
Mentors: Dr. James Schwob, Dr. Eric Holbrook
Learned principles of stem cells, neural regeneration, and olfaction; used immunohistochemical and advanced microscopy techniques to study the basal cells and presumptive stem cells of the olfactory epithelium of rats; investigated patterning of receptor neurons in the olfactory bulb and epithelium of humans; attended seminars in the graduate programs in Cell, Molecular and Developmental Biology and Neuroscience; evaluated patients with disorders of the chemical senses.

Honors & Awards

Tufts Medical Center, Resident Award for Excellence in Research 2013
Alpha Omega Alpha 2008
Robert Wood Johnson Medical School Summer Research Fellowship 2006

Certification & Licenses

Publications

Flis DW, Burke JF, Theodosopoulos P, Aghi M, El-Sayed IH. The endoscopic buccal fat pad flap for closure of skull base defects: a report of 5 cases. World Neurosurg. 2018 Feb;110:e42-e45.
Chan AK, Benet A, Ohya J, Zhang X, Vogel TD, Flis DW, El-Sayed IH, Mummaneni PV. The endoscopic transoral approach to the craniovertebral junction: an anatomic study with a clinical example. Neurosurg Focus. 2016 Feb;40(2):E11.
Flis DW, Shah AT, Tracy JC, Heilman CB, O’Leary MO. Metastatic breast carcinoma of the jugular foramen: a rare case of Villaret’s syndrome. Head Neck. 2015. Nov 37(11)E146-9.
England, MR, Schwartz MA, Flis D, Kelly B, Wein RO. Dysphagia, Hoarseness, and a Hypopharyngeal Mass. Anesthesia & Analgesia Care Case Reports. 2014 Nov1;3(9):123-5.
Mohan, S, Flis, DW, O’Leary MA. A case of trigemino-cardiac reflex during infrastructure maxillectomy. JAMA Otolaryngology. 2014;140(6):563-564.
Dagher W, Nasr VG, Patel AK, Flis, DW, Wein RO. Forestier’s Disease: An unusual and rare cause of acute airway obstruction in the elderly. The Journal of Emergency Medicine. 2014 May;46(5):617-9.
Aulet R, Flis DW, Sillman JS. Heroin induced sensorineural hearing loss. Case Reports in Otolaryngology. 2014: 962759.
Jang W, Chen X, Flis D, Harris M, Schwob JE. Label-retaining, quiescent cells are found among the globose basal cells of olfactory epithelium. J Comp Neurol. 2014 Mar;522(4):731-49.
Flis DW, Wein RO. Nasopharyngeal Branchial Cysts – Diagnosis & Management: A Case Series. J Neurol Surg B 2013; 74(01):50-53.
Sharma A, Groblewski JC, Flis D. In reference to Wire grill brush bristle as an unusual foreign body: Report of two pediatric cases. Laryngoscope. 2013 Feb;123(2):551.

Posters & Presentations

Bay Area Resident Research Symposium. Moderator. June 3rd, 2016.
The endoscopic buccal fat pad flap for closure of skull base defects: a report of five cases. Flis DW, Benet A, El-Sayed IH. Poster. North American Skull Base Society annual meeting 2016.
Prevention of graft migration with tri-layer button fat graft: experience with 25 patients. Flis DW, Orloff M, Aghi M, Tehodosopoulos P, McDermott, M, El-Sayed IH. Presentation. North American Skull Base Society annual meeting 2016.
Metastatic breast carcinoma of the jugular foramen: a rare case of Villaret’s syndrome. Flis DW, Shah AT, Tracy JC, Heilman CB, O’Leary MO. Poster. North American Skull Base Society annual meeting 2014.
Endoscopic Management of Cholesteatoma. Presentation. New England Otolaryngology Society. Yale Medical School. December 2013. 3rd Place.
The Safety and Feasibility of Extended Endonasal Approaches to Orbital Cellulitis in Infants and Toddlers. Presentation. Flis DW, Vecchiotti MA, Scott AR. North American Skull Base Society annual meeting 2013.
Benign Pediatric Neck Masses. Grand Rounds Presentation. Tufts Medical Center-Boston Medical Center Combined Academic Curriculum. May 3, 2013.
Diagnosis and Management of Nasopharygneal Branchial Cysts. Poster. Flis DW, Wein RO. North American Skull Base Society annual meeting 2012.
Endoscopic Endonasal Pituitary Surgery: A 10-Year Experience. Poster. Flis DW, Heilman C, Rebeiz E. American Academy of Otolaryngology annual meeting 2010.
Characterization of human odorant receptor antibodies to map the human peripheral olfactory neural circuit in Alzheimer’s disease. Poster. Rickenbacher GT, Cao L, Flis DW, Camelo-Piragua SI, Schwob JE, Holbrook EH, Barnea G, Albers MW. Society for Neuroscience, 2010 meeting.

Professional Societies

Candidate Fellow, American Head and Neck Society
Fellow Member, American Academy of Otolaryngology-Head and Neck Surgery

Daniel Flis, MD