Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Karen Warren
Home Health Aide in Aurora, CO · enumerated 2016.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1528410222
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Karen Warren
Sex Female
Practice address 3663 S Cathay St, Aurora, CO, 80013
Phone (720) 474-9948
Fax (720) 270-4111
Enumeration date Jul 6, 2016
Last updated in NPPES Jul 6, 2016
Taxonomy & licenses
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Karen Warren?
The National Provider Identifier (NPI) for Karen Warren is 1528410222, a Type 1 (individual) record in the CMS NPPES registry.
Where does Karen Warren practice?
The practice location on file with NPPES is in Aurora, CO. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-07-06.