Office Hours

The office for ASL Diagnostic and Evaluation Services (ASL-DES) is typically open from 9:00 a.m. to 12:00 p.m. and 1:00 p.m. to 5:00 p.m. Monday through Friday.  ASL-DES also provides service on designated Saturdays. The majority of staff are busy daily with providing service to individuals. If you are interested in meeting with a specific staff member, an appointment is needed. 

To schedule an appointment with a specific staff member, you may contact that individual directly via email (see the Staff web page). If you are not sure who to contact, but you have a question, concern or inquiry, please send email to ASLDES@gallaudet.edu and we will respond to you as soon as possible.

ASL Diagnostic and Evaluation Services (ASL-DES)
Gallaudet University
800 Florida Avenue NE
Merrill Learning Center, 2200 
Washington, DC  20002
(202) 651-5222 (v)
(202) 250-2394 (vp)
(202) 651-5880 (fax)