Welcome back to the Mind Your Data Series, the training series focused on improving data quality one element at a time.

 

DATA NEWSLETTER: DUPLICATE PROFILES

One of the easiest ways to improve data quality in HMIS is to perform a thorough participant search before creating a new profile. Taking a few extra moments to search carefully can prevent duplicate participant records, reduce data cleanup efforts, and ensure participants receive coordinated services across providers.


Why It Matters - Creating a duplicate client profile can lead to: 


  • Duplicate or fragmented client records 
  • Missing or inconsistent service history 
  • Inaccurate reporting 
  • Delays in coordinating services across agencies 
  • Additional time spent resolving duplicate profiles 


A comprehensive search helps ensure you're working with an existing record whenever possible. 

Search Best Practices

Before creating a new profile, try the following search techniques: 


Search Using Multiple Identifiers - Don't rely on a name alone. Whenever possible, search using: 


  • Date of Birth (DOB) 
  • Full or Partial Social Security Number (SSN) 
  • HMIS Unique ID (if known) 
  • Client ID from a referring agency (if applicable) 


Using multiple identifiers significantly improves the likelihood of locating an existing record. 


Try Different Name Variations  - Names are often entered differently over time. If your first search is unsuccessful, try: 


  • Nicknames (e.g., Bob instead of Robert) 
  • Legal name versus preferred name 
  • Maiden or previous last names 
  • Hyphenated and non-hyphenated last names 
  • Alternate spellings (e.g., Steven/Stephen, Sara/Sarah) 


Search Partial Names - If you're unsure of the spelling: 


  • Search using only the first few letters of the first or last name. 
  • Search using only the last name combined with the participant's date of birth. 


Partial searches can help locate records with spelling errors or typographical mistakes. 

Verify Before Creating

If you find a profile that appears similar: 


  • Compare the Date of Birth. 
  • Compare the Social Security Number (or partial SSN). 
  • Review demographic information. 
  • Confirm identifying details with the participant when appropriate. 


Never create a new profile until you've confirmed that an existing profile does not already exist. 


Use Available Documentation - When available, verify participant information using: 


  • Government issued identification 
  • Social Security card 
  • Referral paperwork 
  • Previous program documentation 


Accurate source documentation helps improve data quality and reduces future corrections.

Common Mistakes to Avoid


  • Searching only by first and last name 
  • Creating a new profile after only one unsuccessful search 
  • Ignoring records with minor spelling differences 
  • Overlooking maiden names or aliases 
  • Assuming a participant has never been served by another agency 


Found a Duplicate? Let Us Know!

Even with a careful search, duplicate profiles can happen. If you identify an existing duplicate profile - or accidentally create a duplicate - please submit a support ticket to LAHSA’s Enterprise Ticketing System so the profiles can be reviewed and merged. Do not create additional profiles or attempt to resolve the duplicate on your own. Reporting duplicates promptly helps keep participant records accurate, complete, and connected across HMIS.


  • FINAL THOUGHT: A careful search today can prevent duplicate records tomorrow. Taking a few extra minutes before creating a new profile helps maintain accurate data, improves coordination across providers, and ensures participants receive the services they need without unnecessary delays. 


Mind your data now, because a better search today prevents a duplicate tomorrow.

Submit a support ticket:

Join our weekly HMIS office hours:

Every Thursday from 2 PM - 3 PM

 

Data, Explained: LAHSA's Data Quality Monitoring Plan


LAHSA’s Data Quality Monitoring Plan (DQMP) ensures HMIS data is accurate, reliable, and actionable so providers and policymakers can understand needs, track progress, and improve outcomes. Check out our website to take a deeper dive into LAHSA's data quality framework:



 

LAHSA is a joint powers authority of the City and County of Los Angeles, created in 1993 to address the problem of homelessness in Los Angeles County. LAHSA is the lead agency in the HUD-funded Los Angeles Continuum of Care, and coordinates and manages federal, state, county, and city funds for programs providing shelter, housing, and services to people experiencing homelessness.

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