Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Douglas A. Kloss, AU.D.
Audiologist in Greenfield, WI · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1588875843
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Registry record
Entity type Individual (Type 1)
Name Dr. Douglas A. Kloss
Credential AU.D.
Sex Male
Practice address 4818 S 76th St, Suite 3, Greenfield, WI, 53220
Phone (414) 281-8300
Enumeration date May 25, 2007
Last updated in NPPES Nov 18, 2025
Taxonomy & licenses
231H00000X Audiologist Speech, Language and Hearing Service Providers · License 152-156 (WI) Primary
AUD · Doctor of Audiology: A licensed audiologist diagnosing and treating hearing and balance disorders.
About the AUD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 100058601 | Medicaid | WI | - |
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 Douglas Kloss practice?
The practice location on file with NPPES is in Greenfield, WI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Douglas Kloss?
The National Provider Identifier (NPI) for Douglas Kloss is 1588875843, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-11-18.