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Johns Hopkins Education and Research Center for Occupational Safety and Health



Full Certification: April 18-20, 2018
Re-certification: April 19, 2018

Full Certification: November 7-9, 2018
Re-certification: November 8, 2018

The purpose of this CAOHC-approved course is to provide instruction in audiometric testing through lecture and practicum experience for occupational health professionals who administer audiometric testing as required by regulations including the OSHA Hearing Conservation Amendment (29 CFR 1910.95) and the Mine Safety and Health Administration (MSHA) Health Standards for Occupational Noise Exposure 30 CFR 62


Contact Hours:
Full Certification: 20 Contact Hours through AAOHN
Recertification: 8 Contact Hours through AAOHN


Course Director:
Timothy A. Swisher, MA, CCC-A
Hearing Safety

Pittsburgh, PA

$625.00  Full Certification Course
$425.00  Recertification Course
includes course handouts, CAOHC certification application fee and examination and continental breakfast.

Johns Hopkins School of Nursing
535 N Wolfe St
Baltimore, MD 21205
Carpenter Room (1st Floor)

Directions - click here.

A list of hotels convenient to the school can be found on the Johns Hopkins Medicine website (some hotels offer a special Hopkins rate available to course participants.)


Mailing Address:
Attn: Keith Choi
Johns Hopkins Bloomberg School of Public Health
615 N. Wolfe Street, Room W7517
Baltimore, MD 21205-2179

Secure fax: 410-614-4986


CAOHC Course Approval
Successful completion of a CAOHC approved course, conducted by a CAOHC-certified Course Director, does not automatically grant Occupational Hearing Conservation certification. An application and fee must be submitted to CAOHC, who will grant certification for five years.

JHU Tuition Remission 
Full-time Johns Hopkins University faculty, staff, and eligible dependents may enroll under the terms of the Hopkins Tuition Remission Program. Registration requires the original approved JHU Tuition Remission voucher and professional development forms submitted with the course registration form. Please send Tuition Remission forms directly to Keith Choi at

Questions? Please contact:

Mary Doyle, MPH, RN, COHN-S/CM
Director of ERC Continuing Education

Keith Choi
Program Coordinator