Our Audiologists
Peter Marincovich, Ph.D., CCC-A
Owner, Director of Audiology Services – AU758
Dr. Peter Marincovich earned his graduate degree in communicative disorders from Louisiana State University, and his Ph.D., in Audiology from the University of Memphis. A Santa Rosa native, Dr. Marincovich has practiced in his hometown since 1984. Dr. Marincovich works with patients of all ages and levels of hearing loss. He is also a frequent presenter at seminars and academic conferences. His areas of special interest include the assessment of auditory and vestibular disorders, healthcare policy, hearing care solutions and delivery systems and audiology education. He holds specialized credentials in teaching the handicapped, and conducts courses at Santa Rosa Junior College.
Casey J. Smith, B.S., Au.D.
Doctor of Audiology – 4085
Casey Smith is a Doctor of Audiology who studied at The University of the Pacific. She earned her B.S in Communication Sciences and Disorders from California State University, Sacramento. She holds an active California Hearing Aid Dispensing license. Casey is from Northern California and enjoys singing with local choirs and walks with her dog. She is passionate about providing professional and well-rounded care through multiple areas of audiology.
Alondra Diaz De Leon, Au.D., CCC-A
Doctor of Audiology – 4134
Alondra Diaz de Leon, is a Doctor of Audiology who earned her degree from Pacific University of Oregon. She received her Bachelor of Science in Communication Sciences and Disorders from California State University of Sacramento and holds an active California Hearing Aid Dispensing Audiologist License. A lifelong Northern California resident, Alondra enjoys spending time with family and pets and appreciates any opportunity to be outdoors. She is passionate about improving patients’ quality of life through comprehensive, patient-centered care and offers services in both English and Spanish.
Our Clinical Staff
Lisa Dehner, CCMA-AC
Hearing Loss Support Specialist, Hearing Aid Dispenser – HA7604
Lisa Dehner received her certification in Medical Assisting from Empire College in Santa Rosa, California in 2007 and maintains state certification (clinical and administrative). In 2010 she received her Hearing Aid Dispensing License from the California Speech-Language Pathology & Audiology Hearing Aid Dispenser’s Board. She is also an active Hearing Loss Support Specialist certified by the Hearing Loss Association (HLAA). In addition, she is a current member of Hearing Healthcare Providers (HHP). Her professional interests include helping people reconnect with family and friends by obtaining maximum benefit from the latest hearing technology available and Interventional Audiology research.
Tina Afifi
Patient Care Coordinator, Hearing Loss Support Specialist, Hearing Aid Dispenser – HA7576
Tina Afifi received her Hearing Aid Dispensing License in 2009 from the California Speech-Language Pathology & Audiology Hearing Aid Dispenser’s Board. She is also an active Hearing Loss Support Specialist certified by the Hearing Loss Association (HLAA). In addition, she is a current member, in good standing, with Hearing Healthcare Providers (HHP)of California. Her professional interests focus on the newest hearing technology as well as vestibular testing which assist audiologist, physical therapist and physicians in the treatment of balance related issues.
