Welcome to 

ACENTA offers the most comprehensive Ear, Nose, Throat, Allergy and Audiological services in the Northwest Arkansas and Eastern Oklahoma region.  Dr. Marsh and staff provide state-of-the-art healthcare services that are responsive to the individual needs of each patient. We offer appointment times that are as flexible as possible to accommodate our patients’ busy schedules.  We accept most major insurances. Our office is open Monday through Friday from 8 AM to 5 PM.

His peers have chosen Dr. Marsh as one of the Best Doctors in  America. Dr. Marsh is the only fellowship trained Otolaryngologist (ENT doctor) in the western half of Arkansas. He has fellowship training in otology/neurotology (treatment of rare and difficult to treat ear diseases).  With numerous publications in his resume, he has recently completed a chapter “Extended Lateral Skull Base Surgery” for the 2015 6th edition of Cummings Otolaryngology Head and Neck Surgery, the textbook other ENT doctors go to for reference.  In addition to providing the first cochlear implant program and skull base program (treatment of acoustic neuromas and other tumors involving the skull base) to our region two decades ago, Dr. Marsh he continued to provide firsts for our region.

ACENTA is at our new location of 7805 Phoenix Ave. in Fort Smith, AR. Call us at 479-242-4220

Service Highlights

Entellus BalloonBalloon Sinus Dilation:  Do you suffer from chronic and recurrent sinusitis?  This new, minimally invasive procedure can expand sinus opening and drainage pathways in order to aid drainage and promote healing. Click here to learn more about this new technology.  
Click on the logos below to watch videos about these procdedures.

Girl recieving SLITSublingual Immunotherapy (SLIT): Instead of painful allergy shots and weekly office visits, you can now get long-term allergy relief simply by putting a few drops under your tongue three times a day. This safe and effective treatment is now available at ACENTA.


Cochlear implantCochlear Implant:  A cochlear implant is an electronic device that essentially replaces the cochlea (inner ear organ of hearing) by performing the task of the damaged or absent hair cells, which is toprovide electrical stimulation to nerve fibers in the cochlea.  ACENTA provides one of the top cochlear implant programs in Arkansas.  Click here to learn more about our cochlear implant program.

A picture of hearing aidsHearing Aids:  At ACENTA, our audiologists offer an exceptionally wide range of hearing aids to meet individual needs, from very basic technology to the most advanced digital solutions. These options sweep the full price range from the most economical – even reconditioned – to top of the line premium instruments.