Gregory T. Swingle, Au.D.

Doctor of Audiology

Gregory T. Swingle, Au.D., is a native of Southern Arizona and has focused his career on improving the hearing in our state. After obtaining his Bachelors degree and Audiology Doctoral degree he completed an externship at the Washington DC VA Medical Center. Dr. Swingle then returned to Arizona where he worked as a dispensing audiologist in Phoenix prior to joining Arizona Hearing Specialists.

His credentials include:

  • Doctor of Audiology, University of Arizona
  • Bachelor of Science (Speech, Language, & Hearing Sciences), University of Arizona
  • Licensed Dispensing Audiologist in the State of Arizona
  • Fellow of the American Academy of Audiology
  • Member of the American Auditory Society
  • Member of the American Speech-Language-Hearing Association
  • Extensive continuing education hours yearly




Kristi P. Hesse, Au.D.

Doctor of Audiology

Dr. Kristi Hesse received both her Bachelor’s and Master’s degrees in Speech and Hearing Sciences from the University of Arizona and received her Doctorate of Audiology from the Pennsylvania College of Optometry, School of Audiology. She spent the last year of her graduate degree program with Arizona Hearing Specialists as a student intern. Dr. Hesse worked here four years before leaving in 2006 to take a Clinical Professorship at the University of Arizona.  After a wonderful experience at the university she is pleased to return. It is Kristi’s goal to provide the best personalized hearing healthcare services to all individuals.

Her credentials include:

  • Doctor of Audiology
  • Licensed Dispensing Audiologist in the State of Arizona
  • Member of the American Speech-Language-Hearing Association
  • Extensive continuing education hours yearly




Nick Ramirez, Au.D.

Doctor of Audiology

Dr. Nick Ramirez, a proud Arizona native, has been part of the Southern Arizona community for the past 30 years. He received his Au.D. from the University of Arizona and remains a loyal Wildcat fan through thick and thin. Dr. Ramirez is passionate about patient care. He believes that communication through good hearing is the key to good relationships. Family involvement and support are critical factors in the rehabilitation process, in conjunction with hearing aids and assistive listening devices. His areas of interest include diagnostic audiology, hearing aid technology, tinnitus management, cochlear implant candidacy/mapping, and aural rehabilitation. Dr. Ramirez is known for his quality service and compassion for his patients.

Dr. Ramirez lives in Tucson and enjoys providing hearing assistance to all of Southern Arizona. “Growing up, I had personal experience with how hearing loss can isolate someone from friends and family,” he says. “Knowing that I can help people reconnect and be able to enjoy social situations again is why I love what I do. I love getting to know each and every patient, and working with them to find a customized treatment plan to meet their needs.”

His credentials include:

  • Doctor of Audiology, University of Arizona
  • Bachelor of Science; speech, language, and hearing sciences; University of Arizona
  • Licensed Dispensing Audiologist, Arizona
  • Member of the American Academy of Audiology
  • Member of the American Speech-Language-Hearing Association
  • Extensive yearly continuing-education hours




John Cobb, Au.D.

Doctor of Audiology

Tucson native Dr. John Cobb, comes with a wealth of audiology experience. The Rincon High School graduate received his Bachelor’s and Master’s degrees in Audiology from the University of Arizona. He served as the Coordinator of Audiology at the University of Texas Medical Branch in Galveston from 1975-79, and then was the Director of COBB Audiology & Hearing Aid Center in Fort Worth, TX from 1979 until 2009. Dr. Cobb practices what he preaches – he wears hearing devices as a result of what he describes as a “music-induced hearing loss.”

His credentials include:

  • Doctor of Audiology, Arizona School of Health Sciences
  • Masters of Science, University of Arizona
  • Licensed Dispensing Audiologist, Arizona Hearing Specialists
  • Director of COBB Audiology & Hearing Aid Center, Fort Worth, TX
  • Coordinator of Audiology, University of Texas Medical Branch, Galveston, TX
  • Member – American Speech – Language – Hearing Association
  • Fellow – American Academy of Audiology




Cheri Oswant, Au.D.

Doctor of Audiology

Cheri Oswant, Au.D., has over 30 years’ experience in the field of Audiology. Her roots are in Pennsylvania. She attended The Pennsylvania State University where she received her Bachelor’s and Master’s degrees in Communication Disorders. She received her Doctorate of Audiology from the Pennsylvania College of Optometry, School of Audiology. Dr. Oswant has had a vast and varied career, working in both clinical settings as well as spending time on the manufacturer’s side of the business.

The effects of hearing loss are personal for Dr. Oswant. She understands the frustration and family dynamics that take place when someone has hearing loss. Her goal is to educate her patients and their families regarding their hearing loss and to help minimize the effects they may experience in their daily living situations. Her goal is to make life simpler and less stressful, where hearing is not the main concern.

Dr. Oswant is relatively new to Tucson and joins Arizona Hearing Specialists after spending over a year at Banner University Medical Center, where she worked primarily at the North Hills location before her department was closed.

Her credentials include:

  • Doctor of Audiology, Pennsylvania College of Optometry, School of Audiology
  • Licensed Dispensing Audiologist, Arizona
  • Member – American Speech-Language-Hearing Association
  • Extensive continuing education hours yearly




Janis Wolfe Gasch, Au.D.

Doctor of Audiology | Founder

Dr. Janis Wolfe Gasch, Au.D., founded Arizona Hearing Specialists in 1981. During her tenure as Founding Director, her leadership provided a long history of improving the lives of patients through better hearing. Her tireless dedication continues to this day, reflected in the many awards she has received for her community work and membership in numerous audiology organizations, including:

  • American Academy of Audiology “Humanitarian of the Year” (2003) for her work with the St. Andrew’s Children’s Clinic in Nogales, AZ
  • Recipient – YWCA Woman On The Move award
  • Distinguished Alumna (2005) – University of Arizona Department of Speech and Hearing Sciences
  • Fellow – American Academy of Audiology
  • Member – American Speech-Language-Hearing Association
  • Certificate of Clinical Competence/Audiology – American Speech-Language-Hearing Association
  • Past President – Arizona Speech-Language-Hearing Association

Dr. Gasch has involved her entire staff in volunteering their time monthly to the St. Andrew’s Children’s Clinic in Nogales to donate and fit hearing aids to children with hearing loss; and by sponsoring their Annual Donation Drive to collect gently-used clothing, coats, blankets, diapers and toys for the children and families who attend the Clinic.