Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Brennen Daniel Karl, AUD
Audiologist in Englewood, CO · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1356016711
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Registry record
Entity type Individual (Type 1)
Name Brennen Daniel Karl
Credential AUD
Sex Male
Practice address 3439 S Lincoln St, Englewood, CO, 80113
Phone (303) 777-9720
Fax (303) 781-9537
Enumeration date Aug 9, 2021
Last updated in NPPES Jan 10, 2023
Taxonomy & licenses
231H00000X Audiologist Speech, Language and Hearing Service Providers · License AUD.0001100 (CO) Primary
AUD · Doctor of Audiology: A licensed audiologist diagnosing and treating hearing and balance disorders.
About the AUD credential
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
Where does Brennen Karl practice?
The practice location on file with NPPES is in Englewood, CO. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Brennen Karl?
The National Provider Identifier (NPI) for Brennen Karl is 1356016711, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Chelsea Bega Audiologist · Englewood, CO NPI 1720518426 Whitney Swander Audiology Inc Audiologist · Englewood, CO NPI 1699483057 Northland Hearing Centers, Inc Hearing and Speech Clinic/Center · Englewood, CO NPI 1821821646 Erica Dambman Hearing Instrument Specialist · Englewood, CO NPI 1316731680 Autumn Nelson Hearing Instrument Specialist · Englewood, CO NPI 1982531877
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-01-10.