Oliver Adunka, MD

Physician, Professor

Otolaryngology

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614-366-3687
Accepting new patients

Conditions and expertise

  • Labyrinthitis
  • Otosclerosis
  • Otolaryngology
  • Meniere Disease
  • Cholesteatoma
  • Facial Nerve Diseases

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Locations

  • Ear, Nose and Throat / Allergy

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Academics and research

Department: Otolaryngology

View my research

About

Gender
Male
Additional languages
German

Biography

As a head and neck surgeon, I provide cutting-edge, personalized care for the hearing and balance impaired. I also offer patients access to clinical trials and new treatment options.

I’m passionate about all aspects of the ear. What first interested me were the ear’s detail and small scale. Once I started treating patients with hearing loss and balance disorders, I realized how fundamental these senses are. Because of technical and surgical advances, we can now help most individuals with these conditions. Cochlear implants, in particular, can be a life-changing treatment. There is certainly room for growth, and I feel lucky to be a part of this development.

What I enjoy most about working at Ohio State is the level of commitment, which I find both remarkable and contagious. I am motivated knowing that each individual here truly cares about patients, providing excellent care and advancing medical science. I believe that this sort of passion is necessary to provide world-class patient care.

I feel lucky that I have been able to work as a physician. I think a medical license is not just a piece of paper, but a privilege, and I hope to serve my patients here at Ohio State.

In my free time, I like to play tennis, run, relax with my family and enjoy the outdoors.

Highlights

  • Director, Division of Otology/Neurotology and Cranial Base Surgery
  • Professor, Department of Otolaryngology
  • Vice Chair for Clinical Operations
  • Included in Best Doctor's in America, Patient's Choice Award
  • Board of Directors, American Cochlear Implant Alliance (ACIA)
  • Specializes in cochlear implant electrode development and hearing preservation in cochlear implantation
  • Developed technology that may allow future implants to directly monitor the function of the inner ear
  • Named to Castle Connolly's Regional Top Doctors list
  • Best Doctor in America, 2017

Conditions and expertise

  • Acoustic Tumors
  • Cerebrospinal Fluid Rhinorrhea
  • Cholesteatoma
  • Cochlear Implants
  • Facial Nerve Diseases
  • Hearing Disorders
  • Hearing Loss
  • Labyrinthitis
  • Meniere Disease
  • Otolaryngology
  • Otosclerosis
  • Skull Base Tumors
  • Stapes Surgery
  • Tympanoplasty
  • Vestibular Diseases

Locations

Please note: Not all physicians schedule patients at each listed location.

Credentials

Education

Fellowship - Neurotology
University of North Carolina at Chapel Hill, Chapel Hill, NC, United States
7/1/2005 - 6/30/2007
Residency - Otolaryngology
Institution Not Present,
7/1/2000 - 11/30/2004
Internship - Otolaryngology
Military Hospital, Benin City, Nigeria
3/15/1999 - 6/30/2000
Doctor of Medicine (MD)
Medical University Of Vienna, Vienna, Austria
9/1/1993 - 3/1/1999

Certification

  • American Board of Otolaryngology
    6/1/2014

Academics and research

My research interests include:

  • Develop monitoring strategies during cochlear implant electrode insertion using electrocochleography (ECochG) and other electrophysiologic methods.
  • Hearing preservation during adult and pediatric cochlear implantation.
  • Enhance understanding of the potential benefits of cochlear implantation in candidates with single sided deafness.
  • Various topics in the management of pediatric sensorineural hearing loss.
  • Imaging in adult and pediatric otologic disorders.
  • Intracochlear trauma following cochlear implant electrode implantation.

Research interests

  • Cochlear Implants
  • Hearing Preservation
  • Otologic Disorders

Research Projects

Electrocochleography in Cochlear ImplantationThis series of projects aims to establish the method of electrocochleography (ECochG) during and following cochlear implantation. This has been an ongoing effort since 2005 the initial goal was to establish an algorithm that would allow to monitor cochlear health during electrode insertions. This has since been realized and current projects focus on improvements to the present system as well as to explore this method for cochlear implant mapping, performance prediction, and other topics.

Utility of Residual Hearing in the Cochlear Implant Ear

This NIH funded and FDA approved clinical trial aims at establishing the potential of ECochG monitoring in cochlear implant candidates with substantial residual hearing and to determine the value of the presence and the amount of ipsilateral residual hearing on postoperative outcomes such as hearing and quality of life.

Cochlear Implantation and Single Sided Deafness

The aim of this project is to continue to enhance our understanding of the clinical parameters relevant when considering cochlear implantation in adult and children with single sided deafness.

Postoperative Imaging and Cochlear Implantation

This project aims to further establish the utility and clinical relevance of postoperative imaging in cochlear implantation.

Cochlear Implantation during Labyrinthectomy and Translabyrinthine Vestibular Schwannoma Resection

This clinical trials aims at evaluating cochlear implantation during either transmastoid labyrinthectomies or translabyrinthine approaches for small vestibular schwannomas. Both types of procedures sacrifice hearing and the patient’s options for hearing rehabilitation are typically limited to conventional CROS or BAHA devices. Cochlear implantation provides the only solution of utilizing the affected ear.

Additional Research

The research labs within the Division of Otology, Neurotology, and Cranial Base Surgery work on many other projects, including:

  • Adult and pediatric cochlear implant electrophysiology
  • Adult cochlear implant outcomes and rehabilitation
  • Cochlear implant speech processing
  • Infant speech development in various settings
  • Animal auditory physiology including age and noise related hearing loss
  • Vestibular (balance) related topics

Academic information

Department:
Otolaryngology
Division:
Otolaryngology

More about my research

Ratings and reviews

The overall patient satisfaction rating is an average of all patient responses to the six doctor communication related questions shown below from the Clinician and Group Consumer Assessment of Healthcare Providers and Systems survey. For additional information about the patient satisfaction survey, please visit our Patient Satisfaction Survey page.

The comments are submitted by patients and reflect their view and opinions. The comments are not endorsed by and do not necessarily reflect the views of Ohio State Wexner Medical Center.

183 Patient Satisfaction Reviews

4.8 out of 5 overall
  • Explains Things Carefully
    4.8 / 5
  • Listens Carefully
    4.9 / 5
  • Gives Understandable Instructions
    4.8 / 5
  • Knows My Medical History
    4.7 / 5
  • Shows Respect
    4.9 / 5
  • Time Spent Together
    4.8 / 5

Patient Comments

  • Reviewed on Oct 26, 2025

    Very good

  • Reviewed on Oct 15, 2025

    Experienced

  • Reviewed on Oct 11, 2025

    Provider spent time with me listening to my concerns.

  • Reviewed on Oct 06, 2025

    Dr Adunka is very knowledgeable and explains every procedure completely!! He genuinely cares about each patient!

  • Reviewed on Oct 04, 2025

    Dr Adunka always listens and explains if I have any questions. He is very patient and kind .

Consulting and Related Relationships

At The Ohio State University Wexner Medical Center, we support a faculty member’s research and consulting in collaboration with medical device, research and/or drug companies because a faculty member’s expertise can guide important advancements in the practice of medicine and improve patient care. In order to provide effective management of these relationships, the University requires annual disclosures from all faculty members with external interests related to their University responsibilities.

As of 11/3/2025 Dr. Adunka has reported relationships with the companies or entities listed below. If you have questions about the relationships listed below, please ask the faculty member. If you have questions about how these relationships are monitored by The Ohio State University Wexner Medical Center, please contact our Compliance Office.

  • Advanced Bionics Corporation
  • Advanced Cochlear Diagnostics

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