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Charley Coleman Della Santina, MD PhD
- Director, Johns Hopkins Cochlear Implant Center
- Professor of Otolaryngology-Head and Neck Surgery
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Deepa J. Galaiya, MD
- Associate Residency Program Co-Director
- Assistant Professor of Otolaryngology-Head and Neck Surgery
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Carolyn M. Jenks, MD
- Associate Residency Program Co-Director
- Assistant Professor of Otolaryngology-Head and Neck Surgery
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Frank Lin, MD PhD
- Director, Cochlear Center for Hearing and Public Health, Johns Hopkins Bloomberg School of Public Health
- Professor of Otolaryngology-Head and Neck Surgery
Cochlear Implant Specialists
Cochlear Implant Surgeons
Audiologists
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Steve P. Bowditch, AUD
- Audiologist
- Associate Professor of Clinical Otolaryngology-Head and Neck Surgery
Speech Language Pathology / Rehabilitation Therapy
Administration
Brandon Chhon
MOC/Administrative assistant
![](/-/media/otolaryngology/images/team/doctor-default.gif?h=150&iar=0&w=120&hash=62B3E78EF312B869AC80C2BBDFB13B64)
Nurse Practitioners
Barbara Gottschalk, M.S.N., C.R.N.P.
Certifications: American Nurse Credentialing Center Adult Nurse Practitioner, American College of Nurse Midwives
Clinical Interests: Otology and Cochlear implants
Location: The Johns Hopkins Hospital
![Barbara Gottschalk, MSN, CRNP](/-/media/otolaryngology/images/team/gottschalk.jpg?h=225&iar=0&w=161&hash=DDE55BB3A9B5EFB9C64252BE2C9CAA20)
Rachel Hisim, M.S.N., A.G.P.C.N.P. -B.C
![Rachel Hisim, MSN, CRNP](/-/media/otolaryngology/images/audiology/hisim-rachel-440-2.jpg?h=2520&iar=0&w=1733&hash=DC29D56A9FC038817E77A0E13967AF80)