Ear, Nose & Throat Associates of Johnstown |


Ear, Nose and Throat Associates is a medical practice that provides comprehensive services for disorders of the ear, nose and throat, hearing loss, tinnitus, balance disorders and allergies.

These services are provided at our two locations:  

348 Budfield Street                          101 W. Main Street, Suite 301

Johnstown, PA 15904                      Somerset, PA 15501

(814) 262-3950                                 (814) 443-4500 

Our Audiology staff consists of four Doctors of Audiology who are licensed in the state of Pennsylvania:  

MaryLou Astorino, Au.D.               Amy Greer, Au.D.               Suzanne Petrore, Au.D.               Suzanne Schilli, Au.D.

  • Board certified by the American Board of Audiology
  • Comprehensive hearing evaluation for children and adults
  • Evaluation for dizziness and balance disorders
  • Tinnitus management
  • Hearing aid services for children and adults
  • Assistive hearing devices

Carrie George is the Audiology Administrative Assistant and works in the Johnstown office. She coordinates services in the department.


There are four Otolaryngologist in the practice:

David R. Rogerson, M.D.      David C Armstrong, M.D.                   Kristin C. Brant, M.D.           Allison C Harbart, M.D.

  • Board certified in adult and pediatric disease of the ear, nose and throat.
  • Ear, nose and throat surgery
  • Head and neck surgery
  • Endoscopic sinus surgery
  • Laser surgery
  • Allergy testing and treatment
  • Dizziness and Balance disorders
  • Snoring and sleep disorders


Allergy services are provided in our Johnstown and Somerset offices. There are six registered nurse who specialize in allergy testing and immuno-therapy for treating allergy patients.

Debra Islamoff, R.N.        Terri Seth, R.N.        Sally Brandt, R.N.       

Carissa Penatzer, R.N.     Renee Hochrein, R.N.    Linda Pyo, R.N.

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