Loretta J. Coltharp, Au.D., CCCA

PROFESSIONAL SUMMARY:  Dr. Coltharp - Professional Audiological Services

  • Highly skilled career professional with 30 years practical experience in private practice, school, hospital, Otolaryngology office, home health, skilled nursing facility, federal correctional facility and business and industrial environments.
  • Established the first female private audiological practice in Memphis, Tennessee.
  • Established the first national Hearing Conservation Program for FedEx Corporation.
  • Established the first audiology department for the Shelby County School system in 1986.
  • Established the first audiology departments in three area hospitals



Doctor of Audiology, 2005dr. coltharp
Salus University, Pennsylvania
Master of Arts in Audiology, 1981, University of Memphis
Bachelor of Science in Speech Pathology & Audiology, 1979, University of Tennessee


Professional Audiological Services      

Owner of a private practice since 1983.   Services include diagnostic, therapeutic, educational and administrative audiology. Clinical experience includes comprehensive audiometric evaluation for all ages, auditory evoked response testing, hearing aid evaluations and dispensing, aural rehabilitation, and educational audiology.  Her forensic audiology expertise lies in the areas of hearing conservation program development, management and consultation as well as litigation experience.  She has extensive lecturing experience in the areas of pediatric and geriatric audiology, billing and coding for audiologists and speech pathologists and educational audiology.  She continues to be the sole audiologist for Shelby County Schools. The practice also serves as an off-site clinical site for doctoral audiology students from the University of Memphis.


Member, Academy of Doctors of Audiology
Fellow, American Academy of Audiology
Member, American Speech & Hearing Association
Member, Educational Audiology Association
Member, Tennessee Speech and Hearing Association
Off –Site Supervisor, University of Memphis, Audiology Department

Nannette L. Wortham, B.S., COHC

Clinic Director

Ms. Wortham has over 10 years of professional experience with both pediatric and adult hearing aid fittings.  However, she has a lifetime of experience Ms. Wortham - Professional Audiological Servicesin dealing with hearing loss since both she and her twin sister were born with bilateral hearing loss.  She was first introduced to Professional Audiological Services as a child where she was fit with hearing aids.

Her love for animals resulted in a Bachelor’s of Science Degree in Animal Science (2000) from the University of Tennessee at Martin. However, her personal experience with hearing loss and her strong desire to help others drew her to the field of audiology. She has played a major role in the growth of PAS, Inc.  Her expert skills and abilities in technology, management and patient care are a significant asset.  In addition, she is also the Clinic Director for PAS.

Ms. Wortham has refused to allow hearing loss to hinder her love of life. She enjoys barrel racing her four horses and is a member of the National Barrel Horse Association. She has also qualified for the World Championships for the NBHA at least four times.  She is a dedicated member of her church where she is a fellowship leader, participates in musical/drama events and sings in the choir.