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​About Us
Contact Us

The DIS website is an excellent resource for general information. Please utilize the search function on our website before submitting an inquiry.


Our standard response time for all email inquiries is three business days. We ask that you please not follow up by email or phone within this response window. Duplicate requests can create delays in response time. Our email address is


DIS staff is available by phone during normal operating hours (M-F 8:30 am - 4:30 pm EST). Message response times may vary, but responses are usually provided within one business day. Our phone number is 301-496-6166

Visit DIS

Document Pick-Up & Travel Signatures

You must have a scheduled appointment.

Main Bethesda campus scientists who need to pick up documents or obtain a J-1 travel signature may book an appointment via the DIS Calendar between the hours of 9:00 am to 4:00 pm.

NCI Frederick scientists may book an appointment via the DIS Frederick Calendar. A DIS Immigration Specialist will be on Frederick campus (Building 578) on Thursday afternoons between 1:00 pm to 4:00 pm. You must schedule an appointment by Tuesday at 3:45 pm of the week you would like the appointment.

Walk-in Hours:

Effective 7/27/2020, Zoom walk-in advising is available Monday-Thursday from 1:30-3:30 pm EST.

This service is available to NIH-sponsored scientists, administrators, and staff with general immigration-related questions. Do not use this service if your question will exceed 15 minutes to answer; please email to schedule an appointment instead.

During walk-in hours, use this link to join the Zoom session: When you log in, you will enter the Zoom waiting room. This service is first-come, first-served. The Immigration Specialist will meet with you as soon as s/he finishes advising other scientists.


In-person appointments are suspended until further notice. DIS is still offering appointments via phone, Skype, Microsoft Teams, and Zoom. To schedule an appointment, email 

Appointments are scheduled at least two business days in advance. If you have questions regarding a case or request submitted to DIS, please wait to be contacted by an Immigration Specialist.

Address:                                                          Service Hours:
Building 31                                                      Monday-Friday
31 Center Drive                                               8:30am to 4:30pm
Room B2B07, MSC 2028
Bethesda, MD 20892

View a map of our location: NIH campus map

Campus Access: If you do not have a valid NIH ID Badge, you must enter NIH as a visitor through the Gateway Center. Check out the NIH Visitor Information webpage for more details.

DIS Requests


To request a copy of a document DIS has on file, email Copy requests must be made in writing and contain a list of the specific document(s) needed. Your request will be processed within two weeks.


Many of the forms and documents sent to DIS on a regular basis include personally identifiable information (PII), including Change of Address forms, work authorization cards, and Form I-94 records. This kind of information, if intercepted, could be used for malicious or illegal purposes, such as identity theft or fraud.

The DIS email ( cannot receive encrypted email but can receive documents containing PII through SEFT.

When sending PII, always use a secure method of transfer such as the Secure Email and File Transfer (SEFT) Service or the DIS Case Submission SharePoint.

Revised 03/2021


DIS Info 
Service Hours:
8:30am - 4:30pm
Monday – Thursday
By 11:30am EST
Zoom Advising:
Monday – Thursday
1:30pm – 3:30pm EST
Badge Validation: