---
title: "Quick Reference"
url: "https://kb-dc.credentia.com/en/article/quick-reference"
language: "en"
last_updated: "2026-08-13T17:26:23.724Z"
---

# Quick Reference

Quick reference guide for essential information on the District of Columbia nursing assistant certification exam

### Credentia Registration and Scheduling Services

1025 Greenwood Blvd.   
Suite 401   
Lake Mary, FL 32746 

Hours of Operation:  
Mon. – Fri. 8:00 a.m. – 11:00 p.m.   
Saturday: 8:00 a.m. - 5:00 p.m.   
Sunday 10:00 a.m. - 4:00 p.m.   
(Eastern Time Zone)

### Create or Log into your Credentia account to:

-   Change your current address and phone number. 
-   Submit Correction Form to update name, date of birth or social security number before your exam has been scheduled. 
-   Obtain and submit an Examination Testing Application. 
-   Check Testing Application status. 
-   Find test centers and availability. 
-   Schedule, reschedule or cancel an examination.
-   View exam details such as examination type, scheduled time, date, and location. 
-   View Score report. 
-   Submit and review a Grievance application for completed examination. 
-   Submit an excused absence application.

### Contact Customer Service when:

-   Problem occurs when creating Credentia Account.
-   Did not receive activation link. 
-   Problem occurs when applying an assigned voucher code. 
-   Testing Application Issue. 
-   Received an error message when scheduling examination. 
-   Score report not viewable in Credentia after 24 hours. 
-   Call 888-204-6249.

### District of Columbia Department of Health

Board of Nursing   
899 North Capitol Street, NE                                                                                                                                                                                     Suite 200  
Washington, DC 20002  
(877) 672-2174 

Web center: [http://dchealth.dc.gov/bon](http://dchealth.dc.gov/bon)  
Email: [bon.dc@dc.gov](mailto:bon.dc@dc.gov) 

Hours of Operation:   
Monday through Friday 8:15 a.m. – 4:30 p.m.   
(Eastern Standard Time).

### Go to the Board of Nursing Web Center ([http://dchealth.dc.gov/bon](http://dchealth.dc.gov/bon)) to:

-   View or download the Home Health Aide Candidate Handbook.
-   Download HHA Certification Application.
-   Download a copy of District of Columbia Home Health Regulations.
-   Clarify information about the HHA Registry.
-   Change your current address or name once you are on the HHA Registry. 
-   Obtain information on continued certification on the HHA Registry.

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