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Speech Pathology Staff

Speech Pathology Staff

Speech-Language Pathology

 Pam Hosterman

Pam Hosterman, M.S. CCC-SLP
Director of Speech-Language Pathology

Credentials: Ms. Hosterman has been with the Speech & Hearing Center since 1984. She obtained her bachelor’s degree at Penn State University and her master’s degree at Southern Illinois University at Edwardsville. She is also licensed to practice in both Tennessee and Georgia.

Other/Outside Organizations: A member of The American Speech and Hearing Association (ASHA), she is also a certified dispenser for SpeechEasy®, an anti-dysfluency devise.

Hobbies/Interests: Ms. Hosterman believes that a child’s development of communication skills is crucial for building strong self-confidence, and as a child’s self-esteem is stimulated, he/she can further challenge himself/herself to learn and grow into a strong adult. Ms. Hosterman also enjoys instructing and encouraging parents how to work with their children so they can provide the stimulation and opportunities to further help their child meet his/her learning potential.


Carla Wiksell

Carla Wiksell, M.S. CCC-SLP
Senior Speech-Language Pathologist

Credentials: Ms. Wiksell has been with the Speech & Hearing Center since 1991. Prior to moving to Chattanooga, she was a Speech-Language Pathologist for the Bardstown City School System in Bardstown, Kentucky, for five years. She received her master’s degree in Speech-Language Pathology from the University of Tennessee at Knoxville and her undergraduate degree in Communication Disorders from Murray State University

Other/Outside Organizations: She is a certified dispenser for SpeechEasy®, a member of ASHA, and holds licenses to practice speech pathology in both Tennessee and Georgia. Additionally, Ms. Wiksell is a board member for LifeLine, a community organization that assists families with special needs children.

Hobbies/Interests: Ms. Wiksell provides diagnostic and therapeutic speech-language services, and also coordinates the Center's Community Screening Program, which provides hearing and speech screenings on-site at daycares, preschools, and private schools.


Kelli Ellis, M.S. CCC-SLP, LSLS Cert AVT

Speech-Language Pathologist

Credentials: Kelli earned her Master’s degree in Speech-Language Pathology from Auburn University. She started her journey toward Auditory-Verbal Therapy as a teacher for children with hearing loss in an oral resource classroom. Kelli Ellis is a Speech-Language Pathologist and Certified Auditory-Verbal Therapist and joined the Speech and Hearing Center in June 2015.

Other/Outside Organizations: In 2008, Kelli joined the cochlear implant team at the HEAR Center at Children’s of Alabama in Birmingham, where she served for almost 6 years. She became certified in Auditory-Verbal Therapy in 2011 and has been a member of ASHA since 2002.

Hobbies/Interests: Kelli has worked with children in early intervention settings, schools and outpatient clinics for over 14 years.


Maribel Lagunas 

Maribel Lagunas, CCC-SLP
Speech-Language Pathologist,

Credentials: Maribel graduated from University of Montivallo with a Bachelor of Science and a Master of Science in Speech-Language Pathology.

Other/Outside Organizations: Maribel is working with speech pathology patients with a variety of diagnoses and goals. She works both in the school setting, community screenings and in house therapeutic services.

Hobbies/Interests: As a native Spanish speaker, Maribel has made it her focus to treat the Latino population. She feels coming from a large family and knowing firsthand about the obstacle of the language barrier makes her an ideal match to help families in our community who are struggling with speech and hearing challenges.


Meredith Harper

Meredith Harper 


Credentials: Meredith graduated from the University of South Carolina with a Master’s degree in Speech-Language Pathology in 2010.  She took additional courses and received additional clinical experience in Auditory Verbal Therapy by participating in the AVT Track there.

Other/Outside Organizations:  She worked for Fulton County Schools in Atlanta, Georgia during the first seven years of her career.  She worked with children in kindergarten through eighth grade with a variety of diagnoses and disorders. Housed at her schools was the Deaf/Hard of Hearing programs for Fulton County which she enjoyed working with.

Hobbies/Interests: Meredith moved to Chattanooga in 2017 with her husband so that he could complete the CRNA program at UTC.  She also has a two year old son named Zachary.  During her free time Meredith enjoys hiking and spending time with her family.